DO

Duck Hwan Oh

SC Seoul Opto Device Co.: 5 patents #28 of 78Top 40%
Overall (All Time): #1,016,230 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8093583 Light emitting diode having barrier layer of superlattice structure Sang Joon Lee, Kyung Hae Kim, Chang Seok Han 2012-01-10
7998761 Light emitting diode with ITO layer and method for fabricating the same Dae Won Kim, Yeo Jin Yoon, Jong Hwan Kim 2011-08-16
7868337 Light emitting diode and method for manufacturing the same Hwa Mok Kim, Dae Won Kim, Dae Sung Kal 2011-01-11
7772600 Light emitting device having zener diode therein and method of fabricating the same Sang Joon Lee, Kyung Hae Kim 2010-08-10
7700960 Light emitting diode with ITO layer and method for fabricating the same Dae Won Kim, Yeo Jin Yoon, Jong Hwan Kim 2010-04-20