Inventor · disambiguated record
Steven A. Roman
Also filed as: ROMAN STEVEN · ROMAN STEVEN A
55 granted patents·4 pending applications·352 citations·filing 1974–2020
98Inventor score
Top patents by PatentIndex Score
59 records- 0197US9133510B2Compositions, methods, systems and kits for target nucleic acid enrichmentLIFE TECHNOLOGIES CORP·Filed 2013·Granted Sep 15, 2015·63 cites·5 claims
- 0293US4670041AOxabicycloalkane herbicidesDU PONT·Filed 1982·Granted Jun 2, 1987·44 cites·66 claims
- 0390US9957552B2Compositions, methods, systems and kits for target nucleic acid enrichmentLIFE TECHNOLOGIES CORP·Filed 2015·Granted May 1, 2018·3 cites·20 claims
- 0489US4132717AEnol lactone intermediate for the preparation of (1R,cis)-caronaldehydic acidSHELL OIL CO·Filed 1977·Granted Jan 2, 1979·14 cites·1 claims
- 0586US3948934A2-(Nitromethylene)-1,3-diazacycloalkane insect control agentsSHELL OIL CO·Filed 1974·Granted Apr 6, 1976·15 cites·6 claims
- 0685US10619190B2Compositions, methods, systems and kits for target nucleic acid enrichmentLIFE TECHNOLOGIES CORP·Filed 2018·Granted Apr 14, 2020·1 cites·14 claims
- 0782US4542244AOxabicycloalkane herbicidesSHELL OIL CO·Filed 1984·Granted Sep 17, 1985·28 cites·10 claims
- 0881US4451466AUse of pyrroloquinazolinediamines as pesticidesSHELL OIL CO·Filed 1982·Granted May 29, 1984·20 cites·1 claims
- 0980US4002765A2-(Nitromethylene)-1,3-diazacycloalkane insect control agentsSHELL OIL CO·Filed 1975·Granted Jan 11, 1977·10 cites·7 claims
- 1080US3962233A2-(halonitro(organooxycarbonyl)methyl)-5,6-dihydro-4h-1,3-thiazinesSHELL OIL CO·Filed 1975·Granted Jun 8, 1976·10 cites·1 claims
- 1179US4022775A3-Oxomethyl-2-(1-nitro-2-oxoethylidene)-tetrahydro-2H-1,3-thiazinesSHELL OIL CO·Filed 1976·Granted May 10, 1977·9 cites·1 claims
- 1278US4324915AKetoenamine pyrethroid intermediatesSHELL OIL CO·Filed 1981·Granted Apr 13, 1982·12 cites·7 claims
- 1377US3971774A2-(Nitromethylene)-1,3-diazepinesSHELL OIL CO·Filed 1975·Granted Jul 27, 1976·8 cites·1 claims
- 1475US7699405B2Vehicle wheel end assemblies and methods of assembly thereofTIMKEN CO·Filed 2007·Granted Apr 20, 2010·5 cites·23 claims
- 1575US4567283AIntermediates for oxabicycloalkane herbicidesSHELL OIL CO·Filed 1984·Granted Jan 28, 1986·11 cites·5 claims
- 1674US4282249AOxyimino-substituted (1R, cis)-cyclopropanecarboxylate pesticidesSHELL OIL CO·Filed 1979·Granted Aug 4, 1981·7 cites·14 claims
- 1773US3969354A2-(Nitromethylene)-hexahydropyrimidinesSHELL OIL CO·Filed 1975·Granted Jul 13, 1976·7 cites·3 claims
- 1871US11130984B2Compositions, methods, systems and kits for target nucleic acid enrichmentLIFE TECHNOLOGIES CORP·Filed 2020·Granted Sep 28, 2021·0 cites·8 claims
- 1970US4219565AOxyimino-substituted cyclopropanecarboxylate pesticidesSHELL OIL CO·Filed 1979·Granted Aug 26, 1980·6 cites·9 claims
- 2070US3962234AEsters of nitro(tetrahydro-2h-1,3-thiazin-2-ylidene)acetic acidsSHELL OIL CO·Filed 1975·Granted Jun 8, 1976·6 cites·7 claims
- 2166US3985736AN-(sulfur-substituted)-2H-1,3-thiazin-2-ylidene nitromethyl ketones and nitroacetic acid estersSHELL OIL CO·Filed 1975·Granted Oct 12, 1976·5 cites·2 claims
- 2262US4045559AUse as insecticides of esters of nitro(tetrahydro-2H-1,3-thiazin-2-ylidene)acetic acidsSHELL OIL CO·Filed 1976·Granted Aug 30, 1977·4 cites·2 claims
- 2360US4219658A6,6-Dimethyl-3-thiabicyclo[3.1.0]hexan-2-oneSHELL OIL CO·Filed 1979·Granted Aug 26, 1980·3 cites·1 claims
- 2459US4292325AOxyimino-substituted (1R,cis)cyclopropanecarboxylate pesticidesSHELL OIL CO·Filed 1980·Granted Sep 29, 1981·4 cites·14 claims
