Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11143082 | Exhaust purification system of internal combustion engine | Shogo Tanaka | 2021-10-12 |
| 11067020 | Control device of internal combustion engine, internal combustion engine, and vehicle | — | 2021-07-20 |
| 11047286 | Exhaust gas control apparatus for internal combustion engine | Shogo Tanaka | 2021-06-29 |