Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7820123 | Device for the purification of exhaust gas | Takuya Ikeda | 2010-10-26 |
| 7442346 | Device for the purification of exhaust gas | Takuya Ikeda | 2008-10-28 |
| 6370870 | Exhaust gas purifying device | Motohisa Kamijo, Hiroshi Akama, Jyunji Itou, Motohiro Shinzawa, Yasuhisa Kitahara | 2002-04-16 |
| 5681788 | Catalysts for the purification of exhaust gas | Hiroyuki Kanesaka, Hiroshi Akama | 1997-10-28 |
| 5407880 | Catalysts for adsorption of hydrocarbons | Takuya Ikeda, Chiemi Hayashi, Tetsuo Ito, Koji Masuda | 1995-04-18 |