Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6623716 | Exhaust gas purifying catalyst | Masanori Nakamura | 2003-09-23 |
| 6557342 | Exhaust gas purifying system | Yasunari Hanaki, Maki Shimada, Hiroshi Akama, Motohisa Kamijo | 2003-05-06 |
| 6514905 | Exhaust gas purifying catalyst and method of producing same | Yasunari Hanaki | 2003-02-04 |