Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6588205 | Exhaust gas purifying apparatus | Shiro Kumagai | 2003-07-08 |
| 6558636 | Plasma type exhaust gas cleaning apparatus | Yasuki Tamura, Kojiro Okada, Osamu Nakayama, Keisuke Kawamura, Kiyoshi Kawamura | 2003-05-06 |
| 6558637 | Exhaust emission purifier | Yasuki Tamura, Kojiro Okada, Osamu Nakayama, Keisuke Kawamura, Kiyoshi Kawamura +1 more | 2003-05-06 |
| 6532733 | Plasma exhaust gas treatment device | Yasuki Tamura, Osamu Nakayama | 2003-03-18 |