KY

Keisaku Yamamoto

SC Sumitomo Chemical: 2 patents #42 of 345Top 15%
Overall (1997): #33,186 of 185,788Top 20%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5703151 Rubber composition Kizuku Wakatsuki, Hayato Saba 1997-12-30
5610226 (Meth)acrylate copolymer and its elastomer compositions Kiyoshi Ikeda, Masahiro Fukuyama, Tadaaki Nishiyama 1997-03-11