Carl B. Freidhoff

Person

Murrysville, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Tapered magnetic ion transport tunnel for particle collection
- Patent number 11,749,515
- Issue date Sep 5, 2023
- Northrop Grumman Systems Corporation
- Vivian W. Ryan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Radiation shield
- Patent number 10,755,827
- Issue date Aug 25, 2020
- Northrop Grumman Systems Corporation
- Vivian W. Ryan
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Space ion analyzer with mass spectrometer on a chip (MSOC) using fl...
- Patent number 10,319,572
- Issue date Jun 11, 2019
- Northrop Grumman Systems Corporation
- Carl B. Freidhoff
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thin film encapsulation of MEMS devices
- Patent number 7,875,941
- Issue date Jan 25, 2011
- Northrop Grumman Corporation
- Carl B. Freidhoff
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
MEMS piezoelectric switch
- Patent number 7,786,653
- Issue date Aug 31, 2010
- Northrop Grumman Systems Corporation
- Carl B. Freidhoff
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Miniature mass spectrometer for the analysis of chemical and biolog...
- Patent number 7,767,959
- Issue date Aug 3, 2010
- Northrop Grumman Corporation
- Carl B. Freidhoff
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Miniature mass spectrometer for the analysis of biological small mo...
- Patent number 7,649,171
- Issue date Jan 19, 2010
- Northrop Grumman Corporation
- Carl B. Freidhoff
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thin film encapsulation of MEMS devices
- Patent number 7,638,429
- Issue date Dec 29, 2009
- Northrop Grumman Corporation
- Carl B. Freidhoff
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Systems and methods for use in detecting harmful aerosol particles
- Patent number 7,576,844
- Issue date Aug 18, 2009
- Northrop Grumman Corporation
- Peter P. Hairston
- G01 - MEASURING TESTING
Information Patent Grant
Systems and methods for use in detecting harmful aerosol particles
- Patent number 7,554,663
- Issue date Jun 30, 2009
- Northrop Grumman Corporation
- Peter P. Hairston
- G01 - MEASURING TESTING
Information Patent Grant
Systems and methods for use in detecting harmful aerosol particles
- Patent number 7,423,751
- Issue date Sep 9, 2008
- Northrop Grumman Corporation
- Peter P. Hairston
- G01 - MEASURING TESTING
Information Patent Grant
MEMS mass spectrometer
- Patent number 7,402,799
- Issue date Jul 22, 2008
- Northrop Grumman Corporation
- Carl B. Freidhoff
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
IDT electroded piezoelectric diaphragms
- Patent number 7,378,782
- Issue date May 27, 2008
- The Penn State Research Foundation
- Susan Trolier McKinstry
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Compact ion gauge using micromachining and MISOC devices
- Patent number 7,057,170
- Issue date Jun 6, 2006
- Northrop Grumman Corporation
- Carl B. Freidhoff
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thin film encapsulation of MEMS devices
- Patent number 7,045,459
- Issue date May 16, 2006
- Northrop Grumman Corporation
- Carl B. Freidhoff
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Antenna system using time delays with mercury wetted switches
- Patent number 6,191,754
- Issue date Feb 20, 2001
- Northrop Grumman Corporation
- Harvey C. Nathanson
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Mercury wetted switch
- Patent number 5,912,606
- Issue date Jun 15, 1999
- Northrop Grumman Corporation
- Harvey C. Nathanson
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Micro-miniature ionizer for gas sensor applications and method of m...
- Patent number 5,747,815
- Issue date May 5, 1998
- Northrop Grumman Corporation
- Robert M. Young
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Micro-miniature diaphragm pump for the low pressure pumping of gases
- Patent number 5,659,171
- Issue date Aug 19, 1997
- Northrop Grumman Corporation
- Robert M. Young
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Miniaturized mass filter
- Patent number 5,536,939
- Issue date Jul 16, 1996
- Northrop Grumman Corporation
- Carl B. Freidhoff
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Solid state detector for sensing low energy charged particles
- Patent number 5,530,244
- Issue date Jun 25, 1996
- Northrop Grumman Corporation
- Saptharish Sriram
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for manufacturing a miniaturized solid state mass spectrograph
- Patent number 5,492,867
- Issue date Feb 20, 1996
- Westinghouse Elect. Corp.
- Joseph C. Kotvas
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thin film preconcentrator array
- Patent number 5,481,110
- Issue date Jan 2, 1996
- Westinghouse Electric Corp.
- Silaipillayarputhur V. Krishnaswamy
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Micro-miniature piezoelectric diaphragm pump for the low pressure p...
- Patent number 5,466,932
- Issue date Nov 14, 1995
- Westinghouse Electric Corp.
- Robert M. Young
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Solid state micro-machined mass spectrograph universal gas detectio...
- Patent number 5,386,115
- Issue date Jan 31, 1995
- Westinghouse Electric Corporation
- Carl B. Freidhoff
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrical contact containing a braze diffusion barrier
- Patent number 5,330,088
- Issue date Jul 19, 1994
- Eaton Corporation
- Graham A. Whitlow
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Vacuum interrupter with simplified enclosure and method of assembly
- Patent number 4,880,947
- Issue date Nov 14, 1989
- Westinghouse Electric Corp.
- Maurice G. Fey
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
TAPERED MAGNETIC ION TRANSPORT TUNNEL FOR PARTICLE COLLECTION
- Publication number 20230411134
- Publication date Dec 21, 2023
- Northrop Grumman Systems Corporation
- Vivian W. Ryan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
TAPERED MAGNETIC ION TRANSPORT TUNNEL FOR PARTICLE COLLECTION
- Publication number 20210050204
- Publication date Feb 18, 2021
- Northrop Grumman Systems Corporation
- Vivian W. Ryan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
TAPERED MAGNETIC ION TRANSPORT TUNNEL FOR PARTICLE COLLECTION
- Publication number 20200152437
- Publication date May 14, 2020
- Northrop Grumman Systems Corporation
- Vivian W. Ryan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SPACE ION ANALYZER WITH MASS SPECTROMETER ON A CHIP (MSOC) USING FL...
- Publication number 20190096644
- Publication date Mar 28, 2019
- Northrop Grumman Systems Corporation
- Carl B. Freidhoff
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
THIN FILM ENCAPSULATION OF MEMS DEVICES
- Publication number 20100237446
- Publication date Sep 23, 2010
- Northrop Grumman Corporation
- Carl B. FREIDHOFF
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
MEMS Fabrication Method
- Publication number 20090081828
- Publication date Mar 26, 2009
- NORTHROP GRUMMAN SYSTEMS CORPORATION
- Carl B. Freidhoff
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
MEMS PIEZOELECTRIC SWITCH
- Publication number 20090009030
- Publication date Jan 8, 2009
- NORTHROP GRUMMAN SYSTEMS CORPORATION
- Carl B. Freidhoff
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Coiled circuit bio-sensor
- Publication number 20080009687
- Publication date Jan 10, 2008
- Joseph T. Smith
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
MEMS mass spectrometer
- Publication number 20070096023
- Publication date May 3, 2007
- Carl B. Freidhoff
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Systems and methods for use in detecting harmful aerosol particles
- Publication number 20060232775
- Publication date Oct 19, 2006
- Northrop Grumman Corporation
- Peter P. Hairston
- G01 - MEASURING TESTING
Information Patent Application
Systems and methods for use in detecting harmful aerosol particles
- Publication number 20060232776
- Publication date Oct 19, 2006
- Northrop Grumman Corporation
- Peter P. Hairston
- G01 - MEASURING TESTING
Information Patent Application
Systems and methods for use in detecting harmful aerosol particles
- Publication number 20060197033
- Publication date Sep 7, 2006
- Northrop Grumman Corporation
- Peter P. Hairston
- G01 - MEASURING TESTING
Information Patent Application
IDT electroded piezoelectric diaphragms
- Publication number 20060186761
- Publication date Aug 24, 2006
- The Penn State Research Foundation
- Susan Trolier-McKinstry
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Thin film encapsulation of MEMS devices
- Publication number 20060183262
- Publication date Aug 17, 2006
- Northrop Grumman Corporation
- Carl B. Freidhoff
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
Compact ion gauge using micromachining and MISOC devices
- Publication number 20050199805
- Publication date Sep 15, 2005
- Carl B. Freidhoff
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Thin film encapsulation of MEMS devices
- Publication number 20030155643
- Publication date Aug 21, 2003
- Carl B. Freidhoff
- B81 - MICRO-STRUCTURAL TECHNOLOGY

