Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6725655 | Exhaust manifold for internal combustion engine | Koudai Yoshirawa, Kouji Mori | 2004-04-27 |
| 6688293 | System and method for auto-ignition support | Tomonori Urushihara, Koichi Yamaguchi, Koudai Yoshizawa | 2004-02-10 |