Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8011178 | Method for controlling exhaust gas purification system and exhaust gas purification system | Shigeru Ikeda, Takashi Ikeda, Tatsuo Mashiko | 2011-09-06 |
| 8001774 | Control method of exhaust gas purification system and exhaust gas purification system | Takashi Haseyama, Yoshinobu Watanabe, Takuro Iwashita, Kenji Hagio, Tatsuo Mashiko | 2011-08-23 |
| 7992383 | Method for controlling exhaust gas purification system and exhaust gas purification system | Takashi Haseyama, Yoshinobu Watanabe, Takuro Iwashita, Kenji Hagio, Tatsuo Mashiko | 2011-08-09 |
| 7934372 | Exhaust gas purification method and exhaust gas purification system | Takashi Haseyama, Yoshinobu Watanabe, Tatsuo Mashiko | 2011-05-03 |