Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11319889 | Abnormality diagnosis system of downstream side air-fuel ratio detection device | Kazuhiro Wakao, Keiichiro Aoki, Yasutaka Kamiya | 2022-05-03 |
| 11319890 | Abnormality detection device for air-fuel ratio detection device | Kazuhiro Wakao, Keiichiro Aoki, Yasutaka Kamiya | 2022-05-03 |