Inventor · disambiguated record
Roger G. Duranleau
Also filed as: DURANLEAU ROGER G · LEWELLEN PHILIP C · LOVE RICHARD F
33 granted patents·335 citations·filing 1974–1993
97Inventor score
Top patents by PatentIndex Score
33 records- 0199US4691041AProcess for production of ethylene glycol and dimethyl carbonateTEXACO INC·Filed 1986·Granted Sep 1, 1987·140 cites·11 claims
- 0287US5354917AUse of supported rhodium catalysts in the preparation of tertiary butyl alcohol from tertiary butyl hydroperoxideTEXACO CHEMICAL·Filed 1993·Granted Oct 11, 1994·27 cites·13 claims
- 0386US4341531AProduction of methane-rich gasTEXACO INC·Filed 1980·Granted Jul 27, 1982·22 cites·29 claims
- 0483US4338292AProduction of hydrogen-rich gasTEXACO INC·Filed 1980·Granted Jul 6, 1982·38 cites·30 claims
- 0579US4629809AProcess for selectively preparing acetic acid by carbonylation of methanol in the presence of a novel iodide-free catalyst systemTEXACO INC·Filed 1983·Granted Dec 16, 1986·14 cites·1 claims
- 0675US4519956AProcess for selectively preparing acetic anhydride by carbonylation of methyl acetate in the presence of an iodide-free catalyst systemTEXACO INC·Filed 1983·Granted May 28, 1985·11 cites·8 claims
- 0762US4565896AProcess for low pressure synthesis of ethylene glycol from synthesis gasTEXACO INC·Filed 1984·Granted Jan 21, 1986·6 cites·15 claims
- 0862US4399233AProcess for preparing low molecular weight oxygenated compounds from syngas using novel catalyst systemTEXACO INC·Filed 1982·Granted Aug 16, 1983·6 cites·24 claims
- 0961US3979455APreparation of dioxyimino-cycloalkanones and related intermediatesTEXACO INC·Filed 1974·Granted Sep 7, 1976·5 cites·9 claims
- 1059US5182025AMethod of neutralizing polyol catalysts and productsTEXACO CHEMICAL·Filed 1992·Granted Jan 26, 1993·6 cites·7 claims
- 1156US4529822AProcess for the preparation of formamide compoundsTEXACO INC·Filed 1983·Granted Jul 16, 1985·5 cites·20 claims
- 1254US5189221AAmine separation processTEXACO CHEMICAL·Filed 1990·Granted Feb 23, 1993·11 cites·16 claims
- 1354US4584119ANaphthalene dicarboxylic acid salts as corrosion inhibitorsTEXACO INC·Filed 1985·Granted Apr 22, 1986·10 cites·14 claims
- 1453US4510326AProcess for the preparation of formylalkanolaminesTEXACO INC·Filed 1983·Granted Apr 9, 1985·4 cites·9 claims
- 1551US4463192AProcess for the reduction of an N-hydrocarbyl substituted oxazolidine with carbon monoxide to form the corresponding N-hydrocarbyl substituted alkanolamineTEXACO INC·Filed 1983·Granted Jul 31, 1984·3 cites·6 claims
- 1649US4402868ACatalyst for the production of methane-rich gasTEXACO INC·Filed 1981·Granted Sep 6, 1983·3 cites·8 claims
- 1749US4061651APreparation of 3,5-disubstituted-4-nitroisoxazolesTEXACO INC·Filed 1976·Granted Dec 6, 1977·2 cites·13 claims
- 1846US4615771AMethod of separating bis-(2-aminoethyl)ether from N-(2-methoxyethyl)morpholine by azeotropic distillation and extractionTEXACO INC·Filed 1986·Granted Oct 7, 1986·2 cites·12 claims
- 1946US4375425ACatalyst for the production of a hydrogen-rich gasTEXACO INC·Filed 1981·Granted Mar 1, 1983·6 cites·8 claims
- 2046US4211673ACatalytic metal-rare earth metal hydride for reduction of carbon monoxide in hydrogenTEXACO INC·Filed 1978·Granted Jul 8, 1980·2 cites·2 claims
- 2141US3960953APreparation of acylhydroximyl halidesTEXACO INC·Filed 1974·Granted Jun 1, 1976·1 cites·20 claims
- 2240US4172079APreparation of 4-nitroisoxazolesTEXACO INC·Filed 1977·Granted Oct 23, 1979·1 cites·18 claims
- 2337US5414141AUse of supported palladium catalysts in the preparation of tertiary butyl alcohol from tertiary butyl hydroperoxideTEXACO CHEM INC·Filed 1993·Granted May 9, 1995·1 cites·3 claims
- 2437US5364988AUse of supported chromium catalyst in the preparation of tertiary butyl alcohol from tertiary butyl hydroperoxideTEXACO CHEMICAL·Filed 1993·Granted Nov 15, 1994·1 cites·7 claims
- 2537US5354925AUse of supported lead oxide catalyst in the preparation of tertiary butyl alcohol from tertiary butyl hydroperoxideTEXACO CHEMICAL·Filed 1993·Granted Oct 11, 1994·1 cites·7 claims
- 2636US4089867APreparation of diacylfurazan oxidesTEXACO INC·Filed 1976·Granted May 16, 1978·5 cites·16 claims
- 2735US4421863AProcess for preparing low molecular weight oxygenated compounds from syngas using a novel catalyst systemTEXACO INC·Filed 1982·Granted Dec 20, 1983·2 cites·19 claims
- 2833US4565866AMethod for the preparation of formamidesTEXACO INC·Filed 1984·Granted Jan 21, 1986·0 cites·17 claims
- 2933US4038316APreparation of acylhydroximyl halidesTEXACO INC·Filed 1975·Granted Jul 26, 1977·0 cites·12 claims
- 3033US4028388APreparation of acidsTEXACO INC·Filed 1976·Granted Jun 7, 1977·0 cites·20 claims
- 3132US5359130AUse of supported palladium/platinum catalysts in the preparation of tertiary butyl alcohol from tertiary butyl hydroperoxideTEXACO CHEMICAL·Filed 1993·Granted Oct 25, 1994·0 cites·11 claims
- 3231US4092327APreparation of isoxazolinesTEXACO INC·Filed 1976·Granted May 30, 1978·0 cites·25 claims
- 3330US4602085ACatalytic process for the production of hydroxyamine derivatives of alpha methyl glucosideTEXACO INC·Filed 1984·Granted Jul 22, 1986·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →