Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10806193 | Supporter and method for manufacturing same | Kazuhito Sakai | 2020-10-20 |
| 8714331 | Starting clutch | Tomoyuki Miyazaki, Manabu Sawayanagi, Masaki Sakai, Yosuke Ikeda | 2014-05-06 |
| 8037990 | Lubrication controlling method for starting clutch | Tomoyuki Miyazaki, Manabu Sawayanagi, Masaki Sakai, Yosuke Ikeda | 2011-10-18 |
| 7392891 | Friction plate for wet-type multiplate clutch | Yoshio Kinoshita, Shiro Takeuchi, Tatsuro Miyoshi, Shigeki Umezawa, Tamotsu Fujii +6 more | 2008-07-01 |
| 7322453 | Lockup clutch assembly | Yoshio Kinoshita, Shiro Takeuchi, Tatsuro Miyoshi, Shigeki Umezawa, Tamotsu Fujii +7 more | 2008-01-29 |
| 7237657 | Friction plate | Yoshio Kinoshita, Tamotsu Fujii | 2007-07-03 |
| 7172062 | Friction plate for wet type multiplate clutch | Tomoyuki Miyazaki, Hiroaki Matsushima, Kazuyuki Fujita | 2007-02-06 |
| 6331358 | Wet friction material and process for producing the same | Fumimasa Muramatsu, Shigeki Umezawa | 2001-12-18 |
| 6130177 | Wet friction material | Shigeki Umezawa | 2000-10-10 |
| 5563196 | Wet frictional material | Fumimasa Muramatsu, Shigeki Umezawa, Mitsuhiro Takarada, Tadashi Takahashi | 1996-10-08 |
| 5395864 | Wet frictional material containing activated carbon fiber | Tatsuro Miyoshi, Shigeki Umezawa | 1995-03-07 |