Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8051646 | Particulate filter regenerating system | Hiroshi Yamada, Akihide Takami | 2011-11-08 |
| 7871452 | Particulate filter | Hiroshi Yamada, Kenji Suzuki, Kenji Okamoto, Akihide Takami, Susumu MINEOI +1 more | 2011-01-18 |
| 7691778 | Exhaust gas purification catalyst | Tomohiro Honda, Tomoaki Urai, Ryota Fujimoto, Seiji Miyoshi, Hiroshi Yamada +3 more | 2010-04-06 |
| 7446076 | Exhaust gas purification catalyst | Seiji Miyoshi, Akihide Takami, Hiroshi Yamada, Masaaki Akamine, Hideharu Iwakuni | 2008-11-04 |
| 5462900 | Method of manufacturing semiconductor elements without burrs | Tetsuro Oki, Ryuichi Neki, Kazuo Kawakami, Tsuyoshi Miyata, Kozo Matsuo | 1995-10-31 |