Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12407061 | Battery module, electric power unit, and working machine | Shunichiro Sueyoshi, Keisuke Muraoka | 2025-09-02 |
| 11302989 | Battery pack | Shunichiro Sueyoshi, Keisuke Muraoka | 2022-04-12 |
| 8603691 | Fuel cell system with rotation mechanism | Tetsuya Ogawa, Jun Yamamoto, Tomio Miyazaki | 2013-12-10 |
| 8563193 | Fuel cell system | Ayatoshi Yokokawa | 2013-10-22 |
| 8178256 | Fuel cell system | Tetsuya Ogawa, Jun Yamamoto, Tomio Miyazaki | 2012-05-15 |
| 7007473 | Temperature control device of evaporator | Tsuyoshi Baba, Shigeru Ibaraki, Akihisa Sato, Susumu Maeda | 2006-03-07 |
| 6810668 | Steam temperature control system for evaporator | Susumu Maeda | 2004-11-02 |
| 6557525 | Control system and method and engine control unit for internal combustion engine | Ken Ogawa, Isao Komoriya, Kazuhiro Ueda, Hiroshi Tagami | 2003-05-06 |
| 6425366 | Control system for internal combustion engine | Ken Ogawa, Isao Komoriya | 2002-07-30 |
| 6427108 | Control system for automatic vehicle transmission | Katsumi Kanasugi, Satoru Hiraki | 2002-07-30 |
| 6379280 | Control system for internal combustion engine | Ken Ogawa, Isao Komoriya | 2002-04-30 |
| 6334425 | Air/fuel ratio control system for internal combustion engine | Masahiro Sato, Minoru Torii | 2002-01-01 |
| 6334428 | Fuel injection timing control system for internal combustion engine | Masahiro Sato, Minoru Torii | 2002-01-01 |
| 6332459 | Control system of air-fuel ratio sensor heater temperature for internal combustion engine | Yasunori Ehara | 2001-12-25 |
| 6302082 | Ignition timing control system for internal combustion engine | Masahiro Sato, Minoru Torii | 2001-10-16 |
| 6292739 | Air-fuel ratio control system for internal combustion engine | Yuji Yasui, Shusuke Akazaki, Tadashi Sato, Masaki Ueno, Yoshihisa Iwaki +1 more | 2001-09-18 |