Issued Patents 2017
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9816409 | Variable valve lift apparatus | Gee Wook Shin, Won Gyu Kim, Gyu Han Hwang, Young Hong Kwak, Yoonsik Woo | 2017-11-14 |
| 9689282 | Variable valve lift apparatus | Won Gyu Kim, Young Hong Kwak, Gee Wook Shin | 2017-06-27 |
| 9670848 | Variable compression ratio engine | Young Hong Kwak | 2017-06-06 |
| 9587531 | Variable valve lift apparatus | Won Gyu Kim, Young Hong Kwak | 2017-03-07 |
| 9556763 | Variable valve lift apparatus | Young Hong Kwak, Won Gyu Kim, Gyu Han Hwang, Jin Hwa Kim, Gee Wook Shin +1 more | 2017-01-31 |