Inventor · disambiguated record
Yosio Hayasi
Also filed as: HAYASI YOSIO
4 granted patents·59 citations·filing 1975–1988
73Inventor score
Top patents by PatentIndex Score
4 records- 0183US4902700AThiazole derivative and leukotriene antagonist containing the same as the effective ingredientsMITSUBISHI CHEM IND·Filed 1988·Granted Feb 20, 1990·50 cites·6 claims
- 0265US4075121AWood preservatives and method for wood preservation treatmentMITSUBISHI PETROCHEMICAL CO·Filed 1976·Granted Feb 21, 1978·6 cites·5 claims
- 0335US4839388AProstacyclins and pharmaceuticals containing the sameMITSUBISHI CHEM IND·Filed 1986·Granted Jun 13, 1989·2 cites·2 claims
- 0430US4078074A2H-Chromene-2-spiro-3'-phthalides useful as horticultural and agricultural fungicidesRIKAGAKU KENKYUSHO AND MITSUBI·Filed 1975·Granted Mar 7, 1978·1 cites·23 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →