Inventor · disambiguated record
John F. Engel
Also filed as: ENGEL JOHN · ENGEL JOHN F · ENGEL JOHN FRANCIS
63 granted patents·2 pending applications·855 citations·filing 1975–2014
99Inventor score
Top patents by PatentIndex Score
65 records- 0197US5527753AFunctionalized amine initiators for anionic polymerizationFMC CORP·Filed 1994·Granted Jun 18, 1996·120 cites·6 claims
- 0295US4238505AInsecticidal biphenylmethyl perhaloalkylvinylcyclopropanecarboxylatesFMC CORP·Filed 1979·Granted Dec 9, 1980·33 cites·11 claims
- 0393US6878490B2Positive electrode active materials for secondary batteries and methods of preparing sameFMC CORP·Filed 2001·Granted Apr 12, 2005·57 cites·80 claims
- 0492US4332815AInsecticidal perhaloalkylvinylcyclopropanecarboxylatesFMC CORP·Filed 1980·Granted Jun 1, 1982·35 cites·20 claims
- 0592US4243677AInsecticidal perhaloalkylvinylcyclopropanecarboxylatesFMC CORP·Filed 1979·Granted Jan 6, 1981·22 cites·3 claims
- 0692US4157447AIntermediates for insecticidal (β-phenyl-β-substituted-vinyl)cyclopropanecarboxylatesFMC CORP·Filed 1978·Granted Jun 5, 1979·23 cites·2 claims
- 0789US6579475B2Lithium cobalt oxides and methods of making sameFMC CORP·Filed 2000·Granted Jun 17, 2003·28 cites·14 claims
- 0888US8753779B2Composite materials of nano-dispersed silicon and tin and methods of making the sameGAO YUAN·Filed 2012·Granted Jun 17, 2014·5 cites·8 claims
- 0988US8231810B2Composite materials of nano-dispersed silicon and tin and methods of making the sameGAO YUAN·Filed 2005·Granted Jul 31, 2012·9 cites·6 claims
- 1088US4263319A4-Substituted-2-indanol insecticidal ester derivativesFMC CORP·Filed 1979·Granted Apr 21, 1981·20 cites·10 claims
- 1186US5523364AFunctionalized amine initiators for anionic polymerizationFMC CORP·Filed 1995·Granted Jun 4, 1996·38 cites·4 claims
- 1286US4895871ABenzoheterocyclyl ketone hydrazone insecticidesFMC CORP·Filed 1988·Granted Jan 23, 1990·25 cites·9 claims
- 1385US6620400B2Method of producing layered lithium metal oxides free of localized cubic spinel-like structural phasesFMC CORP·Filed 2001·Granted Sep 16, 2003·19 cites·9 claims
- 1484US5605872AFunctionalized amine initiators for anionic polymerizationFMC CORP·Filed 1995·Granted Feb 25, 1997·35 cites·8 claims
- 1582US6932922B2Lithium cobalt oxides and methods of making sameFMC CORP·Filed 2003·Granted Aug 23, 2005·13 cites·13 claims
- 1682US5550203AFunctionalized amine initiators for anionic polymerizationFMC CORP·Filed 1995·Granted Aug 27, 1996·31 cites·4 claims
- 1781US4157397AInsecticidal (β-phenylvinyl)cyclopropanecarboxylatesFMC CORP·Filed 1976·Granted Jun 5, 1979·10 cites·8 claims
- 1880US4235927AInsecticidal benzylfurylmethyl perhaloalkylvinylcyclopropanecarboxylatesFMC CORP·Filed 1979·Granted Nov 25, 1980·11 cites·9 claims
- 1979US4555521ANematicidal 3-substituted-4-phenyl-1,2,5-thiadiazolesFMC CORP·Filed 1983·Granted Nov 26, 1985·18 cites·6 claims
- 2078US5340507ACatalyzed hydrocarbyllithium processFMC CORP·Filed 1993·Granted Aug 23, 1994·19 cites·9 claims
- 2178US4200644AArylthiovinylcyclopropanecarboxylate insecticidesFMC CORP·Filed 1978·Granted Apr 29, 1980·11 cites·4 claims
- 2276US5332533AAlkyllithium processFMC CORP·Filed 1993·Granted Jul 26, 1994·18 cites·14 claims
- 2374US4183942AInsecticidal (β-phenyl-β-substituted-vinyl)cyclopropanecarboxylatesFMC CORP·Filed 1978·Granted Jan 15, 1980·7 cites·10 claims
- 2474US4160842AInsecticidal [β-(substituted-phenyl)vinyl]cyclopropanecarboxylatesFMC CORP·Filed 1976·Granted Jul 10, 1979·7 cites·10 claims
