Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10759285 | Power supply system | Koichi Tanaka | 2020-09-01 |
| 6645120 | Speed change control device for a continuously variable transmission | Toshikazu Oshidari, Jun Sugihara | 2003-11-11 |
| 6569051 | Infinite speed ratio continuously variable transmission | Hiroyuki Hirano, Kazuhiro Yamada, Yasushi Narita, Tatsuya Nagato, Hiromasa Sakai +5 more | 2003-05-27 |
| 6569052 | Control of infinitely variable transmission | Hiromasa Sakai, Hiroaki Kuramoto, Shinichiro Joe | 2003-05-27 |
| 6409625 | Controller of toroidal continuously variable transmission | Hiromasa Sakai, Tsutomu Yamazaki | 2002-06-25 |
| 6351700 | Speed change controller and control method of infinite speed ratio continuously variable transmission | Itsuro Muramoto, Taketoshi Kawabe, Shin-ichiro Joe, Yasushi Narita, Hiromasa Sakai | 2002-02-26 |
| 6317672 | Controller for infinite speed ratio transmission | Hiroaki Kuramoto, Hiromasa Sakai, Yasushi Narita, Tatsuya Nagato, Manzaburou Abe | 2001-11-13 |
| 6312357 | Speed ratio controller and control method of non-finite speed ratio transmission device | Hiromasa Sakai, Hiroaki Kuramoto | 2001-11-06 |
| 6287232 | Non-finite speed ratio continuously variable transmission device | Hiromasa Sakai | 2001-09-11 |
| 6023648 | Anti-creep control apparatus for automatic transmission | Takashi Murasugi, Hiromasa Sakai | 2000-02-08 |
| 5950787 | Rotation clutch device for automatic transmission | Takashi Murasugi, Hiromasa Sakai | 1999-09-14 |
| 5938563 | Shift control apparatus of automatic transmission | Takashi Murasugi, Hiromasa Sakai | 1999-08-17 |
| 5935039 | Non-finite speed change ratio transmission device | Hiromasa Sakai | 1999-08-10 |
| 5925086 | Vehicular automatic transmission and apparatus and method for controlling gear shift thereof | Hiromasa Sakai, Takashi Murasugi | 1999-07-20 |
| 5916058 | Anti-creep control apparatus of automatic transmission | Hiromasa Sakai, Takashi Murasugi | 1999-06-29 |
| 5906559 | Automatic transmission with anti-creep control apparatus | Takashi Murasugi, Hiromasa Sakai | 1999-05-25 |
| 5865708 | Gear shift control apparatus | Toshikazu Oshidari | 1999-02-02 |
| 5741203 | Automatic transmission control apparatus | — | 1998-04-21 |