Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11002173 | Freezing diagnosing device and engine control apparatus | Naoki Matsumoto, Kosuke Furuta, Manabu Ishikawa, Yoshimichi Sasaki, Naoki Miura | 2021-05-11 |
| 10920629 | Oil temperature sensor diagnostic device | Yu Uyama, Takayuki Tsurumaki | 2021-02-16 |