SK

Sousuke Kawai

NK Nsk-Warner Kabushiki Kaisha: 2 patents #11 of 62Top 20%
NK Nsk-Warner K.K.: 2 patents #78 of 206Top 40%
Overall (All Time): #1,191,927 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9850964 Ratchet type one-way clutch and arrangement of pawl member therein Tsutomu Kawai, Kazuyuki Fujita, Masahiro Yamada 2017-12-26
9562575 Ratchet type one-way clutch Tsutomu Kawai, Kazuyuki Fujita, Masahiro Yamada 2017-02-07
7491664 Wet friction material Masahiro Mori, Hirokazu Yagi 2009-02-17
6586373 Wet friction material Makoto Suzuki, Masahiro Mori, Hideki Tatewaki, Hirokazu Yagi 2003-07-01