YN

Yun-whan Na

Samsung: 3 patents #30,683 of 75,807Top 45%
Overall (All Time): #1,521,962 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9107256 Light emitting diode lighting apparatus Dae Sung Kang, Yong Keun Jee, Seok Kyu KIM, Ki-hong Moon, Chung Hee Lee 2015-08-11
8643299 LED lamp and driving circuit for the same Yong Keun Jee, Byung-Kwan Song, Jin Jong Kim, Sun Woo Im, Seok Kyu KIM +1 more 2014-02-04
8519603 Light emitting diode (LED) lamp Haeng Seok Yang, Ki-hong Moon, Dae Sung Kang, Dae Yeop Park 2013-08-27