Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9816409 | Variable valve lift apparatus | Myungsik Choi, Gee Wook Shin, Gyu Han Hwang, Young Hong Kwak, Yoonsik Woo | 2017-11-14 |
| 9689282 | Variable valve lift apparatus | Myungsik Choi, Young Hong Kwak, Gee Wook Shin | 2017-06-27 |
| 9587531 | Variable valve lift apparatus | Myungsik Choi, Young Hong Kwak | 2017-03-07 |
| 9556763 | Variable valve lift apparatus | Young Hong Kwak, Gyu Han Hwang, Jin Hwa Kim, Gee Wook Shin, Myungsik Choi +1 more | 2017-01-31 |