Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7392891 | Friction plate for wet-type multiplate clutch | Yoshio Kinoshita, Shiro Takeuchi, Tatsuro Miyoshi, Shun Kitahara, Tamotsu Fujii +6 more | 2008-07-01 |
| 7322453 | Lockup clutch assembly | Yoshio Kinoshita, Shiro Takeuchi, Tatsuro Miyoshi, Shun Kitahara, Tamotsu Fujii +7 more | 2008-01-29 |
| 6780283 | Wet friction material and manufacturing method therefor | Keisuke Torii | 2004-08-24 |
| 6758311 | Band braking device, and method of manufacturing annular brake band | Kazuyuki Fujita | 2004-07-06 |
| 6544632 | Wet friction material and manufacturing method therefor | Keisuke Torii | 2003-04-08 |
| 6331358 | Wet friction material and process for producing the same | Shun Kitahara, Fumimasa Muramatsu | 2001-12-18 |
| 6283265 | Wet type multiplate clutch | Tsuyoshi Hirayanagi | 2001-09-04 |
| 6130177 | Wet friction material | Shun Kitahara | 2000-10-10 |
| 6062367 | Friction plate | Tsuyoshi Hirayanagi | 2000-05-16 |
| 6060536 | Method of producing wet friction material and wet frictional material | Takayuki Matsumoto | 2000-05-09 |
| 5975253 | Lining for brake band | Toshiaki Wakisaka | 1999-11-02 |
| 5890572 | Lockup clutch for torque converter | Tsuyoshi Hirayanagi | 1999-04-06 |
| 5865283 | Torque converter with a lock-up mechanism | Tsuyoshi Hirayanagi | 1999-02-02 |
| 5730259 | Method of producing wet frictional plate | — | 1998-03-24 |
| 5647466 | Wet multidisk friction clutch and fabrication process thereof | — | 1997-07-15 |
| 5582274 | Brake band | — | 1996-12-10 |
| 5563196 | Wet frictional material | Shun Kitahara, Fumimasa Muramatsu, Mitsuhiro Takarada, Tadashi Takahashi | 1996-10-08 |
| 5467849 | Brake band | Hirofumi Nakagomi, Yoshihisa Harada | 1995-11-21 |
| 5452784 | Frictional engagement apparatus | Tatsuro Miyoshi | 1995-09-26 |
| 5439087 | Wet-type multi-plate frictional engagement apparatus | — | 1995-08-08 |
| 5395864 | Wet frictional material containing activated carbon fiber | Tatsuro Miyoshi, Shun Kitahara | 1995-03-07 |
| 5248016 | Lock-up clutch for a torque converter | — | 1993-09-28 |
| 5135082 | Brake band | Yoshiaki Kato | 1992-08-04 |
| 4582172 | Method and apparatus for automatically giving and receiving orders and for making calculation thereof in restaurants and shops | Tsutomu Takeuchi, Yo Kato | 1986-04-15 |