Inventor · disambiguated record
Ubbo Wernicke
Also filed as: WERNICKE UBBO
29 granted patents·116 citations·filing 1978–1998
96Inventor score
Top patents by PatentIndex Score
29 records- 0181US5334492APhotographic processing method and apparatusAGFA GEVAERT AG·Filed 1992·Granted Aug 2, 1994·12 cites·7 claims
- 0273US4348475AProcess for the production of photographic imagesAGFA GEVAERT AG·Filed 1980·Granted Sep 7, 1982·13 cites·1 claims
- 0367US5365300AMethod for processing photographic materialsAGFA GEVAERT AG·Filed 1992·Granted Nov 15, 1994·6 cites·2 claims
- 0463US5327189ADevice for developing photographic film basesAGFA GEVAERT AG·Filed 1990·Granted Jul 5, 1994·7 cites·9 claims
- 0561US5168297ACountercurrent final treatment systemAGFA GEVAERT AG·Filed 1991·Granted Dec 1, 1992·5 cites·8 claims
- 0660US4997749AOverflow-free color photographic development systemAGFA GEVAERT AG·Filed 1988·Granted Mar 5, 1991·8 cites·2 claims
- 0756US5006439APhotographic reversal process using a color developing agent in the black-and-white developerAGFA GEVAERT AG·Filed 1989·Granted Apr 9, 1991·7 cites·8 claims
- 0855US5063144APhotographic color developer solution and a process for the development of a color photographic materialAGFA GEVAERT AG·Filed 1991·Granted Nov 5, 1991·4 cites·8 claims
- 0953US5239328AMachine for developing photographic materialAGFA GEVAERT AG·Filed 1992·Granted Aug 24, 1993·4 cites·2 claims
- 1053US4680123ARegeneration of spent developersAGFA GEVAERT AG·Filed 1985·Granted Jul 14, 1987·7 cites·4 claims
- 1151US5716767ABleaching bath for photographic black-&-white materialAGFA GEVAERT AG·Filed 1996·Granted Feb 10, 1998·2 cites·11 claims
- 1251US4276372APhotographic material with interimage effectAGFA GEVAERT AG·Filed 1980·Granted Jun 30, 1981·6 cites·14 claims
- 1349US4710454APhotographic recording material and a process for the production of photographic imagesLANGEN HANS·Filed 1986·Granted Dec 1, 1987·6 cites·8 claims
- 1445US5734946AProcessing device for photographic materialsAGFA AG·Filed 1996·Granted Mar 31, 1998·1 cites·10 claims
- 1545US5537179ADevice and process for the rapid washing of photographic materialBAYER AG·Filed 1993·Granted Jul 16, 1996·3 cites·7 claims
- 1645US4299913APhotographic reversal process without second exposureAGFA GEVAERT AG·Filed 1979·Granted Nov 10, 1981·3 cites·8 claims
- 1744US6350563B1Photographic black-and-white reversal first developerAGFA GEVAERT·Filed 1998·Granted Feb 26, 2002·1 cites·13 claims
- 1844US4184875APhotographic reversal processAGFA GEVAERT AG·Filed 1978·Granted Jan 22, 1980·3 cites·4 claims
- 1942US5369458ALiquid stripper for photographic materialAGFA GEVAERT AG·Filed 1992·Granted Nov 29, 1994·2 cites·9 claims
- 2041US4632763AProcess for treating photographic washing watersAGFA GEVAERT AG·Filed 1985·Granted Dec 30, 1986·3 cites·4 claims
- 2139US5430521ADevice for the development of photographic silver halide materialAGFA AG·Filed 1993·Granted Jul 4, 1995·1 cites·2 claims
- 2238US4925778AProcess for the rapid development of color materialsAGFA GEVAERT AG·Filed 1989·Granted May 15, 1990·6 cites·8 claims
- 2338US4282313APhotographic material with stabilizersAGFA GEVAERT AG·Filed 1978·Granted Aug 4, 1981·2 cites·4 claims
- 2436US5210008APhotographic processAGFA GEVAERT AG·Filed 1992·Granted May 11, 1993·3 cites·9 claims
- 2535US5989790AProcess for the production of archival silver imagesAGFA GEVAERT AG·Filed 1998·Granted Nov 23, 1999·0 cites·7 claims
- 2635US5952159AMethod of photographic processingAGFA GEVAERT AG·Filed 1998·Granted Sep 14, 1999·0 cites·12 claims
- 2734US5392087AApparatus for processing photographic materialsAGFA GEVAERT AG·Filed 1993·Granted Feb 21, 1995·0 cites·18 claims
- 2831US5110715APhotographic reversal processAGFA GEVAERT AG·Filed 1989·Granted May 5, 1992·1 cites·10 claims
- 2925US5135841AProcess for the production of color photographic copiesAGFA GEVAERT AG·Filed 1990·Granted Aug 4, 1992·0 cites·4 claims
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