Inventor · disambiguated record
Ryotaro Hirano
Also filed as: HIRANO RYOTARO
2 granted patents·28 citations·filing 1985–1985
60Inventor score
Technology areasC07C
Files withNIPPON PETROCHEMICALS CO LTD2
Top patents by PatentIndex Score
2 records- 0185US4694100AMethod for producing α-(p-isobutylphenyl)propionic acid or its alkyl estersNIPPON PETROCHEMICALS CO LTD·Filed 1985·Granted Sep 15, 1987·23 cites·33 claims
- 0257US4827065AMethod of producing p-isobutylstyrene and a starting compound thereforNIPPON PETROCHEMICALS CO LTD·Filed 1985·Granted May 2, 1989·5 cites·1 claims
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