Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8079213 | Exhaust gas purification system for internal combustion engine | Kenichi Tsujimoto, Takanori Ueda, Kuniaki Nimi | 2011-12-20 |
| 8051828 | Multiple fuel system for internal combustion engines | Bhaskar Sengupta, Krishnan Kumaran, Walter Weissman, Randall D. Partridge, Kouseki Sugiyama +2 more | 2011-11-08 |
| 8028514 | Exhaust gas purification system for internal combustion engine and method for regenerating purification ability of exhaust gas purification device | Kuniaki Niimi, Kenichi Tsujimoto, Shinya Hirota, Takanori Ueda | 2011-10-04 |
| 7963102 | Exhaust purification system for internal combustion engine | Kuniaki Niimi, Takanori Ueda | 2011-06-21 |
| 7908844 | Exhaust purification device of internal combustion engine | Shinji Kamoshita, Shigeru Itabashi, Kuniaki Niimi, Shinya Hirota | 2011-03-22 |
| 7703275 | Exhaust purification device of compression ignition type internal combustion engine | Takamitsu Asanuma, Shinya Hirota | 2010-04-27 |
| 7703277 | Exhaust gas purifying apparatus for internal combustion engine | Takanori Ueda, Tametoshi Mizuta, Takashi Karita, Kuniaki Niimi | 2010-04-27 |
| 7077105 | Spark ignition internal combustion engine | Kuniaki Niimi | 2006-07-18 |
| 7013844 | Onboard fuel separation apparatus for an automobile | — | 2006-03-21 |
| 6959693 | Fuel injection system and method | — | 2005-11-01 |
| 6951202 | Knocking control system and method for internal combustion engine using multiple fuels | — | 2005-10-04 |
| 6928361 | Control apparatus for motor vehicle and storage medium | Shigeki Nakayama, Toshio Suematsu, Takao Fukuma, Yasuo Harada, Akio Matsunaga +3 more | 2005-08-09 |
| 6619035 | Exhaust emission control device of internal combustion engine | Hiroki Matsuoka, Souichi Matsushita, Yukihiro Tsukasaki, Kotaro Hayashi, Shinobu Ishiyama +7 more | 2003-09-16 |
| 6438948 | Device for purifying the exhaust gas of an internal combustion engine | Tomoyuki Ono | 2002-08-27 |
| 6293757 | Fluid pump control apparatus and method | Takao Fukuma, Yasuo Harada | 2001-09-25 |