Inventor · disambiguated record
Kazunori Takahata
Also filed as: HASUI HIROSHI · TAKAHATA KAZUNORI
12 granted patents·207 citations·filing 1978–1995
92Inventor score
Top patents by PatentIndex Score
12 records- 0193US5191131AProcess for preparation of lower aliphatic hydrocarbonsLIGHT OIL UTILIZATION RES ASS·Filed 1989·Granted Mar 2, 1993·62 cites·15 claims
- 0286US4329517AProcess for production of mono- or di-ortho-methyl-substituted phenols by catalytic methylation and catalyst thereforMITSUI PETROCHEMICAL IND·Filed 1980·Granted May 11, 1982·30 cites·5 claims
- 0385US4351958AProcess for producing orthoalkylated aromatic amineMITSUI PETROCHEMICAL IND·Filed 1981·Granted Sep 28, 1982·20 cites·7 claims
- 0479US5254766AProcess for producing alkyl-substituted aromatic hydrocarbon using heteropolyacid saltsMITSUI PETROCHEMICAL IND·Filed 1991·Granted Oct 19, 1993·18 cites·11 claims
- 0574US5326486ALubricating oil compositionMITSUI PETROCHEMICAL IND·Filed 1992·Granted Jul 5, 1994·20 cites·15 claims
- 0673US4891465AProcess for producting alkyl group-substituted aromatic hydrocarbonsMITSUI PETROCHEMICAL IND·Filed 1987·Granted Jan 2, 1990·11 cites·16 claims
- 0772US5294356APolycarbonates, uses thereof, processes for preparing and purifying sameMITSUI PETROCHEMICAL IND·Filed 1991·Granted Mar 15, 1994·19 cites·4 claims
- 0861US4198535AProcess for producing linear unsaturated dimers of α-alkyl styrenesMITSUI PETROCHEMICAL IND·Filed 1978·Granted Apr 15, 1980·5 cites·12 claims
- 0953US4349419AProcess for separation of alkyl phenols by azeotropic distillationMITSUI PETROCHEMICAL IND·Filed 1981·Granted Sep 14, 1982·4 cites·2 claims
- 1052US5384056APolycarbonate and use thereofMITSUI PETROCHEMICAL IND·Filed 1993·Granted Jan 24, 1995·10 cites·4 claims
- 1144US5476602APolycarbonates, uses thereof, processes for preparing and purifying sameMITSUI PETROCHEMICAL IND·Filed 1993·Granted Dec 19, 1995·5 cites·12 claims
- 1234US5565129APolycarbonates, uses thereof, processes for preparing and purifying sameMITSUI PETROCHEMICAL IND·Filed 1995·Granted Oct 15, 1996·3 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →