Inventor · disambiguated record
Yukio Hirayama
Also filed as: HIRAYAMA YUKIO
4 granted patents·29 citations·filing 1985–1997
72Inventor score
Top patents by PatentIndex Score
4 records- 0167US5948938AProcess for preparing N-phosphonomethylglycineSANKYO CO·Filed 1997·Granted Sep 7, 1999·18 cites·28 claims
- 0251US4668799AAnti-hepatitis and anti-cirrhotic 1,3-dithiol-2-ylidene derivatives, and pharmaceutical compositions thereforBANYU PHARMA CO LTD·Filed 1985·Granted May 26, 1987·7 cites·6 claims
- 0345US5451675AProcess for the preparatuon of 3-alkoxymethyl cephalosporin derivativesSANKYO CO·Filed 1993·Granted Sep 19, 1995·4 cites·35 claims
- 0427US4737494A1,3-dithiole derivatives and pharmaceutical compositionsBANYU PHARMA CO LTD·Filed 1985·Granted Apr 12, 1988·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →