David J. Gampell

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Sunnyvale, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Optical isolation amplifier with sigma-delta modulation
- Patent number 5,287,107
- Issue date Feb 15, 1994
- Hewlett-Packard Company
- David J. Gampell
- G01 - MEASURING TESTING
Information Patent Grant
Circuits for realizing an optical isolator
- Patent number 5,061,859
- Issue date Oct 29, 1991
- Hewlett-Packard Company
- Ralph E. Lovelace
- H04 - ELECTRIC COMMUNICATION TECHNIQUE