Inventor · disambiguated record
Isoo Shimizu
Also filed as: SATO ATSUSHI · SHIMIZU ISOO
46 granted patents·285 citations·filing 1973–2000
98Inventor score
Top patents by PatentIndex Score
46 records- 0185US4694100AMethod for producing α-(p-isobutylphenyl)propionic acid or its alkyl estersNIPPON PETROCHEMICALS CO LTD·Filed 1985·Granted Sep 15, 1987·23 cites·33 claims
- 0279US4814494AMethod for producing (aryl substituted) carboxylic acid or its saltNIPPON PETROCHEMICALS CO LTD·Filed 1987·Granted Mar 21, 1989·15 cites·14 claims
- 0376US4709089AMethod for refining 2-(aryl substituted) propionic acid or its saltNIPPON PETROCHEMICALS CO LTD·Filed 1987·Granted Nov 24, 1987·13 cites·8 claims
- 0474US5457228AMethod for producing lower alkyl acetateDAICEL CHEM·Filed 1994·Granted Oct 10, 1995·29 cites·8 claims
- 0571US4287376AMethod for aralkylationNIPPON PETROCHEMICALS CO LTD·Filed 1979·Granted Sep 1, 1981·8 cites·10 claims
- 0666US4155848AWet oxidation of wastes with circulationNIPPON PETROCHEMICALS CO LTD·Filed 1977·Granted May 22, 1979·22 cites·7 claims
- 0766US3936566APressure sensitive record material employing diaryl alkane solventsNIPPON PETROCHEMICALS CO LTD·Filed 1973·Granted Feb 3, 1976·18 cites·1 claims
- 0863US4889952A(Phenylethenyl) phenylpropionaldehyde and method for producing (benzolyphenyl) propionic acid using the sameNIPPON PETROCHEMICALS CO LTD·Filed 1988·Granted Dec 26, 1989·5 cites·19 claims
- 0962US4144279AAralkylation of alkylbenzenesNIPPON PETROCHEMICALS CO LTD·Filed 1978·Granted Mar 13, 1979·5 cites·3 claims
- 1059US4554360AProcess for converting aromatic compoundsNIPPON PETROCHEMICALS CO LTD·Filed 1984·Granted Nov 19, 1985·5 cites·8 claims
- 1158US4982007AProcess for selectively hydroformulating diolefinNIPPON PETROCHEMICALS CO LTD·Filed 1990·Granted Jan 1, 1991·5 cites·15 claims
- 1257US4827065AMethod of producing p-isobutylstyrene and a starting compound thereforNIPPON PETROCHEMICALS CO LTD·Filed 1985·Granted May 2, 1989·5 cites·1 claims
- 1357US4620056AMethod for producing aromatic hydrocarbonsNIPPON PETROCHEMICALS CO LTD·Filed 1985·Granted Oct 28, 1986·6 cites·5 claims
- 1456US5260477AMethod for preparing alpha-(4-isobutylphenyl)propionic acid or its precursorNIPPON PETROCHEMICALS CO LTD·Filed 1989·Granted Nov 9, 1993·5 cites·25 claims
- 1556US4922052A(Vinylphenyl)phenylmethane and method for producing (benzoylphenyl) propionic acidNIPPON PETROCHEMICALS CO LTD·Filed 1988·Granted May 1, 1990·4 cites·1 claims
- 1656US4289918AAralkylationNIPPON PETROCHEMICALS CO LTD·Filed 1980·Granted Sep 15, 1981·5 cites·8 claims
- 1754US4967009AMethod for oxidizing unsaturated aromatic compoundsNIPPON PETROCHEMICALS CO LTD·Filed 1989·Granted Oct 30, 1990·5 cites·8 claims
- 1854US4659840AMethod for preparing diaryl iodonium saltsNIPPON PETROCHEMICALS CO LTD·Filed 1984·Granted Apr 21, 1987·3 cites·6 claims
- 1954US4175278AElectric insulating oil compositionsNIPPON PETROCHEMICALS CO LTD·Filed 1978·Granted Nov 20, 1979·10 cites·8 claims
- 2052US5166419AMethod for preparing α-(4-isobutylphenyl) propionic acid or its precursorNIPPON PETROCHEMICALS CO LTD·Filed 1990·Granted Nov 24, 1992·5 cites·13 claims
- 2151US7060779B1Processes for producing hydrocarbon/phenol resin and producing epoxy resinNIPPON PETROCHEMICALS CO LTD·Filed 2000·Granted Jun 13, 2006·1 cites·20 claims
- 2251US5846429AMethod for separating and recovering boron trifluorideNIPPON PETROCHEMICALS CO LTD·Filed 1997·Granted Dec 8, 1998·14 cites·25 claims
