Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11643988 | Engine system | — | 2023-05-09 |
| 10260476 | Device for preventing back fire of engine and method using the same | Kyeong Il Choi, Sung Ha Lee | 2019-04-16 |
| 9273595 | Turbocharger system | Dae Sung Park | 2016-03-01 |
| 9217393 | Independent fuel injection system of CNG engine | Sungha Lee, Jonggyun Kim | 2015-12-22 |