Radio Frequency Systems

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Meriden, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Angled metallic ridge for coupling combline and ceramic resonators
- Patent number 7,956,707
- Issue date Jun 7, 2011
- Radio Frequency Systems, Inc.
- Bill Engst
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Attachment of deep drawn resonator shell
- Patent number 7,948,334
- Issue date May 24, 2011
- Radio Frequency Systems, Inc.
- Adam J. Jones
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Compact tunable dual band stop filter
- Patent number 7,915,978
- Issue date Mar 29, 2011
- Radio Frequency Systems, Inc.
- Yunchi Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dielectric combine cavity filter having ceramic resonator rods susp...
- Patent number 7,777,598
- Issue date Aug 17, 2010
- Radio Frequency Systems, Inc.
- Hamid Reza Salehi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Triple-mode cavity filter having a metallic resonator
- Patent number 7,755,456
- Issue date Jul 13, 2010
- Radio Frequency Systems, Inc.
- Hamid Reza Salehi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Band agile filter
- Patent number 7,327,210
- Issue date Feb 5, 2008
- Radio Frequency Systems, Inc.
- Bill Blair
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Apparatus and method for clamping cables in an antenna
- Patent number 7,113,149
- Issue date Sep 26, 2006
- Radio Frequency Systems, Inc.
- David Cornec
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Angle diversity dual antenna system
- Patent number 7,099,696
- Issue date Aug 29, 2006
- Radio Frequency Systems, Inc.
- Frederic Lecuyer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Tunable triple-mode mono-block filter assembly
- Patent number 7,068,127
- Issue date Jun 27, 2006
- Radio Frequency Systems
- William D. Wilber
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dielectric mono-block triple-mode microwave delay filter
- Patent number 7,042,314
- Issue date May 9, 2006
- Radio Frequency Systems
- Chi Wang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Antenna and radio interface
- Patent number 7,006,054
- Issue date Feb 28, 2006
- Radio Frequency System, Inc.
- Dennis Rosenfeld
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dual band bidirectional amplifier for wireless communication
- Patent number 6,993,286
- Issue date Jan 31, 2006
- Radio Frequency Systems, Inc.
- Liping Zhen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Microcellular foam dielectric for use in transmission lines
- Patent number 6,956,068
- Issue date Oct 18, 2005
- Radio Frequency Systems, Inc.
- Daniel E. Bufanda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Hybrid triple-mode ceramic/metallic coaxial filter assembly
- Patent number 6,954,122
- Issue date Oct 11, 2005
- Radio Frequency Systems, Inc.
- William Wilber
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Tuned radio frequency coaxial connector
- Patent number 6,926,555
- Issue date Aug 9, 2005
- Radio Frequency Systems, Inc.
- James W Nelson
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Frequency selective low loss transmission line system
- Patent number 6,882,242
- Issue date Apr 19, 2005
- Radio Frequency Systems, Inc.
- James W Nelson
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Triple-mode mono-block filter assembly
- Patent number 6,853,271
- Issue date Feb 8, 2005
- Radio Frequency Systems, Inc.
- William D. Wilber
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Adjustable capacitive coupling structure
- Patent number 6,836,198
- Issue date Dec 28, 2004
- Radio Frequency Systems, Inc.
- Bill Engst
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Aperture coupled output network for ceramic and waveguide combiner...
- Patent number 6,812,808
- Issue date Nov 2, 2004
- Radio Frequency Systems, Inc.
- Kevin M. Gaukel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Single or dual polarized molded dipole antenna having integrated fe...
- Patent number 6,747,606
- Issue date Jun 8, 2004
- Radio Frequency Systems Inc.
- Jean-pierre Harel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Polarization rotationer
- Patent number 6,720,840
- Issue date Apr 13, 2004
