Inventor · disambiguated record
Masami Fukao
Also filed as: FUKAO MASAMI
46 granted patents·2 pending applications·1,776 citations·filing 1973–2012
98Inventor score
Top patents by PatentIndex Score
48 records- 0198US7161036B2Process for producing oximeSUMITOMO CHEMICAL CO·Filed 2004·Granted Jan 9, 2007·1.5k cites·6 claims
- 0294US4720601AProcess for preparing 5-ethylidene-2-norborneneSUMITOMO CHEMICAL CO·Filed 1986·Granted Jan 19, 1988·41 cites·16 claims
- 0388US4711873AProcess for preparing solid base catalystSUMITOMO CHEMICAL CO·Filed 1986·Granted Dec 8, 1987·26 cites·16 claims
- 0486US4727204AProcess for preparing 5-ethylidene-2-norbornene with high qualitySUMITOMO CHEMICAL CO·Filed 1986·Granted Feb 23, 1988·22 cites·18 claims
- 0584US6828459B2Method for producing cyclohexanone oximeSUMITOMO CHEMICAL CO·Filed 2003·Granted Dec 7, 2004·13 cites·5 claims
- 0682US5097088AProcess for preparing alkyl-substituted aromatic hydrocarbonSUMITOMO CHEMICAL CO·Filed 1990·Granted Mar 17, 1992·20 cites·19 claims
- 0782US4987114ASolid base and process for producing the same for preparing internal olefinsSUMITOMO CHEMICAL CO·Filed 1990·Granted Jan 22, 1991·17 cites·26 claims
- 0879US5589596AProcess for producing aminesSUMITOMO CHEMICAL CO·Filed 1994·Granted Dec 31, 1996·16 cites·32 claims
- 0975US4485257AProcess for preparing racemized cyclopropanecarboxylic acids or their derivativesSUMITOMO CHEMICAL CO·Filed 1982·Granted Nov 27, 1984·11 cites·8 claims
- 1074US6433166B2Process for producing ε-caprolactamSUMITOMO CHEMICAL CO·Filed 2001·Granted Aug 13, 2002·8 cites·32 claims
- 1173US4992612ASolid base, process for producing the same and process of preparing internal olefinsSUMITOMO CHEMICAL CO·Filed 1989·Granted Feb 12, 1991·21 cites·15 claims
- 1269US4822764ASolid base catalyst for the preparation of internal olefins and process for preparing the catalystSUMITOMO CHEMICAL CO·Filed 1988·Granted Apr 18, 1989·7 cites·36 claims
- 1368US7067699B2Method for producing cyclohexanone oximeSUMITOMO CHEMICAL CO·Filed 2004·Granted Jun 27, 2006·4 cites·7 claims
- 1466US4473703AMethod of epimerization of alkyl chrysanthemateSUMITOMO CHEMICAL CO·Filed 1982·Granted Sep 25, 1984·7 cites·12 claims
- 1565US3943167AProcess for preparing trans-chrysanthemic acidSUMITOMO CHEMICAL CO·Filed 1973·Granted Mar 9, 1976·7 cites·6 claims
- 1662US4786626ASolid baseSUMITOMO CHEMICAL CO·Filed 1987·Granted Nov 22, 1988·6 cites·18 claims
- 1761US6252068B1Process for producing ε-caprolactamSUMITOMO CHEMICAL CO·Filed 1999·Granted Jun 26, 2001·9 cites·11 claims
- 1859US4659864AMethod for racemization of chrysanthemic acid or its esterSUMITOMO CHEMICAL CO·Filed 1985·Granted Apr 21, 1987·5 cites·25 claims
- 1959US4547586APreparation of 2-isopropenyl-or 2-isopropylidenyl-3-hexenoates from chrysanthemic acid estersSUMITOMO CHEMICAL CO·Filed 1983·Granted Oct 15, 1985·4 cites·10 claims
- 2058US4788323AMethod for racemization of optically active chrysanthemic acid or its esterSUMITOMO CHEMICAL CO·Filed 1987·Granted Nov 29, 1988·5 cites·30 claims
- 2152US5227559AProcess for preparing alkyl-subtituted aromatic hydrocarbonsSUMITOMO CHEMICAL CO·Filed 1992·Granted Jul 13, 1993·4 cites·15 claims
- 2250US7232928B2Stabilization method of cycloalkanone oximeSUMITOMO CHEMICAL CO·Filed 2004·Granted Jun 19, 2007·0 cites·16 claims
- 2350US3931280AProcess for preparing alkyl trans-chrysanthemateSUMITOMO CHEMICAL CO·Filed 1973·Granted Jan 6, 1976·3 cites·6 claims
- 2449US8003825B2Process for producing cycloalkanone oximesSUMITOMO CHEMICAL CO·Filed 2006·Granted Aug 23, 2011·0 cites·5 claims
