Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9255503 | Exhaust device for multicylinder engine | Takamasa Matsumoto, Mitsuo Nakamura, Nobuhiro Soumiyou, Shunki Okazaki, Yoshito Wakabayashi | 2016-02-09 |
| 9188095 | Intake and exhaust system for multi-cylinder engine | Takamasa Matsumoto | 2015-11-17 |
| 9140173 | Exhaust apparatus for multi-cylinder engine | Mitsuo Nakamura, Nobuhiro Soumiyou, Shunki Okazaki | 2015-09-22 |
| 8311724 | Method of controlling engine system and engine system | Kazuya Yokota, Naoyuki Yamagata, Kazuaki Narahara | 2012-11-13 |
| 8141357 | Supercharger for an engine | Naoyuki Yamagata, Susumu Masuyama | 2012-03-27 |
| 7628015 | Control for electrically driven supercharger | Masaharu Marumoto, Yoshihisa Nakamoto, Naoyuki Yamagata | 2009-12-08 |
| 6684630 | Direct-injection spark-ignition engine with a turbo charging device | Hiroyasu Uchida, Kazuaki Umezono | 2004-02-03 |
| 6550445 | Spark-ignition direct injection engine with supercharger | Kazuaki Umezono, Hiroyasu Uchida | 2003-04-22 |
| 6240724 | Control device for direct injection engine | Hidetoshi Kudou, Hiroyuki Yamashita, Fumihiko Saito, Masakazu Matsumoto | 2001-06-05 |
| 5161492 | Intake system for multi-cylinder engine | Mitsuo Hitomi, Toshihiko Hattori, Masashi Marubara | 1992-11-10 |
| 5144918 | Intake system for engine | Toshimitsu Tanaka, Naoyuki Yamagata, Mitsuo Hitomi, Toshihiko Hattori, Masashi Marubara | 1992-09-08 |
| 5133308 | Intake system for engine | Mitsuo Hitomi, Toshihiko Hattori | 1992-07-28 |
| 5080051 | Intake system for engine | Mitsuo Hitomi, Toshihiko Hattori | 1992-01-14 |
| 5074258 | Intake system for multiple-cylinder engine | Mitsuo Hitomi, Toshihiko Hattori, Masashi Marubara | 1991-12-24 |
| 4989553 | Air intake device of engine | Kazuhiko Ueda, Toshimitsu Tanaka, Hiroyuki Oda, Toshihiko Hattori | 1991-02-05 |