Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11174807 | Operation control method of vehicle engine and vehicle system | Taku OKAMOTO | 2021-11-16 |
| 11060439 | Catalyst deterioration diagnosis system and catalyst deterioration diagnosis method | Taku OKAMOTO | 2021-07-13 |
| 11054381 | Gas sensor | Kunihiko Nakagaki, Taku OKAMOTO, Nobukazu Ikoma | 2021-07-06 |
| 11015510 | Catalyst deterioration diagnosis system and catalyst deterioration diagnosis method | Taku OKAMOTO | 2021-05-25 |
| 10914696 | Gas-sensor diagnosing method | Taku OKAMOTO, Yuki NAKAYAMA, Kosuke Monna | 2021-02-09 |
| 10895189 | Catalyst deterioration diagnosis method and catalyst deterioration diagnosis system | Taku OKAMOTO, Kosuke Monna | 2021-01-19 |