- 2549US5243081AAldol condensation dehydration catalyst, a process for preparing the same and a process for preparing an aldol condensation dehydrate using the processSUMITOMO CHEMICAL CO·Filed 1992·Granted Sep 7, 1993·11 cites·11 claims
- 2649US4644080AMethod for racemization of chrysanthemic acid or its esterSUMITOMO CHEMICAL CO·Filed 1985·Granted Feb 17, 1987·3 cites·19 claims
- 2747US6784316B2Purification method of Cyclohexanone-oximeENICHEM SPA·Filed 2002·Granted Aug 31, 2004·1 cites·12 claims
- 2847US4879429ASolid base, process for preparing the same and use of the same in preparation of internal olefinsSUMITOMO CHEMICAL CO·Filed 1989·Granted Nov 7, 1989·2 cites·21 claims
- 2944US5043507AProcess for preparing alkyl-substituted aromatic hydrocarbonsSUMITOMO CHEMICAL CO·Filed 1989·Granted Aug 27, 1991·2 cites·27 claims
- 3044US4820864AMethod for racemization of optically active chrysanthemic acid or its esterSUMITOMO CHEMICAL CO·Filed 1988·Granted Apr 11, 1989·2 cites·18 claims
- 3144US4723035AMethod for racemization of chrysanthemic acid or its esterSUMITOMO CHEMICAL CO·Filed 1987·Granted Feb 2, 1988·2 cites·10 claims
- 3242US7449600B2Process for producing cyclohexanone oximeSUMITOMO CHEMICAL CO·Filed 2006·Granted Nov 11, 2008·0 cites·6 claims
- 3342US6344557B1Process for producing ε-caprolactamSUMITOMO CHEMICAL CO·Filed 1999·Granted Feb 5, 2002·2 cites·12 claims
- 3442US5347062AProcess for preparing alkyl-substituted aromatic hydrocarbonsSUMITOMO CHEMICAL CO·Filed 1993·Granted Sep 13, 1994·2 cites·15 claims
- 3542US5118895AProcess for preparing alkyl-substituted aromatic hydrocarbonSUMITOMO CHEMICAL CO·Filed 1991·Granted Jun 2, 1992·2 cites·13 claims
- 3642US4438286ASubstituted esters and alcoholsSUMITOMO CHEMICAL CO·Filed 1982·Granted Mar 20, 1984·1 cites·3 claims
- 3741US4962254AProcess for preparing alkyl-substituted aromatic hydrocarbonsSUMITOMO CHEMICAL CO·Filed 1989·Granted Oct 9, 1990·6 cites·28 claims
- 3841US2012078014A1Method for manufacturing cyclohexanone oximeFUKAO MASAMI·Filed 2011·Application pending·0 cites
- 3940US4954651AProcess for preparing trans-2,2-dimethyl-3-(2,2-dihalovinyl)-cyclopropane carboxylic acid halideSUMITOMO CHEMICAL CO·Filed 1989·Granted Sep 4, 1990·1 cites·29 claims
- 4039US5237107AMagnesium, aluminium complex compounds, process for preparing the same and process of aldol condensation dehydration products using the sameSUMITOMO CHEMICAL CO·Filed 1992·Granted Aug 17, 1993·3 cites·12 claims
- 4138US4962233AProcess for preparing racemic dihalovinylcyclopropane carboxylic acid halidesSUMITOMO CHEMICAL CO·Filed 1989·Granted Oct 9, 1990·1 cites·42 claims
- 4238US4898655AMethod for racemization of optically active chrysanthemic acid or its derivativesSUMITOMO CHEMICAL CO·Filed 1988·Granted Feb 6, 1990·1 cites·28 claims
- 4338US4812264AMethod for racemization of optically active chrysanthemic acid derivativesSUMITOMO CHEMICAL CO·Filed 1988·Granted Mar 14, 1989·1 cites·24 claims
- 4437US4877918AProcess for preparing internal olefinsSUMITOMO CHEMICAL CO·Filed 1988·Granted Oct 31, 1989·4 cites·23 claims
- 4534US4463188AMethod for racemization of optically active 2,2-dimethylcyclopropane-1-carboxylic acidSUMITOMO CHEMICAL CO·Filed 1983·Granted Jul 31, 1984·0 cites·5 claims
- 4631US4948914AProcess for preparing trans-2,2-dimethyl-3-(2,2-dihalovinyl)cyclopropane carboxylic acid estersSUMITOMO CHEMICAL CO·Filed 1989·Granted Aug 14, 1990·0 cites·17 claims
- 4730US5202515AProcess for preparing alkyl-substituted aromatic hydrocarbonsSUMITOMO CHEMICAL CO·Filed 1991·Granted Apr 13, 1993·0 cites·29 claims
- 4829US2012253073A1Method for producing oximeTSUJIUCHI SHO·Filed 2012·Application pending·0 cites
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