KY

Keisaku Yamamoto

SC Sumitomo Chemical: 4 patents #21 of 368Top 6%
Overall (1994): #5,551 of 165,921Top 4%
4
Patents 1994

Issued Patents 1994

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5344881 Rubber compositions and vulcanized rubber compositions Yoshio Tanimoto, Masahiro Fukuyama, Noriyasu Yasuda 1994-09-06
5292825 Vulcanizable epoxy group-containing elastomer composition Hideaki Yamada, Masahiro Fukuyama 1994-03-08
5290878 Butadiene copolymer and process for preparing same Kizuku Wakatsuki, Mitsuji Tsuji, Yuichi Saito 1994-03-01
5288810 Vulcanized rubber composition and rubber vibration insulator Yoshio Tanimoto, Kiyosi Ikeda, Eiichi Usuda 1994-02-22