Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6955041 | Exhaust gas purifying apparatus for internal combustion engine | Shinya Hirota, Kazuhiro Itoh, Takamitsu Asanuma, Yasuaki Nakano, Kohei Yoshida | 2005-10-18 |
| 6956008 | Storage-reduction type NOx purifying catalyst | Kohei Yoshida, Yasuaki Nakano | 2005-10-18 |
| 6906002 | Absorption reduction-type NOx purifying catalyst | Tetsuya Yamashita, Toshiaki Tanaka | 2005-06-14 |