Inventor · disambiguated record
Akira Tokoh
Also filed as: TOKOH AKIRA
4 granted patents·159 citations·filing 1990–1994
81Inventor score
Files withSUMITOMO BAKELITE CO4
Top patents by PatentIndex Score
4 records- 0190US5449584APositive photo-sensitive resin composition comprising a photosensitive polybenzoxazole or a mixture of a polybenzoxazole, an organic solvent soluble polymer and a diazoquinone and/or a dihydropyridine compoundSUMITOMO BAKELITE CO·Filed 1994·Granted Sep 12, 1995·80 cites·11 claims
- 0284US5206337ASolvent-soluble polyimidesiloxane oligomer and process for producing the sameSUMITOMO BAKELITE CO·Filed 1991·Granted Apr 27, 1993·38 cites·20 claims
- 0366US5385808APhotosensitive resin composition and semiconductor apparatus using itSUMITOMO BAKELITE CO·Filed 1993·Granted Jan 31, 1995·21 cites·53 claims
- 0457US5238784APhotosensitive resin composition with polyamic acid polymerSUMITOMO BAKELITE CO·Filed 1990·Granted Aug 24, 1993·20 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →