Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6487851 | Exhaust emission control device of internal combustion engine | Takashi Dogahara, Yasuki Tamura | 2002-12-03 |
| 6382178 | In-cylinder injection type spark ignition internal combustion engine | Hirofumi Higashi, Yasuhiko Iwamoto, Tateo Kume, Tetsuo Kataoka, Shinichi Murata +2 more | 2002-05-07 |