Inventor · disambiguated record
Toshiki Sotoyama
Also filed as: SOTOYAMA TOSHIKI
3 granted patents·81 citations·filing 1981–1995
74Inventor score
Top patents by PatentIndex Score
3 records- 0183US4390683AStretched film structure of the poly-1,3-phenylene terephthalate typeMITSUI PETROCHEMICAL IND·Filed 1981·Granted Jun 28, 1983·37 cites·6 claims
- 0271US6121393AProcess for polymerizing alpha-olefinsMITSUI CHEMICALS·Filed 1995·Granted Sep 19, 2000·31 cites·13 claims
- 0360US4731433AAromatic copolyester derived from aromatic dicarboxylic acid component and aromatic diol componentMITSUI PETROCHEMICAL IND·Filed 1985·Granted Mar 15, 1988·13 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →