Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11143065 | Electro-mechanical variable valve mechanism, control unit for variable valve mechanism, electro-mechanical variable valve system and control method thereof | You-Seok Back | 2021-10-12 |
| 11035305 | 2-cycle engine with valve system and method for controlling the engine | In Gee Suh, Woo Tae Kim | 2021-06-15 |
| 11008905 | Variable valve apparatus | You-Seok Back | 2021-05-18 |