Carl B. Freidhoff

Person

Patents Grantslast 30 patents

Tapered magnetic ion transport tunnel for particle collection

Radiation shield

Space ion analyzer with mass spectrometer on a chip (MSOC) using fl...

Thin film encapsulation of MEMS devices

MEMS piezoelectric switch

Miniature mass spectrometer for the analysis of chemical and biolog...

Miniature mass spectrometer for the analysis of biological small mo...

Thin film encapsulation of MEMS devices

Systems and methods for use in detecting harmful aerosol particles

Systems and methods for use in detecting harmful aerosol particles

Systems and methods for use in detecting harmful aerosol particles

MEMS mass spectrometer

IDT electroded piezoelectric diaphragms

Compact ion gauge using micromachining and MISOC devices

Thin film encapsulation of MEMS devices

Antenna system using time delays with mercury wetted switches

Mercury wetted switch

Micro-miniature ionizer for gas sensor applications and method of m...

Micro-miniature diaphragm pump for the low pressure pumping of gases

Miniaturized mass filter

Solid state detector for sensing low energy charged particles

Method for manufacturing a miniaturized solid state mass spectrograph

Thin film preconcentrator array

Micro-miniature piezoelectric diaphragm pump for the low pressure p...

Solid state micro-machined mass spectrograph universal gas detectio...

Electrical contact containing a braze diffusion barrier

Vacuum interrupter with simplified enclosure and method of assembly

Patents Applicationslast 30 patents

TAPERED MAGNETIC ION TRANSPORT TUNNEL FOR PARTICLE COLLECTION

TAPERED MAGNETIC ION TRANSPORT TUNNEL FOR PARTICLE COLLECTION

TAPERED MAGNETIC ION TRANSPORT TUNNEL FOR PARTICLE COLLECTION

SPACE ION ANALYZER WITH MASS SPECTROMETER ON A CHIP (MSOC) USING FL...

THIN FILM ENCAPSULATION OF MEMS DEVICES

MEMS Fabrication Method

MEMS PIEZOELECTRIC SWITCH

Coiled circuit bio-sensor

MEMS mass spectrometer

Systems and methods for use in detecting harmful aerosol particles

Systems and methods for use in detecting harmful aerosol particles

Systems and methods for use in detecting harmful aerosol particles

IDT electroded piezoelectric diaphragms

Thin film encapsulation of MEMS devices

Compact ion gauge using micromachining and MISOC devices

Thin film encapsulation of MEMS devices