WS

Wataru Seki

Bridgestone: 3 patents #795 of 2,860Top 30%
Overall (All Time): #1,576,908 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7565774 Seismic isolation apparatus Takahisa Shizuku, Masami Kikuchi, Katsuhiro Kobayashi, Yoshikatsu Sakai, Takashi Yokoi 2009-07-28
7302868 Method for measuring forces acted upon tire and apparatus for measuring forces acted upon tire Hiroshi Shima, Katsuhiro Kobayashi, Yukio Aoike, Takahisa Shizuku 2007-12-04
4761925 Anti-seismic rubber bearing Yoshihide Fukahori, Toshikazu Yoshizawa, Shigenobu Suzuki, Takeshi Suga, Mitsuaki Maeda +1 more 1988-08-09