Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10871094 | Exhaust gas purification system for internal combustion engine | Hiroshi Otsuki, Kazuki Kikuchi, Shinji Ikeda | 2020-12-22 |
| 10578000 | Exhaust structure for internal combustion engine | — | 2020-03-03 |
| 10550810 | Fuel injection valve | — | 2020-02-04 |
| 10316724 | Filter and exhaust gas control system for internal combustion engine | Hiroshi Otsuki, Norio Inami | 2019-06-11 |