Heinz H. Gehrt

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Hamburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Circuit arrangement for frequency-modulated picture signals
- Patent number 4,897,608
- Issue date Jan 30, 1990
- U.S. Philips Corporation
- Heinz H. Gehrt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multivibrator circuit having compensated delay time
- Patent number 4,874,966
- Issue date Oct 17, 1989
- U.S. Philips Corporation
- Heinz H. Gehrt
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Circuit arrangement for detecting whether a predetermined frequency...
- Patent number 4,851,785
- Issue date Jul 25, 1989
- U.S. Philips Corp.
- Heinz H. Gehrt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE