DK

Dae Sung Kal

SC Seoul Opto Device Co.: 26 patents #4 of 78Top 6%
SC Seoul Semiconductor Co.: 6 patents #73 of 277Top 30%
SC Seoul Viosys Co.: 3 patents #147 of 300Top 50%
Overall (All Time): #83,138 of 4,157,543Top 2%
39
Patents All Time

Issued Patents All Time

Showing 26–39 of 39 patents

Patent #TitleCo-InventorsDate
8154008 Light emitting diode with improved structure Chung Hoon Lee, Ki Bum Nam 2012-04-10
8129917 Light emitting device for AC operation Dae Won Kim 2012-03-06
8067778 Ultraviolet light emitting diode package Jeong Suk Bae, Jae Jo Kim, Do Hyung Kim 2011-11-29
7999271 Luminous element having a plurality of cells Dae Won Kim 2011-08-16
7982207 Light emitting diode Hwa Mok Kim, Dae Won Kim 2011-07-19
7947993 Light emitting device having isolating insulative layer for isolating light emitting cells from each other and method of fabricating the same Dae Won Kim 2011-05-24
7868337 Light emitting diode and method for manufacturing the same Hwa Mok Kim, Duck Hwan Oh, Dae Won Kim 2011-01-11
7863599 Light emitting diode Hwa Mok Kim, Dae Won Kim 2011-01-04
7846755 Light emitting diode having plurality of light emitting cells and method of fabricating the same Dae Won Kim, Won Cheol Seo, Kyung Hee Ye, Joo Woong Lee 2010-12-07
7772588 Light emitting device with improved internal quantum efficiency Chung Hoon Lee, Dae Won Kim, Ki Bum Nam 2010-08-10
7768020 AC light emitting diode Dae Won Kim, Yeo Jin Yoon 2010-08-03
7732825 AC light emitting diode Dae Won Kim, Yeo Jin Yoon 2010-06-08
7709849 Light emitting diode having plurality of light emitting cells and method of fabricating the same Dae Won Kim, Won Cheol Seo, Kyung Hee Ye, Joo Woong Lee 2010-05-04
7667225 Light emitting device Chung Hoon Lee, Dae Won Kim, Ki Bum Nam 2010-02-23