Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6438946 | Exhaust gas purification device for engines | Yoshihiro Majima, Yukihiro Yamashita | 2002-08-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6438946 | Exhaust gas purification device for engines | Yoshihiro Majima, Yukihiro Yamashita | 2002-08-27 |