Inventor · disambiguated record
Walter Kraft
Also filed as: KRAFT WALTER · KRAFT WALTER KARL
18 granted patents·2 pending applications·227 citations·filing 1988–2020
94Inventor score
Files withGRETAG IMAGING AG6GRETAG IMAGING TRADING AG4GRETAG SYSTEMS4GRETAG SYSTEMS INC2CHIESI FARM SPA1
Top patents by PatentIndex Score
20 records- 0191US6954549B2Local digital image property control with masksGRETAG IMAGING TRADING AG·Filed 2002·Granted Oct 11, 2005·58 cites·30 claims
- 0283US5016043AExposure control process and photographic color copying apparatusGRETAG SYSTEMS·Filed 1989·Granted May 14, 1991·21 cites·20 claims
- 0383US4951084APhotographic color copying apparatus and exposure control processCIBA GEIGY CORP·Filed 1988·Granted Aug 21, 1990·21 cites·91 claims
- 0482US5798820AMethod for producing copies from photographic originalsGRETAG IMAGING AG·Filed 1997·Granted Aug 25, 1998·11 cites·15 claims
- 0579US7103228B2Local change of an image sharpness of photographic images with masksIMAGING SOLUTIONS AG·Filed 2002·Granted Sep 5, 2006·26 cites·13 claims
- 0673US5119125AProcess for the preparation of photographic color copiesGRETAG SYSTEMS INC·Filed 1991·Granted Jun 2, 1992·16 cites·16 claims
- 0773US5087937APhotoelectric scannerGRETAG SYSTEMS·Filed 1990·Granted Feb 11, 1992·16 cites·13 claims
- 0872US5365353AProcedure for making copies from photographic originalsGRETAG IMAGING AG·Filed 1993·Granted Nov 15, 1994·15 cites·17 claims
- 0971US6458492B1Mask changing the brightness profile of a photographic copyGRETAG IMAGING TRADING AG·Filed 2000·Granted Oct 1, 2002·8 cites·16 claims
- 1060US5036351AExposure control process and photographic color copying apparatusGRETAG SYSTEMS·Filed 1990·Granted Jul 30, 1991·9 cites·29 claims
- 1157US6498638B1Optimization apparatus for photographic image dataGRETAG IMAGING TRADING AG·Filed 2000·Granted Dec 24, 2002·4 cites·10 claims
- 1254US6392739B1Method for optimizing a copying light profileGRETAG IMAGING TRADING AG·Filed 2000·Granted May 21, 2002·4 cites·16 claims
- 1352US5115270APhotographic color copying apparatus and exposure control processGRETAG SYSTEMS·Filed 1990·Granted May 19, 1992·7 cites·36 claims
- 1449US2020330455A1Method for treating neonatal opiod withdrawal syndromeCHIESI FARM SPA·Filed 2020·Application pending·0 cites
- 1544US6088136AMethod for producing index printsGRETAG IMAGING AG·Filed 1997·Granted Jul 11, 2000·3 cites·16 claims
- 1643US5953136AMethod for producing photographic copies from photographic originalsGRETAG IMAGING AG·Filed 1997·Granted Sep 14, 1999·3 cites·8 claims
- 1741US2002131096A1Mask for changing the brightness profile of a photographic copyFiled 2002·Application pending·0 cites
- 1832US6341008B1Photographic copierGRETAG IMAGING AG·Filed 1999·Granted Jan 22, 2002·4 cites·26 claims
- 1932US5081486AProcess for the preparation of photographic color copies from copy mastersGRETAG SYSTEMS INC·Filed 1991·Granted Jan 14, 1992·1 cites·41 claims
- 2027US6072604AMethod for calibrating a photographic copy printerGRETAG IMAGING AG·Filed 1997·Granted Jun 6, 2000·0 cites·13 claims
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