- Radio Frequency Systems Inc.
- Gerd Bohnet
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Antenna and radio interface
- Patent number 6,685,383
- Issue date Feb 3, 2004
- Radio Frequency Systems Inc.
- Dennis Rosenfeld
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
System for cross coupling resonators
- Patent number 6,642,814
- Issue date Nov 4, 2003
- Alcatel, Radio Frequency Systems, Inc.
- Greg Lamont
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Coaxial cable preparation tool
- Patent number 6,637,101
- Issue date Oct 28, 2003
- Radio Frequency Systems, Inc.
- Rob Hathaway
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Coplanar directional coupler for hybrid geometry
- Patent number 6,624,722
- Issue date Sep 23, 2003
- Radio Frequency Systems, Inc.
- Chi Wang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multi-channel frequency multiplexer with small dimension
- Patent number 6,624,723
- Issue date Sep 23, 2003
- Radio Frequency Systems, Inc.
- Chi Wang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Turnable, temperature stable dielectric loaded cavity resonator and...
- Patent number 6,600,394
- Issue date Jul 29, 2003
- Radio Frequency Systems, Inc.
- Chi Wang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dual band antenna using a single column of elliptical vivaldi notches
- Patent number 6,525,696
- Issue date Feb 25, 2003
- Radio Frequency Systems, Inc.
- Charles Powell
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Apparatus for communicating diversity signals over a transmission m...
- Patent number 6,268,946
- Issue date Jul 31, 2001
- Radio Frequency Systems, Inc.
- Robert S. Larkin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Severable radio frequency coaxial cable connectors having minimal s...
- Patent number 5,454,735
- Issue date Oct 3, 1995
- Radio Frequency Systems, Inc.
- James W. Nelson
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Combined Omnidirectional & Directional Antennas
- Publication number 20190165487
- Publication date May 30, 2019
- Radio Frequency Systems, Inc.
- Charles M. POWELL
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPACT MULTI-BAND DUAL SLANT POLARIZATION ANTENNA
- Publication number 20180191075
- Publication date Jul 5, 2018
- Radio Frequency Systems, Inc.
- Kostyantyn Semonov
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Dielectric Loaded Metallic Resonator
- Publication number 20180191046
- Publication date Jul 5, 2018
- Radio Frequency Systems, Inc.
- Yunchi Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Combined Omnidirectional & Directional Antennas
- Publication number 20180026380
- Publication date Jan 25, 2018
- Radio Frequency Systems, Inc.
- Charles M. Powell
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Load-Resistant Antenna Mount
- Publication number 20180006368
- Publication date Jan 4, 2018
- Radio Frequency Systems, Inc.
- Asaad R Elsaadani
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Methods And Devices For Protecting Antenna Components From Contamin...
- Publication number 20170250454
- Publication date Aug 31, 2017
- RADIO FREQUENCY SYSTEMS INC.
- Yin-Shing Chong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Corrosion Protected Communication Connections And Related Methods
- Publication number 20170229806
- Publication date Aug 10, 2017
- RADIO FREQUENCY SYSTEMS INC.
- Yin-Shing Chong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Methods And Devices For Configuring Antenna Arrays
- Publication number 20170104267
- Publication date Apr 13, 2017
- Radio Frequency Systems,Inc.
- Charles M. Powell
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Insulated Splitters And Related Methods
- Publication number 20160276814
- Publication date Sep 22, 2016
- Radio Frequency Systems, Inc.
- Robert Triggs
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Corrosion Protected Communication Connections And Related Methods
- Publication number 20160268726
- Publication date Sep 15, 2016
- Radio Frequency Systems, Inc.
- Yin-shing Chong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Switching Regulator Power Supply With Constant Current Option
- Publication number 20160233832
- Publication date Aug 11, 2016
- RADIO FREQUENCY SYSTEMS INC.
- Jing Wang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
RF Notch Filters And Related Methods
- Publication number 20160226125
- Publication date Aug 4, 2016
- Radio Frequency Systems,Inc.
- Raja Reddy Katipally
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Methods And Devices For Integrating Radio Frequency And Other Signa...
- Publication number 20160211565
- Publication date Jul 21, 2016
- Radio Frequency Systems, Inc.
- Teppo M. Lukkarila
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Methods And Devices For Connecting A Resonator To A Filter Body
- Publication number 20160049711
- Publication date Feb 18, 2016
- Radio Frequency Systems, Inc.
- Yin-Shing Chong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ATTACHMENT OF DEEP DRAWN RESONATOR SHELL
- Publication number 20150364806
- Publication date Dec 17, 2015
- Radio Frequency Systems
- Yin-Shing CHONG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Methods And Devices For Protecting Band Rejection Filters From Exte...
- Publication number 20150250068
- Publication date Sep 3, 2015
- Radio Frequency Systems, Inc.
- Yin-Shing Chong
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Methods And Devices For Grounding Deep Drawn Resonators
- Publication number 20150207194
- Publication date Jul 23, 2015
- Radio Frequency Systems, Inc.
- Yin-Shing Chong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Methods And Systems For Calibrating LTE Antenna Systems
- Publication number 20150126135
- Publication date May 7, 2015
- Radio Frequency Systems, Inc.
- Raja Reddy Katipally
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Vertically And Horizontally Polarized Omnidirectional Antennas And...
- Publication number 20150116177
- Publication date Apr 30, 2015
- Radio Frequency Systems, Inc.
- Charles M. POwell
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Devices For Providing Phase Adjustments In Multi-Element Antenna Ar...
- Publication number 20150028968
- Publication date Jan 29, 2015
- Radio Frequency Systems, Inc.
- Raja Katipally
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Multi-Conductor Cables With Spacers For Conductors
- Publication number 20150021068
- Publication date Jan 22, 2015
- Radio Frequency Systems, Inc.
- Timothy Bernhardt
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
AMPLITUDE TAPERED SWITCHED BEAM ANTENNA SYSTEMS
- Publication number 20140375518
- Publication date Dec 25, 2014
- Radio Frequency Systems, Inc.
- Charles M. Powell
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Orthomode Transducers And Methods Of Fabricating Orthomode Transducers
- Publication number 20140354375
- Publication date Dec 4, 2014
- Radio Frequency Systems, Inc.
- Yin-Shing Chong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Methods And Devices For Providing A Compact Resonator
- Publication number 20140333394
- Publication date Nov 13, 2014
- Radio Frequency Systems, Inc.
- Yin-Shing Chong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Unitary Antenna Dipoles And Related Methods
- Publication number 20140266952
- Publication date Sep 18, 2014
- Radio Frequency Systems, Inc.
- Raja Reddy Katipally
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ANTENNA FEED WITH POLARIZATION ROTATION
- Publication number 20130222081
- Publication date Aug 29, 2013
- Radio Frequency Systems, Inc.
- James W. Nelson
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NON-RESONANT NODE FILTER
- Publication number 20130222080
- Publication date Aug 29, 2013
- Radio Frequency Systems, Inc.
- Raja Reddy KATIPALLY
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ANTENNA RADIATING ELEMENT
- Publication number 20130106668
- Publication date May 2, 2013
- Radio Frequency Systems
- Raja Katipally
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DC PASS FILTER USING FLAT INDUCTOR IN CAVITY
- Publication number 20120264486
- Publication date Oct 18, 2012
- RADIO FREQUENCY SYSTEMS INC.
- Yunchi Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
RADIO FREQUENCY FILTER STABILIZATION
- Publication number 20120249267
- Publication date Oct 4, 2012
- Radio Frequency Systems, Inc.
- Timothy Bernhardt
- H01 - BASIC ELECTRIC ELEMENTS

Trademarklast 30 trademarks

Information Trademark
87216604 - RFSTAR
- Serial number 87216604
- Registration number 5387797
- Filing date Oct 26, 2016
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
79194179 - RFS INVISILINE
- Serial number 79194179
- Registration number 5992936
- Filing date Jul 6, 2016
- RADIO FREQUENCY SYSTEMS FRANCE, Sociétépar actions simplifiée
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
86587796 - PENETRATOR
- Serial number 86587796
- Registration number 4851030
- Filing date Apr 6, 2015
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
85356730 - RADIAFLEX
- Serial number 85356730
- Registration number 4093843
- Filing date Jun 27, 2011
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
77559942 - RFS SLIMLINE
- Serial number 77559942
- Registration number 3605615
- Filing date Sep 2, 2008
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
77479082 - RFS COMPACTLINE
- Serial number 77479082
- Registration number 3659982
- Filing date May 20, 2008
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
76385449 - QUIKWAVE
- Serial number 76385449
- Registration number 2770922
- Filing date Mar 19, 2002
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
76289396 - DIVERSIFIER
- Serial number 76289396
- Registration number 2620822
- Filing date Jul 24, 2001
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
76289398 - LOCALIZER
- Serial number 76289398
- Registration number 2648857
- Filing date Jul 24, 2001
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
78045558 - CLEARFILL
- Serial number 78045558
- Registration number 2629408
- Filing date Jan 30, 2001
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
76183134 - CELPLOT3D
- Serial number 76183134
- Registration number 2509870
- Filing date Dec 19, 2000
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
76147850 - OPTIMIZER PLUS
- Serial number 76147850
- Registration number 2492560
- Filing date Oct 16, 2000
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
76126331 - RFS COMPACTLINE
- Serial number 76126331
- Registration number 2571017
- Filing date Sep 12, 2000
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
76111739 - RFS SLIMLINE
- Serial number 76111739
- Registration number 2566829
- Filing date Aug 17, 2000
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
76102715 - RAPID FIT
- Serial number 76102715
- Registration number 2650224
- Filing date Aug 3, 2000
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
76025996 - YOUR TOTAL PACKAGE
- Serial number 76025996
- Registration number 2511954
- Filing date Apr 14, 2000
- RADIO FREQUENCY SYSTEMS, INC.
- 42 - Scientific and technological services and research and design relating thereto
Information Trademark
75936307 - RFS TOOLS
- Serial number 75936307
- Registration number 2514286
- Filing date Mar 6, 2000
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75934451 - REMOTE TILT
- Serial number 75934451
- Registration number 2705517
- Filing date Mar 3, 2000
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75832307 - MICROTENNA
- Serial number 75832307
- Registration number 2397767
- Filing date Oct 26, 1999
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75776545 - OPTIMIZER
- Serial number 75776545
- Registration number 2357649
- Filing date Aug 13, 1999
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75775653 - STATIONMASTER II
- Serial number 75775653
- Registration number 2357644
- Filing date Aug 13, 1999
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75468352 - CELCALC
- Serial number 75468352
- Registration number 2266768
- Filing date Apr 15, 1998
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75132073 - MAXIMIZER
- Serial number 75132073
- Registration number 2314833
- Filing date Jul 10, 1996
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75077592 - RFS
- Serial number 75077592
- Registration number 2038890
- Filing date Mar 25, 1996
- Radio Frequency Systems, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
74570255 - BDA
- Serial number 74570255
- Registration number 2035978
- Filing date Sep 6, 1994
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
74562380 - CELLITE
- Serial number 74562380
- Registration number 2024369
- Filing date Aug 18, 1994
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
74364644 - CELWAVE
- Serial number 74364644
- Registration number 1810581
- Filing date Mar 4, 1993
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
74344846 - TRI-RAD
- Serial number 74344846
- Registration number 1910708
- Filing date Dec 30, 1992
- Radio Frequency Systems, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
74214337 - CELWAVE
- Serial number 74214337
- Registration number 1711380
- Filing date Oct 18, 1991
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
74214338 - STATIONMASTER
- Serial number 74214338
- Registration number 1764150
- Filing date Oct 18, 1991
- RADIO FREQUENCY SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments

Radio Frequency Systems

Organization

Patents Grantslast 30 patents

Angled metallic ridge for coupling combline and ceramic resonators

Attachment of deep drawn resonator shell

Compact tunable dual band stop filter

Dielectric combine cavity filter having ceramic resonator rods susp...

