Inventor
SHIMIZU ISOO
JP46 patents
⚠️ This page may combine multiple inventors who share the name “SHIMIZU ISOO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON PETROCHEMICALS CO LTD
45 patentsUS4155848AMay 22, 1979
Wet oxidation of wastes with circulation
NIPPON PETROCHEMICALS CO LTD22 citations81
US4694100ASep 15, 1987
Method for producing α-(p-isobutylphenyl)propionic acid or its alkyl esters
NIPPON PETROCHEMICALS CO LTD23 citations80
US4982007AJan 1, 1991
Process for selectively hydroformulating diolefin
NIPPON PETROCHEMICALS CO LTD5 citations74
US4889952ADec 26, 1989
(Phenylethenyl) phenylpropionaldehyde and method for producing (benzolyphenyl) propionic acid using the same
NIPPON PETROCHEMICALS CO LTD5 citations74
US4814494AMar 21, 1989
Method for producing (aryl substituted) carboxylic acid or its salt
NIPPON PETROCHEMICALS CO LTD15 citations73
US4709089ANov 24, 1987
Method for refining 2-(aryl substituted) propionic acid or its salt
NIPPON PETROCHEMICALS CO LTD13 citations73
US4289806ASep 15, 1981
Pressure-sensitive recording material
NIPPON PETROCHEMICALS CO LTD12 citations73
US4175278ANov 20, 1979
Electric insulating oil compositions
NIPPON PETROCHEMICALS CO LTD10 citations73
US3936566AFeb 3, 1976
Pressure sensitive record material employing diaryl alkane solvents
NIPPON PETROCHEMICALS CO LTD18 citations72
US4287376ASep 1, 1981
Method for aralkylation
NIPPON PETROCHEMICALS CO LTD8 citations71
US5846429ADec 8, 1998
Method for separating and recovering boron trifluoride
NIPPON PETROCHEMICALS CO LTD14 citations70
US4329536AMay 11, 1982
Oil-impregnated power cable
NIPPON PETROCHEMICALS CO LTD11 citations69
US6180079B1Jan 30, 2001
Wet oxidizing process
NIPPON PETROCHEMICALS CO LTD5 citations63
US4922052AMay 1, 1990
(Vinylphenyl)phenylmethane and method for producing (benzoylphenyl) propionic acid
NIPPON PETROCHEMICALS CO LTD4 citations63
US4822934AApr 18, 1989
1-(3-Vinylphenyl)-1-phenylhydrocarbons and method for producing the same
NIPPON PETROCHEMICALS CO LTD2 citations63
US4761508AAug 2, 1988
1,1-(3-ethylphenyl)phenylethylene and method for preparing it
NIPPON PETROCHEMICALS CO LTD3 citations63
US4734528AMar 29, 1988
Method for preparing 3-ethylbenzophenone
NIPPON PETROCHEMICALS CO LTD2 citations63
US4731483AMar 15, 1988
Method for preparing 3-ethylbenzophenone
NIPPON PETROCHEMICALS CO LTD3 citations63
US4554360ANov 19, 1985
Process for converting aromatic compounds
NIPPON PETROCHEMICALS CO LTD5 citations63
US4390194AJun 28, 1983
Recording material
NIPPON PETROCHEMICALS CO LTD3 citations63
US5260477ANov 9, 1993
Method for preparing alpha-(4-isobutylphenyl)propionic acid or its precursor
NIPPON PETROCHEMICALS CO LTD5 citations62
US4885419ADec 5, 1989
1,2-Di(4-isobutylphenyl)hydrocarbon and its preparation and uses as intermediate
NIPPON PETROCHEMICALS CO LTD3 citations62
US4835337AMay 30, 1989
Method for producing m-ethyldiphenyls
NIPPON PETROCHEMICALS CO LTD2 citations62
US4659840AApr 21, 1987
Method for preparing diaryl iodonium salts
NIPPON PETROCHEMICALS CO LTD3 citations62
US4208268AJun 17, 1980
Method of processing thermal cracked by-product oil
NIPPON PETROCHEMICALS CO LTD5 citations62
US4144279AMar 13, 1979
Aralkylation of alkylbenzenes
NIPPON PETROCHEMICALS CO LTD5 citations62
US5166419ANov 24, 1992
Method for preparing α-(4-isobutylphenyl) propionic acid or its precursor
NIPPON PETROCHEMICALS CO LTD5 citations61
US5097061AMar 17, 1992
Method for preparing α-(4-isobutylphenyl)propionic acid or its precursor
NIPPON PETROCHEMICALS CO LTD4 citations61
US4827065AMay 2, 1989
Method of producing p-isobutylstyrene and a starting compound therefor
NIPPON PETROCHEMICALS CO LTD5 citations61
US4289918ASep 15, 1981
Aralkylation
NIPPON PETROCHEMICALS CO LTD5 citations61
US4855518AAug 8, 1989
Method for producing p-alkylstyrene
NIPPON PETROCHEMICALS CO LTD3 citations60
US4620056AOct 28, 1986
Method for producing aromatic hydrocarbons
NIPPON PETROCHEMICALS CO LTD6 citations60
US4254292AMar 3, 1981
Method for preparing polycyclic aromatic hydrocarbons
NIPPON PETROCHEMICALS CO LTD2 citations60
US4967009AOct 30, 1990
Method for oxidizing unsaturated aromatic compounds
NIPPON PETROCHEMICALS CO LTD5 citations59
US4855519AAug 8, 1989
Method for producing arylethylene
NIPPON PETROCHEMICALS CO LTD3 citations58
US5777191AJul 7, 1998
Wet oxidizing process of waste soda
NIPPON PETROCHEMICALS CO LTD6 citations54
US7060779B1Jun 13, 2006
Processes for producing hydrocarbon/phenol resin and producing epoxy resin
NIPPON PETROCHEMICALS CO LTD1 citations52
US5221766AJun 22, 1993
Method for producing α-(p-isobutylphenyl) propionic acid
NIPPON PETROCHEMICALS CO LTD1 citations52
US4999450AMar 12, 1991
Process for preparing alpha-(3-benzylphenyl) propionic acid derivative
NIPPON PETROCHEMICALS CO LTD1 citations52
US4937375AJun 26, 1990
(Phenylethenyl)phenylpropionic acid and its ester, and method for producing (benzoylphenyl)propionic acid or its ester
NIPPON PETROCHEMICALS CO LTD0 citations52
US4914242AApr 3, 1990
Process for preparing 3-ethylbenzophenone
NIPPON PETROCHEMICALS CO LTD0 citations52
US4908473AMar 13, 1990
Process for selectively hydroesterifying diolefin
NIPPON PETROCHEMICALS CO LTD0 citations52
US5436402AJul 25, 1995
Method for preparing p-isobutylstyrene
NIPPON PETROCHEMICALS CO LTD1 citations51
US5081279AJan 14, 1992
Production of α-(3-benzoylphenyl)propionic acid derivative
NIPPON PETROCHEMICALS CO LTD1 citations51
US5026939AJun 25, 1991
Method for producing 4-isobutylstyrene
NIPPON PETROCHEMICALS CO LTD1 citations51