Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11509120 | Dual spark plug | — | 2022-11-22 |
| 11378055 | Method of controlling ignition coil | Kiseon Sim, Dongwon Jung, Won Gyu Kim, Jin Oh Song | 2022-07-05 |
| 11251588 | Dual spark plug | — | 2022-02-15 |