Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9593614 | Exhaust gas purification system and exhaust gas purification method | — | 2017-03-14 |
| 9394820 | Exhaust gas purification system and method for purifying exhaust gas | — | 2016-07-19 |
| 8636970 | Exhaust purification device and exhaust purification method for diesel engine | — | 2014-01-28 |
| 7735313 | Method of raising temperature in exhaust-gas purifier and exhaust-gas purification system | Yousuke Tanaka, Osamu Sakamoto, Junichi Oonuma, Kazuhiro Enoki | 2010-06-15 |