Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9611811 | Control device for cooling system | Nobumoto Ohashi, Naoya Okamoto, Yoshio Yamashita, Yuki Haba, Hajime Takagawa +5 more | 2017-04-04 |
| 8813493 | Supercharger control device for an internal combustion engine | Kazuki Iwatani, Yoshio Yamashita, Hiroshi Oyagi | 2014-08-26 |
| 8763396 | Control apparatus of vehicle | Hiroshi Oyagi, Yoshio Yamashita, Kazuki Iwatani | 2014-07-01 |
| 8695326 | Fuel addition control method applied to exhaust emission purifier of internal combustion engine and exhaust emission purifier | Koichiro Fukuda | 2014-04-15 |
| 8516808 | Exhaust purification device of internal combustion engine | Yutaka Tanai | 2013-08-27 |
| 8336294 | Fuel addition control method applied to exhaust emission purifier of internal combustion engine and exhaust emission purifier | Koichiro Fukuda | 2012-12-25 |
| 8266896 | Exhaust purification system for internal combustion engine | Akinori Morishima, Mikio Inoue | 2012-09-18 |
| 8096113 | Exhaust purification system for internal combustion engine | Mikio Inoue | 2012-01-17 |
| 7421884 | Method of determining cetane number of fuel in internal combustion engine | — | 2008-09-09 |
| 7337766 | Gas-mixture-ignition-time estimation apparatus for internal combustion engine, and control apparatus for internal combustion engine | Shigeki Nakayama, Koji Kitano, Ryo Hasegawa, Takashi Koyama, Kazuhisa Inagaki +3 more | 2008-03-04 |
| 6994077 | Control system for internal combustion engine | Nobuki Kobayashi, Shizuo Sasaki, Kouji Yoshizaki, Hiroki Murata, Yoshiki Hashimoto +4 more | 2006-02-07 |
| 6763799 | Internal combustion engine and control method of the same | Takekazu Ito, Hiroki Matsuoka, Tatsumasa Sugiyama, Yasuhiro Ohtsubo, Jun Tahara +4 more | 2004-07-20 |
| 5535716 | Compression ignition type gasoline engine injecting fuel inside intake port during exhaust stroke | Yasuo Sato, Yoshiaki Hattori | 1996-07-16 |
| 4641617 | Direct injection type internal combustion engine | Yujiro Oshima | 1987-02-10 |
| 4633830 | Direct injection internal combustion engine of compression ignition type | Yujiro Oshima, Masatoshi Yamada, Nobuyuki Mori, Katsuhiko Sugiyama, Akinori Saito +1 more | 1987-01-06 |
| 4526143 | Direct injection internal combustion engine of compression ignition type | Yujiro Oshima | 1985-07-02 |
| 4522172 | Direct injection internal combustion engine of compression ignition type | Yujiro Oshima | 1985-06-11 |
| 4473046 | Direct injection type internal combustion engine | Yujiro Oshima, Junichi Mizuta, Kiyokazu Sunami | 1984-09-25 |