Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6818120 | O2-sensor fault diagnosis apparatus and method therefor | Ryoichi Hanazaki | 2004-11-16 |
| 6781341 | Abnormality detector for a motor drive system | Kohji Hashimoto | 2004-08-24 |
| 6712046 | Engine control device | — | 2004-03-30 |
| 6631635 | Fault diagnostic apparatus of evaporation purge system | Ryoichi Hanazaki | 2003-10-14 |
| 6375366 | Omnidirectional camera device | Shinichi Kato, Osamu Nishihara | 2002-04-23 |
| 5685284 | O.sup.2 -sensor fault diagnosis method and apparatus | — | 1997-11-11 |