Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8101539 | Purifying catalyst | Hirofumi Yasuda, Yasunari Hanaki, Shigeru Chida, Junji Ito | 2012-01-24 |
| 7713911 | Catalyst powder, exhaust gas purifying catalyst, and method of producing the catalyst powder | Hironori Wakamatsu, Masanori Nakamura, Kazuyuki Shiratori, Hirofumi Yasuda, Katsuo Suga | 2010-05-11 |
| 7674744 | Catalyst powder, method of producing the catalyst powder, and exhaust gas purifying catalyst | Kazuyuki Shiratori, Katsuo Suga, Masanori Nakamura, Hironori Wakamatsu, Hirofumi Yasuda | 2010-03-09 |
| 7605108 | Catalyst, exhaust gas purification catalyst, and method for manufacturing same | Hironori Wakamatsu, Hirofumi Yasuda, Kazuyuki Shiratori, Masanori Nakamura, Katsuo Suga | 2009-10-20 |
| 7601670 | Catalyst powder, exhaust gas purifying catalyst, and method of producing the catalyst powder | Hirofumi Yasuda, Katsuo Suga, Masanori Nakamura, Hironori Wakamatsu, Kazuyuki Shiratori | 2009-10-13 |
| 7601669 | Powdery catalyst, exhaust-gas purifying catalyzer, and powdery catalyst production method | Masanori Nakamura, Hironori Wakamatsu, Katsuo Suga | 2009-10-13 |
| 7585811 | Catalyst powder, exhaust gas purifying catalyst, and method of producing the catalyst powder | Masanori Nakamura, Katsuo Suga, Hironori Wakamatsu, Kazuyuki Shiratori, Hirofumi Yasuda | 2009-09-08 |
| 7572422 | Exhaust gas purifying method for fuel cell vehicle and exhaust gas purifying system for fuel cell vehicle | Hiroshi Akama | 2009-08-11 |
| 7115236 | Exhaust gas purifying method and system for fuel cell vehicle | Hiroshi Akama | 2006-10-03 |
| 6069111 | Catalysts for the purification of exhaust gas and method of manufacturing thereof | Shinji Yamamoto | 2000-05-30 |
| 5990038 | Catalyst for purifying oxygen rich exhaust gas | Katsuo Suga | 1999-11-23 |
| 5811364 | Catalyst system for the purification of exhaust gas | Katsuo Suga | 1998-09-22 |
| 5248650 | Catalysts for the purification of exhaust gas | Akihide Okada, Fumihiro Uchikawa | 1993-09-28 |