Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9790819 | Variable valve lift system | Jangsu LEE, Hyoung Hyoun KIM | 2017-10-17 |
| 9624854 | Method and apparatus for fuel injection of engine system | Jangsu LEE, Hyoung Hyoun KIM | 2017-04-18 |