- 2559US4211789AOxyimino-substituted (1R,cis)-cyclopropanecarboxylate pesticidesSHELL OIL CO·Filed 1979·Granted Jul 8, 1980·3 cites·10 claims
- 2658US4237163AHydrazono-substituted cyclopropanecarboxylate pesticidesSHELL OIL CO·Filed 1979·Granted Dec 2, 1980·4 cites·5 claims
- 2758US4219562A3-(Hydrocarbylthiomethyl)-2,2-dimethylcyclopropanecarboxylate pesticidesSHELL OIL CO·Filed 1979·Granted Aug 26, 1980·4 cites·12 claims
- 2857US4258207ACyclopropanecarboxylate pesticides preparationSHELL OIL CO·Filed 1979·Granted Mar 24, 1981·4 cites·3 claims
- 2957US4044128AInsecticidal sulfonium saltsSHELL OIL CO·Filed 1976·Granted Aug 23, 1977·3 cites·5 claims
- 3056US4211792AOxyimino-substituted (1R,trans)-cyclopropanecarboxylate pesticidesSHELL OIL CO·Filed 1979·Granted Jul 8, 1980·3 cites·10 claims
- 3156US4024254AS-Esters of nitro(tetrahydro-2H-1,3-thiazin-2-ylidene)ethanethioic acidSHELL OIL CO·Filed 1976·Granted May 17, 1977·3 cites·3 claims
- 3253US4281183AOxyimino-substituted cyclopropanecarboxylateSHELL OIL CO·Filed 1980·Granted Jul 28, 1981·4 cites·6 claims
- 3353US4218402APreparation of 2,2-dimethyl-3-((oxyimino)methyl)cyclopropanecarboxylic acidsSHELL OIL CO·Filed 1979·Granted Aug 19, 1980·3 cites·8 claims
- 3452US4518797ACyclopropanecarboxylate pesticides and their preparationSHELL OIL CO·Filed 1979·Granted May 21, 1985·3 cites·9 claims
- 3552US4013766AN-(nitro(tetrahydro-2h-1,3-thiazin-2-ylidene)acetyl)benzamidesSHELL OIL CO·Filed 1976·Granted Mar 22, 1977·2 cites·3 claims
- 3651US4237123AOxyimino-substituted cyclopropanecarboxylate pesticidesSHELL OIL CO·Filed 1979·Granted Dec 2, 1980·3 cites·16 claims
- 3751US4029791AN-(Arylsulfonyl)-2-nitro-2-(1-methyl-2-(1,3-diazacycloalkylidene)acetamidesSHELL OIL CO·Filed 1976·Granted Jun 14, 1977·2 cites·5 claims
- 3850US4049652AEsters of nitro(tetrahydro-2H-1,3-thiazin-2-ylidene)acetic acidSHELL OIL CO·Filed 1976·Granted Sep 20, 1977·2 cites·2 claims
- 3948US4554366ACertain substituted, 7-oxabicyclo[2.2.1]heptan-2-ols and -2-ones as intermediatesSHELL OIL CO·Filed 1984·Granted Nov 19, 1985·3 cites·12 claims
- 4048US4241081ACyclopropanecarboxylate pesticidesSHELL OIL CO·Filed 1979·Granted Dec 23, 1980·2 cites·8 claims
- 4147US4156692AMixed anhydride of acetic acid and (1R,cis)-caronaldehydic acidsSHELL OIL CO·Filed 1978·Granted May 29, 1979·1 cites·1 claims
- 4246US2009039700A1Solid rear axle for an automotive vehicleTIMKEN CO·Filed 2007·Application pending·0 cites
- 4344US4254277AOxyimino-substituted (1R, trans)-cyclopropanecarboxylic acids and derivatives thereofSHELL OIL CO·Filed 1979·Granted Mar 3, 1981·1 cites·5 claims
- 4444US2008144985A1Wheel End With Monitoring CapabilitiesTIMKEN CO·Filed 2007·Application pending·0 cites
- 4544US2008298732A1Unitized Single Row Bearing with Reverse Thrust CapabilitiesTIMKEN CO·Filed 2006·Application pending·0 cites
- 4643US4409398APreparation of (1R, cis)-oxyimino-substituted cyclo-propanecarboxylic acidsSHELL OIL CO·Filed 1981·Granted Oct 11, 1983·1 cites·14 claims
- 4743US4223155A3-(Hydrocarbylthiomethyl)-2,2-dimethyl-cyclopropanecarboxylate pesticides and their preparationSHELL OIL CO·Filed 1979·Granted Sep 16, 1980·1 cites·9 claims
- 4843US4209642ACyclopropylmethanol pesticideSHELL OIL CO·Filed 1979·Granted Jun 24, 1980·1 cites·2 claims
- 4943US3976772AInsecticidal sulfonium saltsSHELL OIL CO·Filed 1975·Granted Aug 24, 1976·1 cites·5 claims
- 5042US4045434AEsters of nitro(tetrahydro-2H-1,3-thiazin-2-ylidene)acetic acidsSHELL OIL CO·Filed 1976·Granted Aug 30, 1977·1 cites·3 claims
Showing the top 50 of 59 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →