Inventor · disambiguated record
Howard Paul Withers, Jr.
Also filed as: WITHERS HOWARD P · WITHERS HOWARD P JR · WITHERS HOWARD PAUL · WITHERS JR HOWARD P
32 granted patents·3 pending applications·1,622 citations·filing 1981–2016
98Inventor score
Files withAIR PROD & CHEM18ATLANTIC RICHFIELD CO13DOW CHEMICAL CO1HART JAMES JOSEPH1LEHMANN JOHN FRANCIS1
Top patents by PatentIndex Score
35 records- 0199US4523049AMethane conversion processATLANTIC RICHFIELD CO·Filed 1984·Granted Jun 11, 1985·96 cites·45 claims
- 0298US6583048B2Organosilicon precursors for interlayer dielectric films with low dielectric constantsAIR PROD & CHEM·Filed 2001·Granted Jun 24, 2003·761 cites·56 claims
- 0397US4629718AAlkali promoted manganese oxide compositions containing silica and/or alkaline earth oxidesATLANTIC RICHFIELD CO·Filed 1984·Granted Dec 16, 1986·89 cites·36 claims
- 0495US5959170AMethane conversion processATLANTIC RICHFIELD CO·Filed 1985·Granted Sep 28, 1999·98 cites·5 claims
- 0595US4634800AMethane conversion processATLANTIC RICHFIELD CO·Filed 1985·Granted Jan 6, 1987·53 cites·23 claims
- 0693US4681867ASupported fischer-tropsch catalyst and method of making the catalystAIR PROD & CHEM·Filed 1986·Granted Jul 21, 1987·34 cites·12 claims
- 0792US6686594B2On-line UV-Visible light halogen gas analyzer for semiconductor processing effluent monitoringAIR PROD & CHEM·Filed 2001·Granted Feb 3, 2004·53 cites·43 claims
- 0892US4670619AMethane conversion processATLANTIC RICHFIELD CO·Filed 1985·Granted Jun 2, 1987·28 cites·18 claims
- 0990US4670472AFischer-Tropsch processAIR PROD & CHEM·Filed 1986·Granted Jun 2, 1987·26 cites·2 claims
- 1090US4544785AMethane conversionATLANTIC RICHFIELD CO·Filed 1984·Granted Oct 1, 1985·26 cites·19 claims
- 1189US4489215AMethane conversionATLANTIC RICHFIELD CO·Filed 1984·Granted Dec 18, 1984·41 cites·28 claims
- 1288US4769508AAlkali promoted manganese oxide compositions containing titaniumATLANTIC RICHFIELD CO·Filed 1986·Granted Sep 6, 1988·24 cites·3 claims
- 1385US9284198B2Process for making trisilylamineAIR PROD & CHEM·Filed 2014·Granted Mar 15, 2016·5 cites·19 claims
- 1484US6514471B1Removing fluorine from semiconductor processing exhaust gasAIR PROD & CHEM·Filed 2000·Granted Feb 4, 2003·25 cites·10 claims
- 1582US7087102B2Process for purification of germaneAIR PROD & CHEM·Filed 2004·Granted Aug 8, 2006·13 cites·27 claims
- 1682US5637285AProcess for nitrogen trifluoride synthesisAIR PROD & CHEM·Filed 1996·Granted Jun 10, 1997·50 cites·24 claims
- 1781US4547610AMethane conversionATLANTIC RICHFIELD CO·Filed 1984·Granted Oct 15, 1985·14 cites·9 claims
- 1880US5406017AMethane conversion processATLANTIC RICHFIELD CO·Filed 1990·Granted Apr 11, 1995·40 cites·5 claims
- 1980US5286565AOxidation resistant carbon and method for making sameAIR PROD & CHEM·Filed 1987·Granted Feb 15, 1994·37 cites·30 claims
- 2078US4721828AMethane conversionATLANTIC RICHFIELD CO·Filed 1984·Granted Jan 26, 1988·13 cites·9 claims
- 2166US5569151AHandling and delivery system for dangerous gasesAIR PROD & CHEM·Filed 1995·Granted Oct 29, 1996·31 cites·10 claims
- 2264US6790428B2Process for the reduction or elimination of NH3/HF byproduct in the manufacture of nitrogen trifluorideAIR PROD & CHEM·Filed 2002·Granted Sep 14, 2004·9 cites·27 claims
- 2360US7074378B2Process for the purification of NF3AIR PROD & CHEM·Filed 2004·Granted Jul 11, 2006·4 cites·20 claims
- 2459US4983373AProcess for the production of high purity zirconium tetrafluoride and other fluoridesAIR PROD & CHEM·Filed 1988·Granted Jan 8, 1991·9 cites·17 claims
- 2556US9463978B2Process for making trisilylamineAIR PROD & CHEM·Filed 2016·Granted Oct 11, 2016·0 cites·20 claims
- 2655US5910294AAbatement of NF3 with metal oxalatesAIR PROD & CHEM·Filed 1997·Granted Jun 8, 1999·10 cites·10 claims
- 2754US4568789AHydrocarbon dehydrogenationATLANTIC RICHFIELD CO·Filed 1984·Granted Feb 4, 1986·10 cites·22 claims
- 2848US2007224829A1Use Of Hypofluorites, Fluoroperoxides, And/Or Fluorotrioxides As Oxidizing Agent In Fluorocarbon Etch PlasmasAIR PROD & CHEM·Filed 2007·Application pending·0 cites
- 2943US6352676B1Abatement of F2 using small particle fluidized bedAIR PROD & CHEM·Filed 1999·Granted Mar 5, 2002·11 cites·12 claims
- 3041US8945367B2Electrolytic apparatus, system and method for the safe production of nitrogen trifluorideHART JAMES JOSEPH·Filed 2011·Granted Feb 3, 2015·0 cites·14 claims
- 3139US6106790AAbatement of NF3 using small particle fluidized bedAIR PROD & CHEM·Filed 1997·Granted Aug 22, 2000·8 cites·15 claims
- 3239US4593139AMethane conversionATLANTIC RICHFIELD CO·Filed 1984·Granted Jun 3, 1986·3 cites·9 claims
- 3338US2005014383A1Use of hypofluorites, fluoroperoxides, and/or fluorotrioxides as oxidizing agent in fluorocarbon etch plasmasFiled 2003·Application pending·0 cites
- 3438US2012277457A1Aminosilanes and methods for making sameLEHMANN JOHN FRANCIS·Filed 2011·Application pending·0 cites
- 3532US4536589APolymers of ferroceneDOW CHEMICAL CO·Filed 1981·Granted Aug 20, 1985·1 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →