Inventor · disambiguated record
Masami Oyamada
Also filed as: OYAMADA MASAMI
2 granted patents·3 citations·filing 1990–1990
44Inventor score
Files withMITSUI TOATSU CHEMICALS2
Top patents by PatentIndex Score
2 records- 0141US5114466A1-(3-substituted benzyl)-3-halogeno-4-(1-halogeno-alkyl)-2-pyrrolidinone derivatives and herbicides containing themMITSUI TOATSU CHEMICALS·Filed 1990·Granted May 19, 1992·2 cites·15 claims
- 0230US5131947A4-ethyl-3-(substituted phenyl)-1-(3-trifluoromethylphenyl)-2-pyrrolidinone derivatives, herbicidal compositions containing them and use thereofMITSUI TOATSU CHEMICALS·Filed 1990·Granted Jul 21, 1992·1 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →