WC

Woojin Chang

KAIST: 19 patents #654 of 11,619Top 6%
Overall (All Time): #220,025 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
11817826 Frequency mixer including non-linear circuit Dong Min KANG, Byoung-Gue Min, Jong Yul Park, Jongmin Lee, Yoo Jin JANG +2 more 2023-11-14
11223333 Microwave amplification circuit Seong-Il Kim, Sang-Heung Lee, Jongmin Lee 2022-01-11
11142277 Multifunctional sidecar for motorcycle 2021-10-12
10256811 Cascode switch circuit including level shifter Jong-Won Lim, Dong Min KANG, Dong Young Kim, Seong-Il Kim, Hae Cheon Kim +12 more 2019-04-09
10020201 Semiconductor device and method of fabricating the same Chi Hoon Jun, Sang Choon Ko, Seok-Hwan MOON, Sung-Bum Bae, Young Rak PARK +3 more 2018-07-10
10014401 Semiconductor device with passivation layer for control of leakage current Jeho NA, Hyung Seok Lee, Chi Hoon Jun, Sang Choon Ko, Myungjoon KWACK +3 more 2018-07-03
9825622 Cascode switch circuit Sang Choon Ko, Jae Kyoung Mun, Young Rak PARK 2017-11-21
9666569 Switch circuit of cascode type having high speed switching performance 2017-05-30
9337121 Semiconductor device and method of fabricating the same Chi Hoon Jun, Sang Choon Ko, Seok-Hwan MOON, Sung-Bum Bae, Young Rak PARK +3 more 2016-05-10
9159583 Methods of manufacturing nitride semiconductor devices Sang Choon Ko, Jae Kyoung Mun, Sung-Bum Bae, Young Rak PARK, Chi Hoon Jun +6 more 2015-10-13
9136347 Nitride semiconductor device Young Rak PARK, Sang Choon Ko, Jae Kyoung Mun, Sung-Bum Bae 2015-09-15
8901608 Transistor and method of fabricating the same Jong-Won Lim, Hokyun Ahn, Dong Min KANG, Seong-Il Kim, Sang-Heung Lee +5 more 2014-12-02
8697491 Semiconductor package and method of fabricating the same Soon Il Yeo, Hae Cheon Kim, Eun Soo Nam 2014-04-15
8633057 Semiconductor package and method of fabricating the same 2014-01-21
8609474 Method of manufacturing semiconductor device Jong-Won Lim, Hokyun Ahn, Dong Min KANG, Hae Cheon Kim, Eun Soo Nam 2013-12-17
8518794 Semiconductor devices and methods of forming thereof Hokyun Ahn, Jong-Won Lim, Hyung Sup Yoon, Hae Cheon Kim 2013-08-27
8455992 Semiconductor package and method of fabricating the same 2013-06-04
8304895 Semiconductor package and method of fabricating the same Soon Il Yeo, Hae Cheon Kim, Eun Soo Nam 2012-11-06
8294521 Power amplifier having depletion mode high electron mobility transistor Dong Min KANG, Hong Ji, Hokyun Ahn, Jong-Won Lim, Sang-Heung Lee +2 more 2012-10-23
8053345 Method for fabricating field effect transistor using a compound semiconductor Hokyun Ahn, Jong-Won Lim, Hyung Sup Yoon, Hae Cheon Kim, Eun Soo Nam 2011-11-08