Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6796295 | Evaporated fuel treatment device for internal combustion engine | Takuji Matsubara, Yoshihiko Hyodo | 2004-09-28 |
| 6792929 | Method for detecting failure of injection fuel heaters of internal combustion engine | Keizo Hiraku, Hiroshi Kanai, Hideki Suzuki, Kazuki Sato | 2004-09-21 |
| 6732707 | Control system and method for internal combustion engine | Keizo Hiraku, Hiroshi Kanai, Toshiki Annoura, Hideki Suzuki | 2004-05-11 |
| 6691675 | Warm-up control apparatus and warm-up control method for internal combustion engine | Keizo Hiraku, Hiroshi Kanai | 2004-02-17 |