Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8807273 | Exhaust muffler device | Atsushi Murakami, Hiroshi Mahira, Kensuke Honma, Shiro Kokubu | 2014-08-19 |
| 7462576 | Automobile exhaust gas purifying combustion catalysts | Masao Ishida, Miyako Koga, Kazuo Shibahara, Kenichi Tsuge | 2008-12-09 |
| 6500393 | Metal support for exhaust gas purifying catalyst | Masaharu Nakamori, Katsunori Okubo, Masashi Yokoyama, Hiroaki Miyata, Yukinori Kaneda +4 more | 2002-12-31 |