Benedict B. O'Brien

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Manhattan Beach, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Planar masking for multi-depth silicon etching
- Patent number 5,738,757
- Issue date Apr 14, 1998
- Northrop Grumman Corporation
- Brent E. Burns
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Micromachined accelerometer gyroscope
- Patent number 5,392,650
- Issue date Feb 28, 1995
- Northrop Grumman Corporation
- Benedict B. O'Brien
- G01 - MEASURING TESTING
Information Patent Grant
Miniature silicon accelerometer and method
- Patent number 5,205,171
- Issue date Apr 27, 1993
- Northrop Corporation
- Benedict B. O'Brien
- G01 - MEASURING TESTING
Information Patent Grant
Silicon spatial light modulator
- Patent number 5,170,283
- Issue date Dec 8, 1992
- Northrop Corporation
- Benedict B. O'Brien
- G02 - OPTICS
Information Patent Grant
Planar bipolar transistors including heterojunction transistors
- Patent number 5,063,427
- Issue date Nov 5, 1991
- Northrop Corporation
- John W. Tully
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Planar bipolar transistors including heterojunction transistors and...
- Patent number 4,839,303
- Issue date Jun 13, 1989
- Northrop Corporation
- John W. Tully
- H01 - BASIC ELECTRIC ELEMENTS