Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11467120 | Gas sensor | Tatsuki Ujiyama | 2022-10-11 |
| 11319889 | Abnormality diagnosis system of downstream side air-fuel ratio detection device | Yoshiyuki KITAZUME, Kazuhiro Wakao, Keiichiro Aoki | 2022-05-03 |
| 11319890 | Abnormality detection device for air-fuel ratio detection device | Kazuhiro Wakao, Yoshiyuki KITAZUME, Keiichiro Aoki | 2022-05-03 |