YN

Yasuhiro Nishida

SC Sumika Fine Chemicals Co.: 1 patents #1 of 6Top 20%
SC Sumitomo Chemical: 1 patents #96 of 345Top 30%
📍 Kamiichi, JP: #1 of 2 inventorsTop 50%
Overall (1997): #57,409 of 185,788Top 35%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5599971 Method for producing 1,4-dihydroxy-2-naphthoic acid Toshio Nakamatsu, Shinichi Watanabe, Norio Kometani 1997-02-04