JK

Jin Kook Kong

HM Hyundai Motor: 3 patents #150 of 1,654Top 10%
Overall (2016): #68,788 of 481,213Top 15%
3
Patents 2016

Issued Patents 2016

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9399932 Variable valve device that varies lift amount of valve Young Hong Kwak, Gyu Han Hwang, Gee Wook Shin, Won Gyu Kim, Myungsik Choi 2016-07-26
9359945 Variable compression ratio apparatus Eun Ho Lee, Dong-Seok Lee, Soo Hyung Woo, Yoonsik Woo 2016-06-07
9267402 Multistage variable valve lift apparatus, system and engine Soo Hyung Woo, Jong Hyeok Choi, Young Hong Kwak, Byong Young Choi, Gee Wook Shin 2016-02-23