Inventor · disambiguated record
Yuuichi Tokumoto
Also filed as: TOKUMOTO YUUICHI
4 granted patents·15 citations·filing 1988–1990
70Inventor score
Technology areasC07C
Files withNIPPON PETROCHEMICALS CO LTD4
Top patents by PatentIndex Score
4 records- 0152US5166419AMethod for preparing α-(4-isobutylphenyl) propionic acid or its precursorNIPPON PETROCHEMICALS CO LTD·Filed 1990·Granted Nov 24, 1992·5 cites·13 claims
- 0251US5097061AMethod for preparing α-(4-isobutylphenyl)propionic acid or its precursorNIPPON PETROCHEMICALS CO LTD·Filed 1989·Granted Mar 17, 1992·4 cites·38 claims
- 0345US4855518AMethod for producing p-alkylstyreneNIPPON PETROCHEMICALS CO LTD·Filed 1988·Granted Aug 8, 1989·3 cites·6 claims
- 0444US4855519AMethod for producing arylethyleneNIPPON PETROCHEMICALS CO LTD·Filed 1988·Granted Aug 8, 1989·3 cites·12 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →