Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10077690 | Multiple variable valve lift apparatus | — | 2018-09-18 |
| 9945273 | Multiple variable valve lift apparatus | — | 2018-04-17 |
| 9869253 | Multiple variable valve lift apparatus | Seung Kook Han, Soo Hyung Woo, Wootae Kim | 2018-01-16 |
| 9845737 | Engine system | — | 2017-12-19 |
| 9816406 | Multiple variable valve lift apparatus | — | 2017-11-14 |
| 9784177 | Engine system | Soo Hyung Woo, Seung Kook Han, Byeong Seok Lee, Wootae Kim | 2017-10-10 |
| 9732679 | Engine for performing CDA | — | 2017-08-15 |
| 9476331 | Control apparatus of engine having variable valve lift apparatus and a method thereof | — | 2016-10-25 |
| 9267402 | Multistage variable valve lift apparatus, system and engine | Soo Hyung Woo, Jong Hyeok Choi, Young Hong Kwak, Jin Kook Kong, Gee Wook Shin | 2016-02-23 |
| 9140147 | Multiple variable valve lift apparatus | Soo Hyung Woo, Jei Choon Yang, Young Hong Kwak, Jin Kook Kong, Gee Wook Shin | 2015-09-22 |
| 9115652 | Oil control valve and variable valve lift system provided with the same | Young Hong Kwak, Gee Wook Shin, Jin Kook Kong, Soo Hyung Woo, Chang-Hoon Lee | 2015-08-25 |
| 9074499 | Multiple variable valve lift apparatus and engine provided with the same | Soo Hyung Woo, Chang Ho Yang, Young Hong Kwak, Jin Kook Kong, Gee Wook Shin | 2015-07-07 |
| 9057293 | Multiple variable valve lift apparatus | Jin Kook Kong, Gee Wook Shin, Soo Hyung Woo, Wootae Kim | 2015-06-16 |
| 9010290 | Multiple variable valve lift apparatus | Ki Wook SHIN, Soo Hyung Woo, Jin Kook Kong | 2015-04-21 |
| 9004031 | Connecting structure of multiple variable valve lift apparatus | — | 2015-04-14 |
| 8910601 | Cylinder air volume difference adjuster and continuous variable valve lifter including the same | Jin Kook Kong, Young Hong Kwak, Soo Hyung Woo, Gee Wook Shin | 2014-12-16 |
| 8899196 | Variable valve lift apparatus | Chung Han Oh, Wootae Kim, Back Sik Kim, Ingee Suh, Dae Sung Kim +1 more | 2014-12-02 |
| 8899195 | Electro-hydraulic variable valve lift apparatus | Soo Hyung Woo, Young Hong Kwak, Jin Kook Kong, Wonjun Lee | 2014-12-02 |
| 8807101 | Variable valve lift apparatus | Gee Wook Shin, Sang Won Kim, Jin Kook Kong, Soo Hyung Woo, Jin Soon Kim +1 more | 2014-08-19 |
| 8726861 | Variable valve lift apparatus | Jin Kook Kong, Soo Hyung Woo, Young Hong Kwak, Gee Wook Shin, Jei Choon Yang +1 more | 2014-05-20 |
| 8646422 | Electro-hydraulic variable valve lift apparatus | Jin Kook Kong, Soo Hyung Woo, Jin Soon Kim | 2014-02-11 |
| 8616166 | Electric continuous variable valve timing apparatus | Jei Choon Yang, Jin Kook Kong, Soo Hyung Woo, Young Jin Won, Jin Soon Kim | 2013-12-31 |
| 8607751 | Electro-hydraulic variable valve lift system | Jei Choon Yang, Young Hong Kwak, Wonjun Lee, Jin Kook Kong, Soo Hyung Woo | 2013-12-17 |
| 8596234 | Electro-hydraulic variable valve lift apparatus | Jin Kook Kong, Soo Hyung Woo, Jin Soon Kim | 2013-12-03 |
| 8573168 | Hydraulic pressure valve apparatus | Jei Choon Yang, Chang Ho Yang, Young Hong Kwak, Jin Kook Kong, Soo Hyung Woo | 2013-11-05 |