Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10914696 | Gas-sensor diagnosing method | Taku OKAMOTO, Yuki NAKAYAMA, Osamu Nakasone | 2021-02-09 |
| 10895189 | Catalyst deterioration diagnosis method and catalyst deterioration diagnosis system | Taku OKAMOTO, Osamu Nakasone | 2021-01-19 |