Inventor · disambiguated record
Reinhold Ruger
Also filed as: RUEGER REINHOLD
14 granted patents·97 citations·filing 1989–2004
91Inventor score
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14 records- 0190US4937160APhotographic silver halide elements containing aryl hydrazidesDU PONT·Filed 1989·Granted Jun 26, 1990·19 cites·7 claims
- 0280US5637439APhotographic silver halide photosensitive material and method for developing the sameMITSUBISHI PAPER MILLS LTD·Filed 1995·Granted Jun 10, 1997·23 cites·17 claims
- 0374US5130480AAmmonium aryl hydrazide compoundsDU PONT·Filed 1991·Granted Jul 14, 1992·7 cites·8 claims
- 0472US7264670B2Coloured microstructured effect pigmentsMERCK PATENT GMBH·Filed 2004·Granted Sep 4, 2007·21 cites·28 claims
- 0570US5190847APhotographic silver halide materials containing aryl hydrazidesDU PONT·Filed 1991·Granted Mar 2, 1993·10 cites·3 claims
- 0661US5013844APyridinium aryl hydrazide compoundsDU PONT·Filed 1989·Granted May 7, 1991·6 cites·8 claims
- 0758US5416218AAryl hydrazidesDU PONT·Filed 1993·Granted May 16, 1995·5 cites·3 claims
- 0851US6150083APhotograhic silver halide material and process for preparing silver imagesAGFA GEVAERT NV·Filed 1997·Granted Nov 21, 2000·3 cites·8 claims
- 0941US5663034ASilver halide recording material for making negative images having ultrahigh contrastDU PONT·Filed 1996·Granted Sep 2, 1997·1 cites·11 claims
- 1032US5783357ATertiary amino contrast increasers for ultrahigh contrast silver halide recording materialDU PONT·Filed 1996·Granted Jul 21, 1998·0 cites·11 claims
- 1131US5407792APhotosensitive silver halide recording material with reduced pressure sensitivityDU PONT·Filed 1994·Granted Apr 18, 1995·2 cites·9 claims
- 1229US6218070B1Process to make ultrahigh contrast imagesAGFA GEVAERT NV·Filed 1994·Granted Apr 17, 2001·0 cites·10 claims
- 1328US6033825ASilver-halide recording material to produce negatives with reduced fog and ultrahardgradationAGFA GEVAERT NV·Filed 1997·Granted Mar 7, 2000·0 cites·14 claims
- 1426US6030744ASilver-halide recording material with improved storage stability to produce negatives with ultrahard-gradation contrastAGFA GEVAERT NV·Filed 1997·Granted Feb 29, 2000·0 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →