Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6766640 | Engine exhaust purification device | Yasuji Ishizuka, Hideaki Takahashi | 2004-07-27 |
| 6760681 | Rate detection method and rate detector | Tomohiko Takahashi, Tetsuya Iwasaki | 2004-07-06 |
| 6741924 | Apparatus and method for engine cylinder intake air quantity calculation | Tetsuya Iwasaki, Hatsuo Nagaishi | 2004-05-25 |
| 6718920 | Camshaft rotational phase detecting apparatus and cylinder intake air quantity calculating apparatus for engine | Masato Hoshino, Tetsuya Iwasaki | 2004-04-13 |