- 2572US5567774AAnionic polymerization process using functionalized initiatorsFMC CORP·Filed 1995·Granted Oct 22, 1996·20 cites·16 claims
- 2672US4429149A4-Phenyl-2-indanyl esters of 1R,cis-3-(2-halo-3,3,3-trifluoropropenyl)-2,2-dimethylcyclopropanecarboxylic acidFMC CORP·Filed 1982·Granted Jan 31, 1984·7 cites·10 claims
- 2771US4975451AInsecticidal cyclopropyl di(aryl) 2-butenesFMC CORP·Filed 1989·Granted Dec 4, 1990·12 cites·11 claims
- 2871US4335252AInsecticidal pyrethroid enantiomer pairFMC CORP·Filed 1980·Granted Jun 15, 1982·9 cites·1 claims
- 2971US4333950A(+)-4-Substituted-2-indanol insecticidal ester derivativesFMC CORP·Filed 1980·Granted Jun 8, 1982·9 cites·12 claims
- 3071US4024277APhosphoro-aminosulfenyl derivatives of benzofuran carbamatesFMC CORP·Filed 1975·Granted May 17, 1977·7 cites·14 claims
- 3170US8980477B2Lithium metal dispersion in secondary battery anodesGAO YUAN·Filed 2002·Granted Mar 17, 2015·9 cites·14 claims
- 3269US5780551ATelechelic polymers from mixed initiatorFMC CORP·Filed 1996·Granted Jul 14, 1998·22 cites·72 claims
- 3369US4584318ANematicidal salicylaldehyde derivativesFMC CORP·Filed 1983·Granted Apr 22, 1986·7 cites·13 claims
- 3468US4808762AInsecticidal cyclopropyl-substituted di(aryl) compoundsFMC CORP·Filed 1987·Granted Feb 28, 1989·9 cites·36 claims
- 3567US5621149AProcess for preparing functionalized initiators for anionic polymerizationFMC CORP·Filed 1995·Granted Apr 15, 1997·9 cites·5 claims
- 3666US10003070B2Composite materials of nano-dispersed silicon and tin and methods of making the sameFMC CORP·Filed 2014·Granted Jun 19, 2018·0 cites·12 claims
- 3766US5332853ACatalytic alkylation processFMC CORP·Filed 1993·Granted Jul 26, 1994·11 cites·28 claims
- 3865US5493038AMethod of preparation of lithium alkylamidesFMC CORP·Filed 1994·Granted Feb 20, 1996·10 cites·10 claims
- 3963US4162366Aα-TRIFLUOROMETHYL-3-PHENOXYBENZYL ALCOHOLFMC CORP·Filed 1978·Granted Jul 24, 1979·4 cites·1 claims
- 4062US4603147ABiocidal fluoroalkanes and fluoroalkenesFMC CORP·Filed 1984·Granted Jul 29, 1986·6 cites·6 claims
- 4160US5211888ACatalyzed hydrocarbyllithium processFMC CORP·Filed 1992·Granted May 18, 1993·8 cites·13 claims
- 4258US4341796AControl of acarids with biphenylmethyl perhaloalkylvinylcyclopropanecarboxylatesFMC CORP·Filed 1980·Granted Jul 27, 1982·4 cites·5 claims
- 4357US5792815AFunctionalized polymer produced with functionalized initiators by anionic polymerizationFMC CORP·Filed 1997·Granted Aug 11, 1998·12 cites·19 claims
- 4457US5600021AFunctionalized initiators for anionic polymerizationFMC CORP·Filed 1995·Granted Feb 4, 1997·9 cites·6 claims
- 4556US7074382B2Layered lithium metal oxides free of localized cubic spinel-like structural phases and methods of making sameFMC CORP·Filed 2002·Granted Jul 11, 2006·2 cites·18 claims
- 4656US4346251A4-Substituted-2-indanolsFMC CORP·Filed 1980·Granted Aug 24, 1982·3 cites·2 claims
- 4755US6444190B2Reduction compositions and processes for making the sameFMC CORP·Filed 1999·Granted Sep 3, 2002·6 cites·28 claims
- 4855US5922810ADeprotection of protected functional polymersFMC CORP·Filed 1996·Granted Jul 13, 1999·10 cites·19 claims
- 4955US4152455AInsecticidal α-trifluoromethyl-3-phenoxybenzyl carboxylatesFMC CORP·Filed 1977·Granted May 1, 1979·3 cites·7 claims
- 5052US6184309B1Selected deprotection of protected functional polymersFMC CORP·Filed 1998·Granted Feb 6, 2001·8 cites·25 claims
Showing the top 50 of 65 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when John F. Engel files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →