SK

Seinosuke Kato

SK Sumitomo Gomu Kogyo Kabushiki Kaisha: 2 patents #4 of 24Top 20%
SI Sumitomo Rubber Industries: 2 patents #809 of 1,637Top 50%
Overall (All Time): #1,281,591 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5857712 Cable damping device 1999-01-12
5357723 Vibration damping device Teruo Sasaki, Kazuhiro Fujisawa, Akemi Kawanabe 1994-10-25
5261200 Vibration-proofing device Teruo Sasaki, Kazuhiro Fujisawa, Akemi Kawanabe, Yoshiaki Miyamoto 1993-11-16
5182888 Earthquake-proofing device of peripherally restrained type Yoshiaki Miyamoto, Teruo Sasaki, Kazuhiro Fujisawa 1993-02-02