Inventor · disambiguated record
Sumio Nakashima
Also filed as: NAKASHIMA SUMIO
3 granted patents·39 citations·filing 1982–1998
71Inventor score
Files withNIPPON CATALYTIC CHEM IND3
Top patents by PatentIndex Score
3 records- 0180US4833267AMethod for production of unsaturated carboxylic acid estersNIPPON CATALYTIC CHEM IND·Filed 1987·Granted May 23, 1989·16 cites·12 claims
- 0251US6417392B1Method for production of alkylamino(Meth)acrylate and apparatus thereforNIPPON CATALYTIC CHEM IND·Filed 1998·Granted Jul 9, 2002·12 cites·16 claims
- 0347US4464229AProcess for producing acrylic or methacrylic estersNIPPON CATALYTIC CHEM IND·Filed 1982·Granted Aug 7, 1984·11 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →