Inventor · disambiguated record
Gerhard Sprintschnik
Also filed as: SPRINTSCHNIK GERHARD
13 granted patents·1 pending application·457 citations·filing 1979–2003
93Inventor score
Top patents by PatentIndex Score
14 records- 0196US4689272AProcess for a two-stage hydrophilizing post-treatment of aluminum oxide layers with aqueous solutions and use thereof in the manufacture of supports for offset printing platesHOECHST AG·Filed 1985·Granted Aug 25, 1987·238 cites·16 claims
- 0289US4566952ATwo-stage process for the production of anodically oxidized aluminum planar materials and use of these materials in manufacturing offset-printing platesHOECHST AG·Filed 1984·Granted Jan 28, 1986·42 cites·17 claims
- 0383US4288520AProcess of manufacturing light-sensitive copying material based on diazonium salt condensation productsHOECHST AG·Filed 1979·Granted Sep 8, 1981·31 cites·6 claims
- 0464US6451491B1Aqueous developable negative acting photosensitive composition having improved image contrastAGFA CORP·Filed 2000·Granted Sep 17, 2002·8 cites·16 claims
- 0563US4395480ADeveloper mixture and process for developing exposed negative-working diazonium salt layersHOECHST AG·Filed 1982·Granted Jul 26, 1983·16 cites·4 claims
- 0662US5834129AGrained and anodized aluminum substrate for lithographic printing platesBAYER AG·Filed 1997·Granted Nov 10, 1998·19 cites·19 claims
- 0762US5432046AProcess for preparing improved lithographic printing plates by brushgraining with alumina/quartz slurryHOECHST CELANESE CORP·Filed 1993·Granted Jul 11, 1995·25 cites·23 claims
- 0862US4655136ASheet material of mechanically and electrochemically roughened aluminum, as a support for offset-printing platesHOECHST AG·Filed 1984·Granted Apr 7, 1987·18 cites·8 claims
- 0960US4945004ABase material for an aluminum offset printing plateHOECHST AG·Filed 1988·Granted Jul 31, 1990·17 cites·8 claims
- 1057US4339530ADeveloper mixture for developing exposed light-sensistive copying layersHOECHST AG·Filed 1980·Granted Jul 13, 1982·14 cites·5 claims
- 1156US5728503ALithographic printing plates having specific grained and anodized aluminum substrateBAYER AG·Filed 1995·Granted Mar 17, 1998·16 cites·7 claims
- 1246US5009722AProcess for producing base material for an aluminum offset printing plateHOECHST AG·Filed 1990·Granted Apr 23, 1991·9 cites·10 claims
- 1337US4605480ADevice for continuously anodically oxidizing aluminum strips on one surface thereof and use of these aluminum strips in the production of offset printing platesHOECHST AG·Filed 1983·Granted Aug 12, 1986·4 cites·11 claims
- 1436US2003166750A1Method for the production of anhydride modified polyvinyl acetals useful for photosensitive compositionsFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →