Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6769419 | Diagnostic apparatus for an evaporated fuel system, and vehicle control apparatus for a vehicle equipped with the diagnostic apparatus | Hiroshi Kanai, Yoshihiko Hyoudou, Naoya Takagi | 2004-08-03 |
| 6679230 | Diagnostic apparatus for an evaporated fuel system, and vehicle control apparatus for a vehicle equipped with the diagnostic apparatus | Hiroshi Kanai, Yoshihiko Hyoudou, Naoya Takagi | 2004-01-20 |
| 6575146 | Diagnostic apparatus for an evaporated fuel system, and vehicle control apparatus for a vehicle equipped with the diagnostic apparatus | Hiroshi Kanai, Yoshihiko Hyoudou, Naoya Takagi | 2003-06-10 |
| 6446614 | Fuel storage apparatus and abnormality diagnostic method | Mamoru Yoshioka, Yoshihiko Hyoudou, Naoya Takagi | 2002-09-10 |
| 6371089 | Diagnostic apparatus and method of fuel vapor purge system | Mamoru Yoshioka, Yoshihiko Hyoudou, Naoya Takagi | 2002-04-16 |
| 6240908 | Fuel storage device diagnostic apparatus | Yoshihiko Hyodo, Hidekazu Sasaki, Naoya Takagi | 2001-06-05 |