Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7789053 | Continuous variable valve lift apparatus | Jin Kook Kong, Kyoung Joon Chang, Kiyoung Kwon, Young Hong Kwak, Ki Uk Shin +2 more | 2010-09-07 |
| 7681543 | Tappet apparatus | Ki Uk Shin, Jin Kook Kong, Kiyoung Kwon | 2010-03-23 |