Inventor · disambiguated record
Hans-Wilhelm Zappen
Also filed as: ZAPPEN HANS W · ZAPPEN HANS-WILHELM
4 granted patents·26 citations·filing 1980–1987
74Inventor score
Technology areasH04N
Top patents by PatentIndex Score
4 records- 0144US4292653AMethod and circuit for reading-out data from a television pickup (image sensor)BOSCH GMBH ROBERT·Filed 1980·Granted Sep 29, 1981·8 cites·11 claims
- 0240US4488052AMethod and system to reduce low-frequency noise in semiconductor sensorsBOSCH GMBH ROBERT·Filed 1981·Granted Dec 11, 1984·6 cites·16 claims
- 0334US4851911AVideo signal noise reduction circuitBOSCH GMBH ROBERT·Filed 1987·Granted Jul 25, 1989·5 cites·13 claims
- 0434US4542403AMethod of confining the signal level range of a television cameraZIMMERMANN FRIEDRICH·Filed 1983·Granted Sep 17, 1985·7 cites·5 claims
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