Inventor · disambiguated record
Gunter Roscher
Also filed as: PRESSLER WILFRIED · ROSCHER GUENTER · ROSCHER GUNTER
26 granted patents·541 citations·filing 1974–1997
97Inventor score
Top patents by PatentIndex Score
26 records- 0197US4902823AProcess for the preparation of vinyl acetateHOECHST AG·Filed 1989·Granted Feb 20, 1990·97 cites·3 claims
- 0290US4093559AProcess for the preparation of a palladium catalystHOECHST AG·Filed 1976·Granted Jun 6, 1978·48 cites·17 claims
- 0389US5744010AProcess for the preparation of the non-toxic salts of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide and arrangement for carrying out this processHOECHST AG·Filed 1993·Granted Apr 28, 1998·60 cites·20 claims
- 0488US4370492APreparation of vinyl acetate from ethylene, acetic acid and oxygen in the gaseous phaseHOECHST AG·Filed 1980·Granted Jan 25, 1983·28 cites·12 claims
- 0586US5250487ACarrier catalyst, process for its preparation, and its use for the preparation of vinyl acetateHOECHST AG·Filed 1992·Granted Oct 5, 1993·59 cites·15 claims
- 0685US4370261ACarrier catalyst for the preparation of vinyl acetate from ethylene, acetic acid and oxygen in the gaseous phaseHOECHST AG·Filed 1979·Granted Jan 25, 1983·18 cites·3 claims
- 0778US4409396AProcess for the manufacture of unsaturated carboxylic acid estersWACKER CHEMIE GMBH·Filed 1981·Granted Oct 11, 1983·15 cites·5 claims
- 0876US5066365AProcess for the isolation of vinyl acetate by distillationHOECHST AG·Filed 1990·Granted Nov 19, 1991·49 cites·6 claims
- 0976US4156632AProcess for the separation of water from gas mixtures formed in the manufacture of vinyl acetateHOECHST AG·Filed 1977·Granted May 29, 1979·11 cites·2 claims
- 1074US5292931ACarrier catalyst, process for its preparation, and its use for the preparation of vinyl acetateHOECHST AG·Filed 1993·Granted Mar 8, 1994·30 cites·5 claims
- 1168US4380663AProcess for the preparation of practically formic acid-free acetic acidHOECHST AG·Filed 1977·Granted Apr 19, 1983·8 cites·7 claims
- 1268US4353783AProcess for separating water from mixtures thereof with vinyl acetate and acetic acidHOECHST AG·Filed 1980·Granted Oct 12, 1982·10 cites·2 claims
- 1365US5225388AMethod for making a catalystHOECHST AG·Filed 1991·Granted Jul 6, 1993·24 cites·20 claims
- 1464US4229261AProcess for separating water from organic multiple component mixtures by distillationHOECHST AG·Filed 1978·Granted Oct 21, 1980·8 cites·4 claims
- 1562US4818347AProcess for the isolation of vinyl acetateHOECHST AG·Filed 1987·Granted Apr 4, 1989·27 cites·6 claims
- 1661US4133962AProcess for the preparation of carboxylic acid alkenyl estersHOECHST AG·Filed 1977·Granted Jan 9, 1979·13 cites·2 claims
- 1757US5811575AProcess for preparing vinyl-phosphonic acidsCLARIANT GMBH·Filed 1997·Granted Sep 22, 1998·7 cites·19 claims
- 1857US5319138AProcess for the preparation of pure propanephosphonic anhydrideHOECHST AG·Filed 1992·Granted Jun 7, 1994·7 cites·7 claims
- 1952US4010198AProcess for the preparation of allyl acetateHOECHST AG·Filed 1974·Granted Mar 1, 1977·10 cites·3 claims
- 2045US4894470AProcess for the preparation of dialkyl vinylphosphonatesHOECHST AG·Filed 1988·Granted Jan 16, 1990·4 cites·20 claims
- 2143US5391815AMethod of separating vinylphosphonic acid from crude mixturesHOECHST AG·Filed 1991·Granted Feb 21, 1995·3 cites·18 claims
- 2239US4219500AProcess for the manufacture of N,N'-diacetylethylene diamineHOECHST AG·Filed 1979·Granted Aug 26, 1980·1 cites·1 claims
- 2337US4960919AProcess for the preparation of alkyl alkenylphosphinatesHOECHST AG·Filed 1989·Granted Oct 2, 1990·1 cites·20 claims
- 2430US5710330AProcess for preparing alkanephosphonic anhydridesHOECHST AG·Filed 1995·Granted Jan 20, 1998·0 cites·20 claims
- 2530US5210259AProcess for the oxidation of dialkyl esters of 2-hydroxy-ethylphosphonic acidHOECHST AG·Filed 1990·Granted May 11, 1993·0 cites·15 claims
- 2628US5475128AProcess for preparing dialkyl vinylphosphonatesHOECHST AG·Filed 1994·Granted Dec 12, 1995·3 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →