Inventor · disambiguated record
Wayne R. Pretzer
Also filed as: BOZIK JOHN E · KOBYLINSKI THADDEUS P · PRETZER WAYNE R · PRETZER WAYNE ROBERT
41 granted patents·1 pending application·565 citations·filing 1977–2007
98Inventor score
Files withGULF RESEARCH DEVELOPMENT CO28CHEVRON RES5AMOCO CORP4BP CORP NORTH AMERICA INC2BP AMOCO CORP1
Top patents by PatentIndex Score
42 records- 0199US4133966ASelective formation of ethanol from methanol, hydrogen and carbon monoxideGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted Jan 9, 1979·108 cites·23 claims
- 0290US6555226B1Polyester resin for powder coatingBP CORP NORTH AMERICA INC·Filed 2000·Granted Apr 29, 2003·35 cites·22 claims
- 0388US4151208AProcess for the selective preparation of acetaldehyde from methanol and synthesis gasGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted Apr 24, 1979·21 cites·12 claims
- 0486US4209465ADecomposition of cumene hydroperoxide using a stable carbonium, tropylium or oxonium salt as the catalystGULF RESEARCH DEVELOPMENT CO·Filed 1979·Granted Jun 24, 1980·17 cites·11 claims
- 0585US4173587ADecomposition of cumene hydroperoxide with a heterogeneous catalystGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted Nov 6, 1979·16 cites·11 claims
- 0684US4239925AEthanol from methanolGULF RESEARCH DEVELOPMENT CO·Filed 1979·Granted Dec 16, 1980·15 cites·17 claims
- 0782US4239924AEthanol from methanolGULF RESEARCH DEVELOPMENT CO·Filed 1979·Granted Dec 16, 1980·29 cites·25 claims
- 0877US4210606ADecomposition of cumene hydroperoxide with a halogen-substituted thiophenol catalystGULF RESEARCH DEVELOPMENT CO·Filed 1979·Granted Jul 1, 1980·10 cites·8 claims
- 0976US5045220AIncreasing the viscosity of CO2 solutionsCHEVRON RES·Filed 1989·Granted Sep 3, 1991·33 cites·20 claims
- 1076US4352947AProcess for producing ethanolGULF RESEARCH DEVELOPMENT CO·Filed 1981·Granted Oct 5, 1982·27 cites·41 claims
- 1176US4239704AProcess for producing acetaldehydeGULF RESEARCH DEVELOPMENT CO·Filed 1979·Granted Dec 16, 1980·10 cites·22 claims
- 1275US4913235AEnhanced oil recovery using CO2 floodingCHEVRON RES·Filed 1987·Granted Apr 3, 1990·45 cites·48 claims
- 1374US4361706AProcess for preparing aldehydesGULF RESEARCH DEVELOPMENT CO·Filed 1981·Granted Nov 30, 1982·11 cites·35 claims
- 1473US4361707AProcess for producing aldehydesGULF RESEARCH DEVELOPMENT CO·Filed 1981·Granted Nov 30, 1982·11 cites·24 claims
- 1573US4267380ADecomposition of cumene hydroperoxide using a Lewis acid catalystGULF RESEARCH DEVELOPMENT CO·Filed 1980·Granted May 12, 1981·10 cites·3 claims
- 1668US4267379ADecomposition of cumene hydroperoxide and recovery of boron trifluoride catalystGULF RESEARCH DEVELOPMENT CO·Filed 1979·Granted May 12, 1981·14 cites·12 claims
- 1763US4945989APolymer containing pendant tertiary alkyl amine groups useful in enhanced oil recovery using CO2 floodingCHEVRON RES·Filed 1987·Granted Aug 7, 1990·16 cites·10 claims
- 1861US4239705AProcess for producing acetaldehydeGULF RESEARCH DEVELOPMENT CO·Filed 1979·Granted Dec 16, 1980·13 cites·12 claims
- 1961US4238417ADecomposition of cumene hydroperoxide and recovery of boron trifluoride catalystGULF RESEARCH DEVELOPMENT CO·Filed 1979·Granted Dec 9, 1980·13 cites·13 claims
- 2060US4945990APolymer containing pendant vinyl ether groups useful in enhanced oil recovery using CO2 floodingCHEVRON RES·Filed 1987·Granted Aug 7, 1990·14 cites·10 claims
- 2159US6437087B1Polyester resin for powder coatingBP CORP NORTH AMERICA INC·Filed 2000·Granted Aug 20, 2002·4 cites·13 claims
- 2259US5080978APoly(vinylalkylether)-containing hot-melt adhesives for polyethylene and polypropyleneAMOCO CORP·Filed 1991·Granted Jan 14, 1992·18 cites·7 claims
- 2359US4210607ADecomposition of cumene hydroperoxide using a stable nitrosonium or nitronium salt as the catalystGULF RESEARCH DEVELOPMENT CO·Filed 1979·Granted Jul 1, 1980·4 cites·8 claims
- 2457US6020455AVinyl cyclohexanediol containing resin compositionsBP AMOCO CORP·Filed 1998·Granted Feb 1, 2000·13 cites·6 claims
- 2557US4297518ADecomposition of cumene hydroperoxide with a homogeneous catalystGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted Oct 27, 1981·4 cites·11 claims
- 2652US5525426APoly(vinylalkylether)-containing hot-melt adhesives for polyethylene and polypropyleneAMOCO CORP·Filed 1994·Granted Jun 11, 1996·12 cites·10 claims
- 2751US2008227925A1Composition containing macrocyclic ethylene isophthalate dimer and process of makingPRETZER WAYNE R·Filed 2007·Application pending·0 cites
- 2850US5022467APolymer containing pendant silyl ether groups useful in enhanced oil recovery using CO2 floodingCHEVRON RES·Filed 1987·Granted Jun 11, 1991·12 cites·9 claims
- 2950US4447557AProcess for selective formation of C4 compounds and thiol-containing catalyst system used thereinGULF RESEARCH DEVELOPMENT CO·Filed 1982·Granted May 8, 1984·3 cites·9 claims
- 3049US4346020ANovel catalyst system and process for producing ethanol using said novel catalyst systemGULF RESEARCH DEVELOPMENT CO·Filed 1980·Granted Aug 24, 1982·7 cites·21 claims
- 3149US4339608AProcess for selective formation of C4 compounds and tertiary organo group VA compound-containing catalyst system used thereinGULF RESEARCH DEVELOPMENT CO·Filed 1980·Granted Jul 13, 1982·3 cites·26 claims
- 3248US5359006APoly(vinylalkylether)-containing hot melt adhesives for polyethllene and polypropyleneAMOCO CORP·Filed 1993·Granted Oct 25, 1994·6 cites·11 claims
- 3340US4438020ACatalyst suitable for preparing aldehydesGULF RESEARCH DEVELOPMENT CO·Filed 1982·Granted Mar 20, 1984·1 cites·34 claims
- 3439US4352946AProcess for producing ethanolGULF RESEARCH DEVELOPMENT CO·Filed 1980·Granted Oct 5, 1982·1 cites·15 claims
- 3538US7285675B2N-hydroxyalkyltrimellitimide esters and bis-(trimellitimide) esters and method of makingFLINT HILLS RESOURCES S A R L·Filed 2005·Granted Oct 23, 2007·0 cites·13 claims
- 3638US4411820ACatalyst and process for preparing organic urethanesGULF RESEARCH DEVELOPMENT CO·Filed 1981·Granted Oct 25, 1983·4 cites·6 claims
- 3737US4409404AProcess for producing ethanol using said novel catalyst systemGULF RESEARCH DEVELOPMENT CO·Filed 1982·Granted Oct 11, 1983·3 cites·32 claims
- 3833US5081250ARegiospecific carbonylation process for making acyl compounds from aromatic heterocycles and olefinsAMOCO CORP·Filed 1989·Granted Jan 14, 1992·0 cites·7 claims
- 3933US4331560ACatalyst and process for preparing organic isocyanatesGULF RESEARCH DEVELOPMENT CO·Filed 1981·Granted May 25, 1982·2 cites·11 claims
- 4031US4339610AProcess for selective formation of C4 compounds and thiol-containing catalyst system used thereinGULF RESEARCH DEVELOPMENT CO·Filed 1980·Granted Jul 13, 1982·0 cites·18 claims
- 4130US4339609AProcess for selective formation of C4 compounds and biphosphine disulfide-containing catalyst system used thereinGULF RESEARCH DEVELOPMENT CO·Filed 1980·Granted Jul 13, 1982·0 cites·16 claims
- 4230US4339611AProcess for selective formation of C4 compounds and organic sulfide-containing catalyst system used thereinGULF RESEARCH DEVELOPMENT CO·Filed 1980·Granted Jul 13, 1982·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →