YW

Yoonsik Woo

HM Hyundai Motor: 16 patents #623 of 11,886Top 6%
📍 Yongin-si, KR: #1,556 of 9,683 inventorsTop 20%
Overall (All Time): #297,863 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
9816409 Variable valve lift apparatus Myungsik Choi, Gee Wook Shin, Won Gyu Kim, Gyu Han Hwang, Young Hong Kwak 2017-11-14
9447739 Variable compression ratio engine Won Gyu Kim, Eun Ho Lee, Young Hong Kwak, Myungsik Choi 2016-09-20
9359945 Variable compression ratio apparatus Eun Ho Lee, Jin Kook Kong, Dong-Seok Lee, Soo Hyung Woo 2016-06-07
9188067 Variable compression ratio device and internal combustion engine including the same Eun Ho Lee, Han Sang Kim, Yun Seok Kim 2015-11-17
9169774 Variable compression ratio engine that varies compression ratio Eun Ho Lee, Seung Kook Han 2015-10-27
9140182 Variable compression ratio control system Jin Kook Kong, Ju Hun Lee, Eun Ho Lee, Dong-Seok Lee, Soo Hyung Woo 2015-09-22
9021994 Variable compression ratio apparatus Jin Kook Kong, Dong-Seok Lee, Eun Ho Lee, Soo Hyung Woo 2015-05-05
8776736 Variable compression ratio apparatus Juhun Lee, Eunho Lee, Jinkook Kong, Soohyung Woo 2014-07-15
8757112 Variable compression ratio apparatus Eun Ho Lee, Jin Kook Kong, Dong-Seok Lee, Soo Hyung Woo 2014-06-24
8733302 Variable compression ratio apparatus Jin Kook Kong, Dong-Seok Lee, Eun Ho Lee, Soo Hyung Woo 2014-05-27
8720394 Variable compression ratio apparatus with dual eccentric links Dongseok Lee, Jeichoon Yang, Changho Yang, Eunho Lee, Jinkook Kong +1 more 2014-05-13
8720395 Variable compression ratio apparatus Eun Ho Lee, Jin Kook Kong, Dong-Seok Lee, Soo Hyung Woo 2014-05-13
8667934 Engine having compression ratio variable device Jin Kook Kong, Dong-Seok Lee, Eun Ho Lee, Soo Hyung Woo 2014-03-11
8555829 Variable compression ratio apparatus Dong-Seok Lee, Jei Choon Yang, Chang Ho Yang, Eun Ho Lee, Jin Kook Kong +1 more 2013-10-15
8464677 Variable valve lift apparatus Byong Young Choi, Young Hong Kwak, Gee Wook Shin, Jin Kook Kong, Soo Hyung Woo 2013-06-18
8413620 Hydraulic orifice Gee Wook Shin, Jin Kook Kong, Soo Hyung Woo 2013-04-09