Issued Patents All Time
Showing 51–68 of 68 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5939848 | Control system for hybrid vehicle | Yutaka Tamagawa, Yoshikazu Oshima, Motoshi Ishikawa | 1999-08-17 |
| 5875864 | Control system for hybrid vehicles | Takahiro Yonekura, Hidehito Ikebe, Yusuke Tatara, Yutaka Tamagawa | 1999-03-02 |
| 5862497 | Control system for hybrid vehicles | Yusuke Tatara, Yutaka Tamagawa | 1999-01-19 |
| 5850815 | Control system and control process in internal combustion engine | Isao Komoriya, Yuji Yasui, Takahiro Yonekura, Yutaka Asano, Yusuke Tatara +2 more | 1998-12-22 |
| 5844068 | Process for the preparation of polyhydroxycarboxylic acid copolymer resin | Junzo Otera, Hirokazu Yamamoto, Nobuyuki Sakuda | 1998-12-01 |
| 5836287 | System and method for controlling air-fuel ratio in internal combustion engine | Eisuke Kimura, Masanori Hayashi, Yusuke Tatara, Toshio Yokoyama, Kenichiro Kinoshita | 1998-11-17 |
| 5803048 | System and method for controlling air-fuel ratio in internal combustion engine | Eisuke Kimura, Masanori Hayashi, Yusuke Tatara, Toshio Yokoyama, Kenichiro Kinoshita | 1998-09-08 |
| 5797370 | Air-fuel ratio control system for internal combustion engine | Eisuke Kimura, Kohei Hanada, Yusuke Tatara, Takashi Haga, Masanori Hayashi | 1998-08-25 |
| D395464 | Steering wheel for a video game machine | Atsushi Shiibashi, Takeshi Fujikawa, Takeyasu Yamamoto | 1998-06-23 |
| 5734007 | Method for preparing polyhydroxycarboxylic acid resin | Junzo Otera | 1998-03-31 |
| 5564283 | Exhaust emission control system in internal combustion engine | Hidehito Ikebe, Kazuhide Terada | 1996-10-15 |
| 5272404 | Miniature motor having a built-up commutator | Toshiya Yuhi, Michio Hoshino, Hideo Tamura, Isamu Serizawa, Etsuo Mayumi +3 more | 1993-12-21 |
| 4981125 | Output correction method for exhaust gas ingredient-concentration sensors of proportional-output type | Akira Kato, Yasuhiro Toyoda | 1991-01-01 |
| 4958612 | Air-fuel ratio control method for internal combustion engines | Akira Kato | 1990-09-25 |
| 4938194 | Method of determining deterioration of oxygen concentration sensor | Akira Kato | 1990-07-03 |
| 4926827 | Output correction method for exhaust gas ingredient-concentration sensors | Akira Kato | 1990-05-22 |
| 4915813 | Oxygen concentration detecting device | Toyohei Nakajima, Toshiyuki Mieno, Yasuhiro Toyoda, Akira Kato, Haruo Horiuchi | 1990-04-10 |
| 4529899 | Leaf brushes for small electric motor | Takaichi Mabuchi | 1985-07-16 |