Inventor · disambiguated record
Yuko Ishihara
Also filed as: ISHIHARA YUKO
8 granted patents·60 citations·filing 1991–1997
85Inventor score
Top patents by PatentIndex Score
8 records- 0176US6040111AAromatic hydroxycarboxylic acid resins and their useMITSUI CHEMICALS INC·Filed 1997·Granted Mar 21, 2000·23 cites·4 claims
- 0272US5231160AAromatic diamine compound, preparation process of same and polyimide prepared from sameMITSUI TOATSU CHEMICALS·Filed 1991·Granted Jul 27, 1993·10 cites·24 claims
- 0369US5480965AReadily soluble, amorphous polyimide, and preparation process of sameMITSUI TOATSU CHEMICALS·Filed 1994·Granted Jan 2, 1996·14 cites·32 claims
- 0458US5260388APolyimide and process for the preparation thereofMITSUI TOATSU CHEMICALS·Filed 1992·Granted Nov 9, 1993·9 cites·21 claims
- 0535US5798422AAromatic hydroxycarboxylic acid resins and their useMITSUI TOATSU CHEMICALS·Filed 1995·Granted Aug 25, 1998·3 cites·11 claims
- 0631US5354890AAromatic diamine intermediates useful in the preparation of polyimidesMITSUI TOATSU CHEMICALS·Filed 1993·Granted Oct 11, 1994·0 cites·3 claims
- 0730US5710334AAromatic dinitro and diamino intermediatesMITSUI TOATSU CHEMICALS·Filed 1995·Granted Jan 20, 1998·1 cites·7 claims
- 0830US5322962AAromatic diamine intermediates useful in the preparation of polyimideMITSUI TOATSU CHEMICALS·Filed 1993·Granted Jun 21, 1994·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →