Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6825145 | Exhaust gas purifying catalyst | Hiroshi Tanada, Osamu Nakayama, Keisuke Tashiro, Kinichi Iwachido, Tetsuya Watanabe | 2004-11-30 |
| 6711892 | Exhaust gas purifier for internal combustion engines | Yasuki Tamura, Kojiro Okada, Tomohiro Ohashi, Naoto Yamada | 2004-03-30 |