Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8291874 | Apparatus for adjusting deviation of engine and continuously variable valve lift device including the same | Jei Choon Yang, Young Hong Kwak, Jin Kook Kong, Soo Hyung Woo, Jin Soon Kim +1 more | 2012-10-23 |
| 7987826 | Variable valve lift apparatus | Young Hong Kwak, Kiyoung Kwon, Jin Kook Kong | 2011-08-02 |
| 7918202 | Variable valve lift apparatus | Young Hong Kwak, Kiyoung Kwon, Jin Kook Kong, Kyoung Joon Chang | 2011-04-05 |
| 7823552 | Continuous variable valve lift apparatus | Kiyoung Kwon, Young Hong Kwak, Kyoung Joon Chang, Jin Kook Kong | 2010-11-02 |
| 7789053 | Continuous variable valve lift apparatus | Jin Kook Kong, Won Geun Lee, Kyoung Joon Chang, Kiyoung Kwon, Young Hong Kwak +2 more | 2010-09-07 |
| 7681543 | Tappet apparatus | Jin Kook Kong, Won Geun Lee, Kiyoung Kwon | 2010-03-23 |