Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6655485 | Hybrid drive system wherein clutch in engaged when engine speed has exceeded motor speed upon switching from motor drive mode to engine drive mode | Masatoshi Ito, Hidehiro Oba, Kazumi Hoshiya | 2003-12-02 |
| 6637530 | Hybrid vehicle control apparatus wherein battery is charged based on required charging amount and/or energy conversion efficiency of electric generator | Hidehiro Oba, Kazumi Hoshiya, Mitsuhiro Umeyama | 2003-10-28 |
| 6565473 | Hydraulic pressure control apparatus for automatic transmission of vehicle | Masatoshi Ito, Tatsuya Ozeki | 2003-05-20 |
| 6565480 | Control apparatus for drive system | Tatsuya Ozeki, Yukio Kinugasa, Kazumi Hoshiya | 2003-05-20 |
| 6524217 | Apparatus for controlling vehicle drive units | Akira Murakami, Masanori Ohtake, Yuji Iwase, Mitsuhiro Umeyama | 2003-02-25 |