Inventor · disambiguated record
Frank P. Gortsema
Also filed as: GORTSEMA FRANK P
23 granted patents·788 citations·filing 1973–1998
97Inventor score
Top patents by PatentIndex Score
23 records- 0198US4897178AHydrocracking catalyst and hydrocracking processUOP INC·Filed 1988·Granted Jan 30, 1990·234 cites·54 claims
- 0295US4686029ADewaxing catalysts and processes employing titanoaluminosilicate molecular sievesUNION CARBIDE CORP·Filed 1985·Granted Aug 11, 1987·93 cites·27 claims
- 0391US4913799AHydrocracking catalysts and processes employing non-zeolitic molecular sievesUOP INC·Filed 1987·Granted Apr 3, 1990·65 cites·51 claims
- 0489US4960504ADewaxing catalysts and processes employing silicoaluminophosphate molecular sievesUOP INC·Filed 1988·Granted Oct 2, 1990·58 cites·42 claims
- 0587US3932594AProcess for the preparation of fine grain metal carbide powdersUNION CARBIDE CORP·Filed 1973·Granted Jan 13, 1976·27 cites·8 claims
- 0686US3998180AVapor deposition apparatus including fluid transfer meansUNION CARBIDE CORP·Filed 1975·Granted Dec 21, 1976·36 cites·5 claims
- 0785US4190439AProcess for the preparation of fine grain metal carbide powders and sintered articles therefromUNION CARBIDE CORP·Filed 1975·Granted Feb 26, 1980·25 cites·10 claims
- 0875US4818739AHydrocracking catalysts and processes employing non-zeolitic molecular sievesUOP INC·Filed 1984·Granted Apr 4, 1989·25 cites·24 claims
- 0974US4081574AMultichamber vapor deposition processUNION CARBIDE CORP·Filed 1976·Granted Mar 28, 1978·21 cites·9 claims
- 1072US4880760ADewaxing catalysts employing non-zeolitic molecular sievesUOP INC·Filed 1987·Granted Nov 14, 1989·21 cites·26 claims
- 1172US4569833AModification of aluminophosphate molecular sieves by treatment with a silicon tetrafluoride gas mixtureUNION CARBIDE CORP·Filed 1985·Granted Feb 11, 1986·26 cites·7 claims
- 1271US4995964AMidbarrel hydrocracking process employing rare earth pillared claysUOP INC·Filed 1988·Granted Feb 26, 1991·25 cites·69 claims
- 1370US4913798AHydrocracking catalyts and processes employing silicoaluminophosphate molecular sievesUOP INC·Filed 1985·Granted Apr 3, 1990·23 cites·13 claims
- 1468US4906351ADewaxing catalysts and processes employing non-zeolitic molecular sievesUOP INC·Filed 1987·Granted Mar 6, 1990·18 cites·43 claims
- 1564US4857495AHydrocracking catalysts and processes employing silicoaluminophosphate molecular sievesUOP INC·Filed 1986·Granted Aug 15, 1989·18 cites·30 claims
- 1661US5168084AMolecular sieve agglomerates with improved transport propertiesUOP INC·Filed 1990·Granted Dec 1, 1992·20 cites·21 claims
- 1759US5316656AHydrocarbon conversion processes with molecular sieve agglomerates having improved transport propertiesUOP INC·Filed 1991·Granted May 31, 1994·18 cites·5 claims
- 1852US5047139ACatalyst for mid-barrel hydrocracking and process using sameUOP INC·Filed 1989·Granted Sep 10, 1991·12 cites·8 claims
- 1949US5981759AProcess for indinavir intermediateMERCK & CO INC·Filed 1998·Granted Nov 9, 1999·5 cites·19 claims
- 2046US4684511AProcess for the halogen modification of aluminophosphate molecular sieves and a product so producedUNION CARBIDE CORP·Filed 1984·Granted Aug 4, 1987·7 cites·15 claims
- 2140US5000931AHalogen modification of aluminophosphate molecular sievesUOP INC·Filed 1987·Granted Mar 19, 1991·6 cites·2 claims
- 2234US4804647ADewaxing catalysts and processes employing titanoaluminosilicate molecular sievesUOP INC·Filed 1987·Granted Feb 14, 1989·3 cites·9 claims
- 2328US5231187ASynthesis of 4-methyl thiazoleMERCK & CO INC·Filed 1991·Granted Jul 27, 1993·2 cites·10 claims
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