with tubes only

Industry

CPC
H03F1/54

This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

HELECTRICITY H03Electronic circuits H03FAMPLIFIERS H03F1/00Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements

Current Industry

H03F1/54with tubes only

Industries

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Real-time and adaptive radio-frequency power protection
- Patent number 11,722,103
- Issue date Aug 8, 2023
- RENESAS ELECTRONICS AMERICA INC.
- Victor Korol
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Real-time and adaptive radio-frequency power protection
- Patent number 11,444,584
- Issue date Sep 13, 2022
- Renesas Electronics America, Inc.
- Victor Korol
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Real-time and adaptive radio-frequency power protection
- Patent number 10,938,355
- Issue date Mar 2, 2021
- Integrated Device Technology, Inc.
- Victor Korol
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Energy supply unit for a traveling wave tube
- Patent number 10,778,166
- Issue date Sep 15, 2020
- Tesat-Spacecom GmbH & Co. KG
- Jochen Artmann
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Circuit for providing a high and a low impedance and a system compr...
- Patent number 10,243,521
- Issue date Mar 26, 2019
- Sonion Nederland B.V.
- Adrianus Maria Lafort
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Low voltage tube circuits
- Patent number 10,063,194
- Issue date Aug 28, 2018
- Ronald Quan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
DC self-biased vacuum tube differential amplifier with grid-to-cath...
- Patent number 7,733,172
- Issue date Jun 8, 2010
- Chi Ming John Lam
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Silicon carbide high frequency high power amplifier
- Patent number 5,994,965
- Issue date Nov 30, 1999
- CBS Corporation
- Carlton D. Davis
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Travelling-wave tube protection arrangement
- Patent number 5,500,621
- Issue date Mar 19, 1996
- Martin Marietta Corp.
- Allen Katz
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Anti crow bar current interrupter for microwave tube transmitters
- Patent number 5,162,965
- Issue date Nov 10, 1992
- The United States of America as represented by the Secretary of the Air Force
- Walter E. Milberger
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Protection device against flashover in a transmitter circuit
- Patent number 4,760,486
- Issue date Jul 26, 1988
- Licentia Patent-Verwaltungs- GmbH
- Horst Beeken
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High frequency amplifier
- Patent number 4,751,472
- Issue date Jun 14, 1988
- Herfurth GmbH
- Karl H. Knobbe
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Automatic regulation of the output power of an amplifier
- Patent number 4,562,407
- Issue date Dec 31, 1985
- ANT Nachrichtentechnik GmbH
- Manfred Wassermann
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Apparatus for counteracting the cathode current increase occurring...
- Patent number 4,471,265
- Issue date Sep 11, 1984
- Telefonaktiebolaget L M Ericsson
- Rolf W. Rasmusson
- G01 - MEASURING TESTING
Information Patent Grant
Circuit for protecting traveling-wave tubes against faults of a pow...
- Patent number 4,323,853
- Issue date Apr 6, 1982
- Nippon Electric Co., Ltd.
- Teruhisa Kurokawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Cathode heating apparatus for an electronic power tube
- Patent number 4,255,690
- Issue date Mar 10, 1981
- Thomson-CSF
- Jean-Claude Lecornet
- G05 - CONTROLLING REGULATING
Information Patent Grant
Method and apparatus for monitoring and controlling the anode dissi...
- Patent number 4,196,392
- Issue date Apr 1, 1980
- BBC Brown Boveri & Company Limited
- Hanspeter Luchinger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
3795869
- Patent number 3,795,869
- Issue date Mar 5, 1974
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
3659143
- Patent number 3,659,143
- Issue date Apr 25, 1972
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
3600682
- Patent number 3,600,682
- Issue date Aug 17, 1971
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
3584153
- Patent number 3,584,153
- Issue date Jun 8, 1971
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
3573629
- Patent number 3,573,629
- Issue date Apr 6, 1971
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
3568004
- Patent number 3,568,004
- Issue date Mar 2, 1971
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
3539870
- Patent number 3,539,870
- Issue date Nov 10, 1970
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
3527984
- Patent number 3,527,984
- Issue date Sep 8, 1970
- G08 - SIGNALLING
Information Patent Grant
3519886
- Patent number 3,519,886
- Issue date Jul 7, 1970
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
3518549
- Patent number 3,518,549
- Issue date Jun 30, 1970
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
3479461
- Patent number 3,479,461
- Issue date Nov 18, 1969
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
3428820
- Patent number 3,428,820
- Issue date Feb 18, 1969
- G05 - CONTROLLING REGULATING
Information Patent Grant
3422367
- Patent number 3,422,367
- Issue date Jan 14, 1969
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
REAL-TIME AND ADAPTIVE RADIO-FREQUENCY POWER PROTECTION
- Publication number 20220385243
- Publication date Dec 1, 2022
- Renesas Electronics America Inc.
- Victor Korol
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
REAL-TIME AND ADAPTIVE RADIO-FREQUENCY POWER PROTECTION
- Publication number 20210152136
- Publication date May 20, 2021
- Renesas Electronics America, Inc.
- Victor Korol
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
REAL-TIME AND ADAPTIVE RADIO-FREQUENCY POWER PROTECTION
- Publication number 20190356279
- Publication date Nov 21, 2019
- Integrated Device Technology, Inc.
- Victor Korol
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
CIRCUIT FOR PROVIDING A HIGH AND A LOW IMPEDANCE AND A SYSTEM COMPR...
- Publication number 20180145643
- Publication date May 24, 2018
- Sonion Nederland BV
- Adrianus Maria Lafort
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Energy Supply Unit For A Traveling Wave Tube
- Publication number 20170141745
- Publication date May 18, 2017
- TESAT SPACECOM GMBH & CO. KG
- Jochen Artmann
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DC Self-Biased Vacuum Tube Differential Amplifier With Grid-to-Cath...
- Publication number 20090212857
- Publication date Aug 27, 2009
- Chi Ming John LAM
- H03 - BASIC ELECTRONIC CIRCUITRY

with tubes only

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Real-time and adaptive radio-frequency power protection

Real-time and adaptive radio-frequency power protection

Real-time and adaptive radio-frequency power protection

Energy supply unit for a traveling wave tube

Circuit for providing a high and a low impedance and a system compr...

Low voltage tube circuits

DC self-biased vacuum tube differential amplifier with grid-to-cath...

Silicon carbide high frequency high power amplifier

Travelling-wave tube protection arrangement

Anti crow bar current interrupter for microwave tube transmitters

Protection device against flashover in a transmitter circuit

High frequency amplifier

Automatic regulation of the output power of an amplifier

Apparatus for counteracting the cathode current increase occurring...

Circuit for protecting traveling-wave tubes against faults of a pow...

Cathode heating apparatus for an electronic power tube

Method and apparatus for monitoring and controlling the anode dissi...

3795869

3659143

3600682

3584153

3573629

3568004

3539870

3527984

3519886

3518549

3479461

3428820

3422367

Patents Applicationslast 30 patents

REAL-TIME AND ADAPTIVE RADIO-FREQUENCY POWER PROTECTION

REAL-TIME AND ADAPTIVE RADIO-FREQUENCY POWER PROTECTION

REAL-TIME AND ADAPTIVE RADIO-FREQUENCY POWER PROTECTION

CIRCUIT FOR PROVIDING A HIGH AND A LOW IMPEDANCE AND A SYSTEM COMPR...

Energy Supply Unit For A Traveling Wave Tube

DC Self-Biased Vacuum Tube Differential Amplifier With Grid-to-Cath...