- 2351US5097061AMethod for preparing α-(4-isobutylphenyl)propionic acid or its precursorNIPPON PETROCHEMICALS CO LTD·Filed 1989·Granted Mar 17, 1992·4 cites·38 claims
- 2451US4289806APressure-sensitive recording materialNIPPON PETROCHEMICALS CO LTD·Filed 1980·Granted Sep 15, 1981·12 cites·12 claims
- 2550US4885419A1,2-Di(4-isobutylphenyl)hydrocarbon and its preparation and uses as intermediateNIPPON PETROCHEMICALS CO LTD·Filed 1988·Granted Dec 5, 1989·3 cites·5 claims
- 2650US4822934A1-(3-Vinylphenyl)-1-phenylhydrocarbons and method for producing the sameNIPPON PETROCHEMICALS CO LTD·Filed 1988·Granted Apr 18, 1989·2 cites·2 claims
- 2750US4761508A1,1-(3-ethylphenyl)phenylethylene and method for preparing itNIPPON PETROCHEMICALS CO LTD·Filed 1986·Granted Aug 2, 1988·3 cites·1 claims
- 2849US4329536AOil-impregnated power cableNIPPON PETROCHEMICALS CO LTD·Filed 1980·Granted May 11, 1982·11 cites·6 claims
- 2948US4731483AMethod for preparing 3-ethylbenzophenoneNIPPON PETROCHEMICALS CO LTD·Filed 1986·Granted Mar 15, 1988·3 cites·11 claims
- 3045US4855518AMethod for producing p-alkylstyreneNIPPON PETROCHEMICALS CO LTD·Filed 1988·Granted Aug 8, 1989·3 cites·6 claims
- 3144US4855519AMethod for producing arylethyleneNIPPON PETROCHEMICALS CO LTD·Filed 1988·Granted Aug 8, 1989·3 cites·12 claims
- 3244US4835337AMethod for producing m-ethyldiphenylsNIPPON PETROCHEMICALS CO LTD·Filed 1988·Granted May 30, 1989·2 cites·4 claims
- 3342US4734528AMethod for preparing 3-ethylbenzophenoneNIPPON PETROCHEMICALS CO LTD·Filed 1986·Granted Mar 29, 1988·2 cites·8 claims
- 3441US4390194ARecording materialNIPPON PETROCHEMICALS CO LTD·Filed 1981·Granted Jun 28, 1983·3 cites·6 claims
- 3541US4208268AMethod of processing thermal cracked by-product oilNIPPON PETROCHEMICALS CO LTD·Filed 1978·Granted Jun 17, 1980·5 cites·16 claims
- 3639US5221766AMethod for producing α-(p-isobutylphenyl) propionic acidNIPPON PETROCHEMICALS CO LTD·Filed 1992·Granted Jun 22, 1993·1 cites·9 claims
- 3739US5026939AMethod for producing 4-isobutylstyreneNIPPON PETROCHEMICALS CO LTD·Filed 1988·Granted Jun 25, 1991·1 cites·16 claims
- 3837US5436402AMethod for preparing p-isobutylstyreneNIPPON PETROCHEMICALS CO LTD·Filed 1994·Granted Jul 25, 1995·1 cites·15 claims
- 3937US4999450AProcess for preparing alpha-(3-benzylphenyl) propionic acid derivativeNIPPON PETROCHEMICALS CO LTD·Filed 1990·Granted Mar 12, 1991·1 cites·4 claims
- 4035US6180079B1Wet oxidizing processNIPPON PETROCHEMICALS CO LTD·Filed 1997·Granted Jan 30, 2001·5 cites·15 claims
- 4135US5081279AProduction of α-(3-benzoylphenyl)propionic acid derivativeNIPPON PETROCHEMICALS CO LTD·Filed 1990·Granted Jan 14, 1992·1 cites·4 claims
- 4235US4908473AProcess for selectively hydroesterifying diolefinNIPPON PETROCHEMICALS CO LTD·Filed 1988·Granted Mar 13, 1990·0 cites·8 claims
- 4332US4937375A(Phenylethenyl)phenylpropionic acid and its ester, and method for producing (benzoylphenyl)propionic acid or its esterNIPPON PETROCHEMICALS CO LTD·Filed 1988·Granted Jun 26, 1990·0 cites·2 claims
- 4432US4914242AProcess for preparing 3-ethylbenzophenoneNIPPON PETROCHEMICALS CO LTD·Filed 1988·Granted Apr 3, 1990·0 cites·7 claims
- 4532US4254292AMethod for preparing polycyclic aromatic hydrocarbonsNIPPON PETROCHEMICALS CO LTD·Filed 1979·Granted Mar 3, 1981·2 cites·7 claims
- 4630US5777191AWet oxidizing process of waste sodaNIPPON PETROCHEMICALS CO LTD·Filed 1997·Granted Jul 7, 1998·6 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →