Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11067019 | Exhaust controlling apparatus for internal combustion engine | — | 2021-07-20 |
| 10920646 | Exhaust gas purification system | Ryosuke Sato | 2021-02-16 |
| 10526988 | Controlling device for purifying exhaust gas purifying | — | 2020-01-07 |
| 10213741 | Exhaust gas purification catalyst for internal combustion engine | Ryosuke Sato | 2019-02-26 |
| 8938953 | Exhaust gas purifying method | Ken Tanabe, Takayuki Onodera, Masanori Ide, Hiroaki Ohhara, Mariko Ono +2 more | 2015-01-27 |
| 8263009 | Exhaust gas purifying catalyst | Takayuki Onodera, Masanori Ide, Hiroaki Ohhara, Mariko Ono, Akihisa Okumura +1 more | 2012-09-11 |
| 7877190 | Fuel control device for internal combustion engine | Katsuhiko Miyamoto, Tetsuya Watanabe, Masashi Takahashi | 2011-01-25 |
| 7370473 | Exhaust gas purification device for internal combustion engine | Ken Tanabe, Hiroaki Ohhara | 2008-05-13 |
| 7344684 | Exhaust emission purifying catalyst device | Seiji Kikuchi, Hiroaki Ohhara | 2008-03-18 |
| 6892528 | Catalyst deterioration detecting apparatus | Kojiro Okada, Yasuki Tamura, Osamu Nakayama | 2005-05-17 |
| 6825145 | Exhaust gas purifying catalyst | Hiroshi Tanada, Osamu Nakayama, Keisuke Tashiro, Tetsuya Watanabe, Kazuo Koga | 2004-11-30 |
| 6797663 | Catalyst for exhaust gas purification | Tetsuya Watanabe, Osamu Nakayama, Keisuke Tashiro, Hiroshi Tanada | 2004-09-28 |
| 6794330 | Exhaust gas purifying catalyst | Hiroshi Tanada, Osamu Nakayama, Keisuke Tashiro, Tetsuya Watanabe | 2004-09-21 |
| 6790808 | Exhaust gas purifying catalyst | Hiroshi Tanada, Osamu Nakayama, Keisuke Tashiro, Tetsuya Watanabe | 2004-09-14 |
| 6537946 | Exhaust gas purifying catalyst | Hiroshi Tanada, Osamu Nakayama, Keisuke Tashiro, Tetsuya Watanabe | 2003-03-25 |
| 6293095 | In-cylinder injection type internal combustion engine | Shigeo Yamamoto, Kazuyoshi Nakane, Hironobu Sato, Jun Takemura, Hiromitsu Ando +1 more | 2001-09-25 |
| 5423300 | Internal combustion engine | Hiromitsu Ando, Osamu Hirako, Shogo Omori, Jun Takemura, Taizo Kitada +7 more | 1995-06-13 |
| 5417190 | Stratified burning internal combustion engine | Hiromitsu Ando, Osamu Hirako, Shogo Omori, Jun Takemura, Taizo Kitada +7 more | 1995-05-23 |
| 5295464 | Stratified burning internal combustion engine | Hiromitsu Ando, Osamu Hirako, Shogo Omori, Jun Takemura, Taizo Kitada +7 more | 1994-03-22 |
| 5245964 | Intake port structure for internal combustion engine | Syunsuke Matsuo, Osamu Hirako, Nobuaki Murakami, Katsuo Akishino, Keizo Furukawa +2 more | 1993-09-21 |