Triple-mode cavity filter having a metallic resonator

Band agile filter

Apparatus and method for clamping cables in an antenna

Angle diversity dual antenna system

Tunable triple-mode mono-block filter assembly

Dielectric mono-block triple-mode microwave delay filter

Antenna and radio interface

Dual band bidirectional amplifier for wireless communication

Microcellular foam dielectric for use in transmission lines

Hybrid triple-mode ceramic/metallic coaxial filter assembly

Tuned radio frequency coaxial connector

Frequency selective low loss transmission line system

Triple-mode mono-block filter assembly

Adjustable capacitive coupling structure

Aperture coupled output network for ceramic and waveguide combiner...

Single or dual polarized molded dipole antenna having integrated fe...

Polarization rotationer

Antenna and radio interface

System for cross coupling resonators

Coaxial cable preparation tool

Coplanar directional coupler for hybrid geometry

Multi-channel frequency multiplexer with small dimension

Turnable, temperature stable dielectric loaded cavity resonator and...

Dual band antenna using a single column of elliptical vivaldi notches

Apparatus for communicating diversity signals over a transmission m...

Severable radio frequency coaxial cable connectors having minimal s...

Patents Applicationslast 30 patents

Combined Omnidirectional & Directional Antennas

COMPACT MULTI-BAND DUAL SLANT POLARIZATION ANTENNA

Dielectric Loaded Metallic Resonator

Combined Omnidirectional & Directional Antennas

Load-Resistant Antenna Mount

Methods And Devices For Protecting Antenna Components From Contamin...

Corrosion Protected Communication Connections And Related Methods

Methods And Devices For Configuring Antenna Arrays

Insulated Splitters And Related Methods

Corrosion Protected Communication Connections And Related Methods

Switching Regulator Power Supply With Constant Current Option

RF Notch Filters And Related Methods

Methods And Devices For Integrating Radio Frequency And Other Signa...

Methods And Devices For Connecting A Resonator To A Filter Body

ATTACHMENT OF DEEP DRAWN RESONATOR SHELL

Methods And Devices For Protecting Band Rejection Filters From Exte...

Methods And Devices For Grounding Deep Drawn Resonators

Methods And Systems For Calibrating LTE Antenna Systems

Vertically And Horizontally Polarized Omnidirectional Antennas And...

Devices For Providing Phase Adjustments In Multi-Element Antenna Ar...

Multi-Conductor Cables With Spacers For Conductors

AMPLITUDE TAPERED SWITCHED BEAM ANTENNA SYSTEMS

Orthomode Transducers And Methods Of Fabricating Orthomode Transducers

Methods And Devices For Providing A Compact Resonator

Unitary Antenna Dipoles And Related Methods

ANTENNA FEED WITH POLARIZATION ROTATION

NON-RESONANT NODE FILTER

ANTENNA RADIATING ELEMENT

DC PASS FILTER USING FLAT INDUCTOR IN CAVITY

RADIO FREQUENCY FILTER STABILIZATION

Trademarklast 30 trademarks

87216604 - RFSTAR

79194179 - RFS INVISILINE

86587796 - PENETRATOR

85356730 - RADIAFLEX

77559942 - RFS SLIMLINE

77479082 - RFS COMPACTLINE

76385449 - QUIKWAVE

76289396 - DIVERSIFIER

76289398 - LOCALIZER

78045558 - CLEARFILL

76183134 - CELPLOT3D

76147850 - OPTIMIZER PLUS

76126331 - RFS COMPACTLINE

76111739 - RFS SLIMLINE

76102715 - RAPID FIT