Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6829891 | Exhaust emission control device and method of controlling exhaust emission | Zenichiro Kato, Hiromichi Yanagihara, Toshihisa Sugiyama, Yoshimitsu Henda, Kazuhiko Shiratani | 2004-12-14 |