Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8973421 | Competence diagnosis system for urea water temperature sensor | Hirotaka Takahashi, Masashi Mizutani | 2015-03-10 |
| 8683855 | Competence diagnosis system for urea water temperature sensor | Hirotaka Takahashi, Takanobu Ogawa | 2014-04-01 |