Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8201525 | Cooling device for engine | Hidehiko Koyashiki | 2012-06-19 |
| 6371096 | Diagnosis system for wide-range air-fuel ratio sensor | Masanobu Ohsaki, Seiichi Ohtani | 2002-04-16 |
| 6158420 | Diagnostic apparatus and method for supplying assist air in an internal combustion engine | Masanobu Ohsaki, Michiyuki Fujimoto, Seiichi Ohtani | 2000-12-12 |