Issued Patents All Time
Showing 26–45 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8047962 | Hydraulic control device for automatic transmission | Norimasa Shudo, Suguru Ishida, Masaya Tamai | 2011-11-01 |
| 7218292 | Method of driving plasma display panel | Yukinori Kashio, Mitsuhiro Ishizuka, Shinya Tsuchida, Takatoshi Shoji, Koji Hashimoto | 2007-05-15 |
| 6615868 | Spool valve | — | 2003-09-09 |
| 6338696 | Lock-up control device for a torque converter | Satoshi Sakakibara | 2002-01-15 |
| 6152852 | Lock-up hystersis control device for a torque converter | Satoshi Sakakibara | 2000-11-28 |
| 6139472 | Lockup control system for automatic transmission | Chiaki Harada, Satoshi Sakakibara | 2000-10-31 |
| 6074319 | Ratio change control system for multiple ratio transmission | Osamu Sato | 2000-06-13 |
| 6074326 | Lock-up control system for vehicle drivetrain with torque converter | Satoshi Sakakibara | 2000-06-13 |
| 5882279 | Lock-up control apparatus and method for torque converter of automatic power transmission | — | 1999-03-16 |
| 5403242 | Automatic transmission with one-way clutch friction suppression system | Tatsuo Wakahara, Satoshi Sakakibara | 1995-04-04 |
| 5240096 | Fluid pressure circuit | — | 1993-08-31 |
| 5095775 | Hydraulic pressure control system for automatic transmission | — | 1992-03-17 |
| 5042329 | Control system for automatic transmission featuring improved downshifting characteristics with overdrive inhibitor | Kazuhiko Sugano, Koichi Hayasaki | 1991-08-27 |
| 5010788 | Automatic automotive transmission having 4-2 downshift sequence valve | Kazuhiko Sugano | 1991-04-30 |
| 4972739 | Line pressure control arrangement for automatic transmission | Kazuhiko Sugano | 1990-11-27 |
| 4951528 | Shift control system for automatic transmission | Kazuhiko Sugano | 1990-08-28 |
| 4949597 | Hydraulic system for controlling shift in automatic transmission | Kazuhiko Sugano | 1990-08-21 |
| 4911036 | Pressure regulating arrangement for automatic transmission | Kazuhiko Sugano | 1990-03-27 |
| 4903549 | Shift control system for automatic transmission | Kazuhiko Sugano | 1990-02-27 |
| 4890517 | Shift valve for automatic automotive transmission or the like | Kazuhiko Sugano | 1990-01-02 |