Inventor · disambiguated record
William A. Smith
Also filed as: SMITH WILLIAM A · SMITH WILLIAM ALAN
26 granted patents·331 citations·filing 1978–2012
96Inventor score
Top patents by PatentIndex Score
26 records- 0186US4971661APurification of propylene oxide using an aqueous acetone extractive distillatin agentTEXACO CHEMICAL·Filed 1989·Granted Nov 20, 1990·22 cites·6 claims
- 0286US4691034APurification of propylene oxide by treatment with calcium hydroxide in glycerol or sugar waterTEXACO INC·Filed 1986·Granted Sep 1, 1987·22 cites·18 claims
- 0386US4626596ASynthesis of molybdenum/alkylene glycol complexes useful as epoxidation catalystsTEXACO INC·Filed 1984·Granted Dec 2, 1986·17 cites·5 claims
- 0483US4691035APurification of propylene oxide by treatment with a selected base and inert saltTEXACO INC·Filed 1986·Granted Sep 1, 1987·18 cites·21 claims
- 0581US5340446APurification of propylene oxide by cosolvent extractive distillationTEXACO CHEMICAL·Filed 1992·Granted Aug 23, 1994·28 cites·8 claims
- 0681US5106458AMethod for the purification of propylene oxideTEXACO CHEMICAL·Filed 1991·Granted Apr 21, 1992·23 cites·10 claims
- 0781US4891437AOlefin epoxidation of olefins in a polar mediumTEXACO INC·Filed 1987·Granted Jan 2, 1990·18 cites·25 claims
- 0881US4202674AElectrostatic gas cleanerBALL CORP·Filed 1978·Granted May 13, 1980·39 cites·11 claims
- 0978US8993473B2Modified trilobe shape for maleic anhydride catalystMELDE LARRY E·Filed 2009·Granted Mar 31, 2015·27 cites·25 claims
- 1077US4810809ADitertiary butyl peroxide recoveryTEXACO INC·Filed 1986·Granted Mar 7, 1989·13 cites·5 claims
- 1174US4650886ASynthesis of ammonium molybdate/alkanol complexesTEXACO INC·Filed 1985·Granted Mar 17, 1987·11 cites·10 claims
- 1272US5620568AExtractive distillation of propylene oxide using propanolTEXACO CHEM INC·Filed 1996·Granted Apr 15, 1997·16 cites·2 claims
- 1370US5464505AUse of propylene oxide adducts in the purification of propylene oxide by extractive distillationTEXACO CHEM INC·Filed 1994·Granted Nov 7, 1995·12 cites·16 claims
- 1463US5414145AProduction of tertiary butyl alcohol from isobutaneTEXACO CHEM INC·Filed 1994·Granted May 9, 1995·8 cites·7 claims
- 1552US5128492APrecipitation of molybdenumTEXACO CHEMICAL·Filed 1991·Granted Jul 7, 1992·4 cites·5 claims
- 1651US5262017APlural stage purification of propylene oxideTEXACO CHEMICAL·Filed 1993·Granted Nov 16, 1993·18 cites·17 claims
- 1750US5157163APurification of methyl tertiary-butyl etherTEXACO CHEMICAL·Filed 1991·Granted Oct 20, 1992·5 cites·5 claims
- 1849US5939592AMethods for decomposing esters and purifying alcoholsHUNTSMAN SPEC CHEM CORP·Filed 1997·Granted Aug 17, 1999·3 cites·40 claims
- 1948US6133484AMethods for decomposing esters and purifying alcoholsHUNTSMAN ICI CHEMICAL LLC·Filed 1999·Granted Oct 17, 2000·5 cites·56 claims
- 2045US5436376AProduction of tertiary butyl alcoholTEXACO CHEM INC·Filed 1994·Granted Jul 25, 1995·3 cites·1 claims
- 2143US5191143APreparation of isobutyleneTEXACO CHEMICAL·Filed 1992·Granted Mar 2, 1993·3 cites·4 claims
- 2242US4654427ASynthesis of molybdenum oxide/alkanol complexesTEXACO INC·Filed 1985·Granted Mar 31, 1987·7 cites·12 claims
- 2337US5107067ACatalytic reaction of propyelne with tertiary butyl hydroperoxideTEXACO INC·Filed 1989·Granted Apr 21, 1992·5 cites·11 claims
- 2434US8940915B2Solvent for recovery of maleic anhydride from a gas streamSMITH WILLIAM ALAN·Filed 2012·Granted Jan 27, 2015·0 cites·15 claims
- 2530US5232559ASeparation of molybdenumTEXACO CHEMICAL·Filed 1991·Granted Aug 3, 1993·1 cites·7 claims
- 2629US5127997APurification of propylene oxide by liquid extractionTEXACO CHEMICAL·Filed 1991·Granted Jul 7, 1992·3 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →