Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7923408 | Diesel particulate filter and exhaust emission control system | Masashi Takahashi, Takuya Yano | 2011-04-12 |
| 7874145 | Emmision control device for internal combustion engine | Mitsutaka Kojima, Kojiro Okada, Kazuma Sanada, Yuji Sato, Kouichi Tomida +1 more | 2011-01-25 |