Inventor · disambiguated record
Hans-Georg Knop
Also filed as: KNOP HANS G · KNOP HANS-GEORG
14 granted patents·291 citations·filing 1974–1988
93Inventor score
Top patents by PatentIndex Score
14 records- 0194US4414635AMethod and circuit for recognition of colorsHELL RUDOLF DR ING GMBH·Filed 1981·Granted Nov 8, 1983·130 cites·39 claims
- 0279US4054916AApparatus for improving sharpness when recording continuous-tone picturesHELL RUDOLF DR ING GMBH·Filed 1974·Granted Oct 18, 1977·19 cites·5 claims
- 0376US4136360AApparatus including a circuit arrangement for adjusting the color signal levels of a white dotHELL RUDOLF DR ING GMBH·Filed 1976·Granted Jan 23, 1979·23 cites·5 claims
- 0466US4194839ACircuit arrangement for recognizing and adjusting color componentsHELL RUDOLF DR ING GMBH·Filed 1977·Granted Mar 25, 1980·17 cites·12 claims
- 0563US4096519ACircuit arrangement for resetting the signal level of a darkest area of a color or monochrome image reproduction apparatusHELL RUDOLF DR ING GMBH·Filed 1976·Granted Jun 20, 1978·14 cites·8 claims
- 0661US4092668ACorrection circuit for a color scannerHELL RUDOLF DR ING GMBH·Filed 1976·Granted May 30, 1978·12 cites·6 claims
- 0760US4261011AColor separation production using color recognition circuitHELL RUDOLF DR ING GMBH·Filed 1979·Granted Apr 7, 1981·11 cites·13 claims
- 0857US4812913ADiaphragm arrangement for opto-electronic scanning of originalsHELL RUDOLF DR ING GMBH·Filed 1988·Granted Mar 14, 1989·16 cites·12 claims
- 0957US4564859AMethod and an apparatus for producing color separations for single color printingHELL RUDOLF DR ING GMBH·Filed 1983·Granted Jan 14, 1986·14 cites·13 claims
- 1054US4005475AMethod for improving sharpness when recording half-tone pictures by modulating a sharpness signalHELL RUDOLF DR ING GMBH·Filed 1975·Granted Jan 25, 1977·9 cites·1 claims
- 1148US4521812AMethod of improving contrast accentuationHELL RUDOLF DR ING GMBH·Filed 1982·Granted Jun 4, 1985·8 cites·10 claims
- 1248US4403249AApparatus for mixing image signals to obtain a printing masterHELL RUDOLF DR ING GMBH·Filed 1980·Granted Sep 6, 1983·9 cites·20 claims
- 1340US4255761AApparatus for mixing image signals to obtain a printing masterHELL RUDOLF GMBH·Filed 1978·Granted Mar 10, 1981·5 cites·5 claims
- 1437US4293872AProduction of printing blocks or formsHELL RUDOLF DR ING GMBH·Filed 1979·Granted Oct 6, 1981·4 cites·13 claims
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