Inventor · disambiguated record
Shunichi Doi
Also filed as: DOI SHUNICHI
5 granted patents·154 citations·filing 1979–1987
83Inventor score
Top patents by PatentIndex Score
5 records- 0195US4337215AProcess for purifying 2-acrylamido-2-methylpropanesulfonic acidNITTO CHEMICAL INDUSTRY CO LTD·Filed 1979·Granted Jun 29, 1982·60 cites·8 claims
- 0292US4219498AProcess for preparing highly pure-2-acrylamido-2-methylpropanesulfonic acidMITSUBISHI RAYON CO·Filed 1979·Granted Aug 26, 1980·38 cites·7 claims
- 0390US4408067AProcess for producing carboxylic acid esters from nitrilesNITTO CHEMICAL IND LTD·Filed 1981·Granted Oct 4, 1983·40 cites·10 claims
- 0475US4321411AProcess for producing N-substituted acrylamide or methacrylamideNITTO CHEMICAL INDUSTRY CO LTD·Filed 1981·Granted Mar 23, 1982·11 cites·11 claims
- 0561US4812579AProcess for producing N-substituted maleimidesNITTO CHEMICAL INDUSTRY CO LTD·Filed 1987·Granted Mar 14, 1989·5 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →