Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7621195 | Vehicle transmission | — | 2009-11-24 |
| 6817432 | Hybrid vehicle | Shinichiro Kitada, Masaaki Uchida, Toshio Kikuchi, Yutaro Kaneko | 2004-11-16 |
| 6707180 | Cooling method and structure for a rotation object | Masakazu Kobayashi | 2004-03-16 |
| 6413186 | Power train system for a vehicle | — | 2002-07-02 |
| 6296593 | Electromagnetic clutch control device and control method for hybrid drive vehicle | Yuuji Gotou | 2001-10-02 |
| 6083138 | Hybrid drive control system for vehicle | Shunichi Aoyama, Shinichiro Kitada, Isaya Matsuo | 2000-07-04 |
| 6053842 | Drive system for hybrid drive vehicle | Shinichiro Kitada, Shunichi Aoyama, Isaya Matsuo | 2000-04-25 |
| 6048289 | Hybrid vehicle | Shunichi Aoyama, Shinichiro Kitada, Isaya Matsuo | 2000-04-11 |
| 6026921 | Hybrid vehicle employing parallel hybrid system, using both internal combustion engine and electric motor for propulsion | Shunichi Aoyama, Shinichiro Kitada, Isaya Matsuo | 2000-02-22 |
| 5667458 | Lock-up control apparatus for automatic transmission | Yasushi Narita, Yasuhiro Niikura, Shusaku Katakura, Hisaaki Tohjima | 1997-09-16 |
| 5226862 | Multiple planetary gear system for multi-speed automatic transmission | — | 1993-07-13 |
| 5211272 | Supporting structure for control elements for automatic transmission | Masahiro Asari, Shigeto Umebayashi, Kazuyoshi Iwanaga | 1993-05-18 |
| 5178588 | Parking gear mounting structure for automatic transmission | Masayuki Hashimoto, Kazuyoshi Iwanaga | 1993-01-12 |
| 5135444 | Planetary gear system | — | 1992-08-04 |
| 5133697 | Planetary gear system | — | 1992-07-28 |
| 5090950 | Automatic power transmission with subsidiary transmission unit | Taku Sugano, Kazuyoshi Iwanaga | 1992-02-25 |
| 5055098 | Automatic power transmission with mechanism for establishing under-drive speed ratio and bearing structure therefor | Shigeto Umebayashi, Kazuyoshi Iwanaga | 1991-10-08 |
| 4840261 | Automatic transmission having centrifugally operable drain valve in hydraulically operated clutch actuator | Toshikazu Oshidari, Yoshiaki Kato | 1989-06-20 |
| 4726261 | Transmission shift control valve having fluid pressure distributor valve | Yoshiaki Kato, Nobuteru Hitomi, Yuji Gotoh, Yoshikazu Tanaka, Hisashi Kitahara | 1988-02-23 |
| 4636866 | Personal liquid crystal image display | — | 1987-01-13 |
| 4600071 | Flow control apparatus for power steering | Hisashi Kitahara, Yoshiaki Kato, Nobuteru Hitomi | 1986-07-15 |
| 4495962 | Fluid control valve | Yoshitomo Suzuki | 1985-01-29 |