Issued Patents 2005
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6955041 | Exhaust gas purifying apparatus for internal combustion engine | Shinichi Takeshima, Shinya Hirota, Kazuhiro Itoh, Takamitsu Asanuma, Kohei Yoshida | 2005-10-18 |
| 6956008 | Storage-reduction type NOx purifying catalyst | Shinichi Takeshima, Kohei Yoshida | 2005-10-18 |
| 6901743 | Exhaust gas purifying method, exhaust gas purifying apparatus, and exhaust gas collecting apparatus of internal combustion engine | Takamitsu Asanuma, Toshiaki Tanaka, Shinya Hirota, Takanori Ueda, Tetsuya Yamashita | 2005-06-07 |
| 6901750 | Exhaust emission control apparatus and method for internal combustion engine | Shunsuke Toshioka, Shinya Hirota, Yoshimitsu Henda, Kazuhiro Itoh, Takamitsu Asanuma +4 more | 2005-06-07 |
| 6837043 | Device for purifying the exhaust gas of an internal combustion engine | Koichiro Nakatani, Shinya Hirota, Yoshimitsu Henda, Kazuhiro Itoh, Takamitsu Asanuma +3 more | 2005-01-04 |