CL

Chang Seok Lee

Samsung: 30 patents #4,061 of 75,807Top 6%
KAIST: 11 patents #1,181 of 11,619Top 15%
SC Sk Telecom Co.: 8 patents #76 of 842Top 10%
UF University Of Seoul Industry Cooperation Foundation: 4 patents #19 of 180Top 15%
AM Amorepacific: 3 patents #206 of 696Top 30%
LS Lg Life Sciences: 2 patents #67 of 272Top 25%
SC Sk Planet Co.: 1 patents #134 of 289Top 50%
KM Kia Motors: 1 patents #3,666 of 7,429Top 50%
SC Solum Co.: 1 patents #74 of 167Top 45%
HM Hyundai Motor: 1 patents #6,384 of 11,886Top 55%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
LG: 1 patents #17,402 of 26,165Top 70%
📍 Seoul, KR: #650 of 39,741 inventorsTop 2%
Overall (All Time): #39,171 of 4,157,543Top 1%
60
Patents All Time

Issued Patents All Time

Showing 26–50 of 60 patents

Patent #TitleCo-InventorsDate
8994281 Light emitting diode driving apparatus Jong-Tae Hwang, Deuk Hee Park, Sang Hyun Cha, Yun Joong Lee 2015-03-31
8981649 Light emitting diode driving apparatus Yun Joong Lee, Jong-Tae Hwang, Chan Woo Park, Je Hyeon YU 2015-03-17
8975927 Gate driver Jong-Tae Hwang, Deuk Hee Park, Sang Hyun Cha, Yun Joong Lee 2015-03-10
8975824 PWM driving circuit and PWM driving method Yun Joong Lee, Deuk Hee Park, Sang Hyun Cha, Jae Shin Lee 2015-03-10
8917025 Light emitting diode driving apparatus Deuk Hee Park, Yun Joong Lee, Sang Hyun Cha, Jae Shin Lee 2014-12-23
8874137 Method and device for discriminating positioning error using wireless LAN signal Suk Yon Kang, Chae Hwan Cho, Seung Yoon Baek, Hye Min Lee 2014-10-28
8830888 Method and system for wireless charging using radio wave Young Shik Shin, Dae-Hyun Sim, Beom-Soo Cho, Hyun-Soo Kim, Se-Yeon Kim 2014-09-09
8816589 Light emitting diode driving apparatus Youn Joong Lee, Deuk Hee Park, Sang Hyun Cha, Jae Shin Lee 2014-08-26
8779682 Illumination driving apparatus Joong Ho Choi, Yeun Joong Lee, Deuk Hee Park, Sang Hyun Cha 2014-07-15
8666433 Location positioning method and device using wireless LAN signals Chae Hwan Cho, Suk Yon Kang, Jin Hyo Park, Jong Tae Ihm 2014-03-04
8470836 Dipeptidyl peptidase-IV inhibiting compounds, methods of preparing the same, and pharmaceutical compositions containing the same as active agent Hyeon Joo Yim, Kyoung-Hee Kim, Jaeick Lee, Sung-Hack Lee, Kyu-Woong Lee +3 more 2013-06-25
8400403 Key input method and apparatus for portable apparatus Young Shik Shin, Kwang-Cheol Choi 2013-03-19
8383602 Use of TRIM72 as a target for muscle and heart enhancer Young-Gyu Ko, Jae-Sung Yi 2013-02-26
8222697 CMOS RF IC Yu Sin Kim, Nam Jin Oh, Shinichi Iizuka 2012-07-17
8030991 Frequency tuning and direct current offset canceling circuit for continuous-time analog filter with time divided Sang Hyun Cha 2011-10-04
7954079 Method for compensating performance degradation of RFIC using EM simulation Yu Sin Kim, Chang Soo Yang, Kwang Du Lee, Hak Sun Kim 2011-05-31
7945045 Device and method for generating chaotic signal Yu Sin Kim, No Chul Myung, Jeong Ho Moon, Moo Il Jeong, Chang Soo Yang +2 more 2011-05-17
7879848 Dipeptidyl Peptidase-IV inhibiting compounds, method of preparing the same, and pharmaceutical compositions containing the same as an active agent Jong Sung Koh, Ki Dong Koo, Geun Tae Kim, Kyoung-Hee Kim, Sang Yong Hong +13 more 2011-02-01
7872538 Impulse generation circuit Young Hwan Kim, Seong-soo Lee, Hak Sun Kim, Soo Yong Park, Yu Sin Kim 2011-01-18
7782928 Method and apparatus for self-calibration in a mobile transceiver Hyun-Il Kang, Jae-Kon Lee, Jong-Ae Park, Jae Sup Lee, Tae Wook Kim +1 more 2010-08-24
7728554 Impulse generator for outputting negative and positive impulses Young Hwan Kim, Mi-hyun Son, Soo Yong Park 2010-06-01
7672364 Self-calibration method for use in a mobile transceiver Hyun-II Kang, Jae-Kon Lee, Young Hwan Lee 2010-03-02
7606338 Analog correlator for very high speed data communication Young Hwan Kim, Hak Sun Kim, Kwy-Ro Lee, Seong-soo Lee 2009-10-20
7405600 Current mode logic-CMOS converter Yu Sin Kim, Jeong Ho Moon, Moo Il Jeong, Chang Soo Yang, Sang Gyu Park +1 more 2008-07-29
7209526 Apparatus and method for detecting I/Q channel imbalance in direct conversion digital quadrature transmission system Young Wan Kim, Yu-Shin Kim, Hee-Jin Yoo, Eun-Suk Kwak 2007-04-24