Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6519932 | Exhaust gas purification apparatus and method for an internal combustion engine | Hirofumi Ohuchi, Satoshi Wachi, Tosiaki Yonekura | 2003-02-18 |
| 6505465 | Device for controlling an internal combustion engine | Yukiko Kanazawa, Kazuhiko Kawajiri, Takashi Yonezawa | 2003-01-14 |