Inventor · disambiguated record

Chiyoko Ishiyama

Also filed as: ISHIYAMA CHIYOKO

2 granted patents·6 citations·filing 1985–1990

50Inventor score

Technology areasA61K A61P

Files withMITSUBISHI CHEM IND1 MITSUBISHI YUKA PHARMA1

Top patents by PatentIndex Score

2 records

0147US4699921APharmaceuticals containing prostaglandin I2MITSUBISHI YUKA PHARMA·Filed 1985·Granted Oct 13, 1987·5 cites·7 claims
0229US5053526APharmaceuticals containing prostaglandin I2MITSUBISHI CHEM IND·Filed 1990·Granted Oct 1, 1991·1 cites·4 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →