Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8146548 | Continuously variable valve lift device and operation logic thereof | Jei Choon Yang, Eun Ho Lee, Young Hong Kwak, Ki Young Kwon, Jin Kook Kong +2 more | 2012-04-03 |
| 7950360 | Continuous variable valve lift apparatus | Young Hong Kwak, Kiyoung Kwon, Jin Kook Kong | 2011-05-31 |
| 7918202 | Variable valve lift apparatus | Young Hong Kwak, Kiyoung Kwon, Ki Uk Shin, Jin Kook Kong | 2011-04-05 |
| 7905207 | Variable valve lift apparatus | Eun Ho Lee, Young Hong Kwak, Kiyoung Kwon, Jin Kook Kong, Soo Hyung Woo | 2011-03-15 |
| 7836863 | Variable valve lift apparatus of engine for vehicles | Young Hong Kwak, Kiyoung Kwon, Jin Kook Kong | 2010-11-23 |
| 7823552 | Continuous variable valve lift apparatus | Kiyoung Kwon, Young Hong Kwak, Ki Uk Shin, Jin Kook Kong | 2010-11-02 |
| 7789053 | Continuous variable valve lift apparatus | Jin Kook Kong, Won Geun Lee, Kiyoung Kwon, Young Hong Kwak, Ki Uk Shin +2 more | 2010-09-07 |