WK

Woo Chul Kwak

SC Seoul Viosys Co.: 8 patents #94 of 300Top 35%
Overall (All Time): #643,576 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
10374123 UV light emitting device Chang Seok Han, Hyo Shik Choi, Jung Hwan Hwang, Chang Geun Jang 2019-08-06
10361339 Light emitting device and manufacturing method therefor Jung Whan Jung, Kyung Hae Kim, Sam Jang 2019-07-23
9799800 Light emitting device and method of fabricating the same Sam Jang, Kyung Hae Kim, Jung Whan Jung, Yong Hyun BAEK 2017-10-24
9728404 Method of growing nitride semiconductor layer, nitride semiconductor device, and method of fabricating the same Seung Kyu Choi, Jae-Hoon Song, Chae Hon Kim, Jung Whan Jung 2017-08-08
9449815 Method of growing gallium nitride based semiconductor layers and method of fabricating light emitting device therewith Seung Kyu Choi, Chae Hon Kim, Jung Whan Jung 2016-09-20
9287367 Semiconductor device and method of manufacturing the same Seung Kyu Choi, Chae Hon Kim, Jung Whan Jung, Yong Hyun BAEK, Sam Jang +2 more 2016-03-15
9142622 Method of growing nitride semiconductor layer, nitride semiconductor device, and method of fabricating the same Seung Kyu Choi, Jae-Hoon Song, Chae Hon Kim, Jung Whan Jung 2015-09-22
8748864 Light emitting device and method of fabricating the same Soon Ho An, Hwa Mok Kim, Eun Jin Kim, Jae-Hoon Song 2014-06-10