Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6887443 | Exhaust gas purifying catalyst and method for purifying exhaust gas | Hironori Wakamatsu | 2005-05-03 |
| 6866834 | NOx reduction catalyst and NOx reduction system | Masanori Nakamura | 2005-03-15 |
| 6823662 | Exhaust gas purifying system | Shinji Yamamoto, Hiroyuki Kanesaka, Hitoshi Onodera, Yasunari Hanaki, Hiroshi Morita +2 more | 2004-11-30 |
| 6729125 | Exhaust gas purifying system | Yasunari Hanaki, Maki Shimada, Hiroshi Akama, Motohisa Kamijo, Hironori Wakamatsu | 2004-05-04 |
| 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 |
| 6395675 | Catalyst system for purifying oxygen rich exhaust gas | Masanori Nakamura | 2002-05-28 |
| 6276132 | Exhaust gas purifying system | Hiroyuki Kanesaka, Hitoshi Onodera | 2001-08-21 |
| 5990038 | Catalyst for purifying oxygen rich exhaust gas | Toru Sekiba | 1999-11-23 |
| 5811364 | Catalyst system for the purification of exhaust gas | Toru Sekiba | 1998-09-22 |