Inventor
HAN CHANG-WOOK
KR55 patents
⚠️ This page may combine multiple inventors who share the name “HAN CHANG-WOOK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LG DISPLAY CO LTD
36 patentsUS8796676B2Aug 5, 2014
Tandem white organic light emitting device
LG DISPLAY CO LTD17 citations84
US8766292B2Jul 1, 2014
Organic light emitting display device and method of manufacturing the same
LG DISPLAY CO LTD6 citations84
US9431614B2Aug 30, 2016
Organic light emitting device
LG DISPLAY CO LTD8 citations82
US7851787B2Dec 14, 2010
Organic thin film transistor with tunneling barrier layer and method of manufacturing the same
LG DISPLAY CO LTD6 citations74
US7514326B2Apr 7, 2009
Organic thin film transistor, display device using the same and method of fabricating the same
LG DISPLAY CO LTD7 citations74
US9972805B2May 15, 2018
Organic light emitting display panel and method of manufacturing the same
LG DISPLAY CO LTD2 citations73
US8946722B2Feb 3, 2015
Organic light emitting display device and method of manufacturing the same
LG DISPLAY CO LTD6 citations73
US8847216B2Sep 30, 2014
Organic light emitting display device
LG DISPLAY CO LTD4 citations73
US10157966B2Dec 18, 2018
Organic light emitting display device
LG DISPLAY CO LTD2 citations72
US9960379B2May 1, 2018
White organic light emitting device
LG DISPLAY CO LTD2 citations72
US9825245B2Nov 21, 2017
Organic light emitting diode and organic light emitting display device using the same
LG DISPLAY CO LTD4 citations72
US9711747B2Jul 18, 2017
White organic light emitting device
LG DISPLAY CO LTD2 citations72
US9444066B2Sep 13, 2016
Organic electroluminescent device and organic electroluminescent display device
LG DISPLAY CO LTD3 citations72
US9431626B2Aug 30, 2016
Organic light emitting display device
LG DISPLAY CO LTD3 citations72
US8912534B2Dec 16, 2014
Tandem white organic light emitting device
LG DISPLAY CO LTD3 citations63
US7928651B2Apr 19, 2011
Top emission type organic electro luminescence device and fabrication method thereof
LG DISPLAY CO LTD4 citations63
US7768060B2Aug 3, 2010
Organic electroluminescent display device and method of fabricating the same
LG DISPLAY CO LTD3 citations63
US7626194B2Dec 1, 2009
Active matrix type organic electro luminescence display device including a low refractive thin film and method of fabricating the same
LG DISPLAY CO LTD4 citations63
US7456580B2Nov 25, 2008
Light emitting device
LG DISPLAY CO LTD5 citations63
USRE50440EMay 20, 2025
Organic light emitting display device
LG DISPLAY CO LTD0 citations62
US11223026B2Jan 11, 2022
Organic light emitting display panel and method of manufacturing the same
LG DISPLAY CO LTD0 citations62
US11005061B2May 11, 2021
Organic light emitting display device
LG DISPLAY CO LTD0 citations62
US10985338B2Apr 20, 2021
Organic light emitting display device
LG DISPLAY CO LTD0 citations62
US10818862B2Oct 27, 2020
Organic light emitting display device
LG DISPLAY CO LTD0 citations52
US10586939B2Mar 10, 2020
Organic light emitting display device
LG DISPLAY CO LTD0 citations52
USRE47544EJul 30, 2019
Organic light emitting display device and method of manufacturing the same
LG DISPLAY CO LTD0 citations52
US10355231B2Jul 16, 2019
Organic light emitting display device
LG DISPLAY CO LTD0 citations52
US10177330B2Jan 8, 2019
Organic light emitting display device with two emission portions
LG DISPLAY CO LTD0 citations52
US9496511B2Nov 15, 2016
Organic semiconductor thin film transistor and method of fabricating the same
LG DISPLAY CO LTD0 citations52
US9224965B2Dec 29, 2015
Organic thin film transistor and method for manufacturing the same
LG DISPLAY CO LTD1 citations52
US9178169B2Nov 3, 2015
Organic semiconductor thin film transistor and method of fabricating the same
LG DISPLAY CO LTD0 citations52
US7612409B2Nov 3, 2009
Organic thin film transistor comprising device insulation film and method of manufacturing the same
LG DISPLAY CO LTD1 citations52
US10516128B2Dec 24, 2019
White organic light emitting device
LG DISPLAY CO LTD0 citations51
US10096791B2Oct 9, 2018
Organic light emitting diode and organic light emitting display device using the same
LG DISPLAY CO LTD1 citations51
US10038157B2Jul 31, 2018
White organic light emitting device
LG DISPLAY CO LTD0 citations51
US9806276B2Oct 31, 2017
Organic light emitting display apparatus
LG DISPLAY CO LTD1 citations51
LG PHILIPS LCD CO LTD
7 patentsUS6509939B1Jan 21, 2003
Hybrid switching mode liquid crystal display device and method of manufacturing thereof
LG PHILIPS LCD CO LTD32 citations93
US7221337B1May 22, 2007
Electro-luminescence display and drving method thereof
LG PHILIPS LCD CO LTD36 citations92
US7332382B2Feb 19, 2008
Thin film transistor and manufacturing method thereof
LG PHILIPS LCD CO LTD13 citations84
US6781321B2Aug 24, 2004
Organic electroluminescent display having power line parallel to gate line and fabricating method thereof
LG PHILIPS LCD CO LTD16 citations84
US7365367B2Apr 29, 2008
Organic electroluminescent device having sloped banks and coating fabrication technique
LG PHILIPS LCD CO LTD14 citations82
US6833881B2Dec 21, 2004
Liquid crystal display device and method of manufacturing thereof
LG PHILIPS LCD CO LTD5 citations74
US7145627B2Dec 5, 2006
Liquid crystal display device and method of manufacturing thereof
LG PHILIPS LCD CO LTD3 citations63
LG ELECTRONICS
1 patentHAN CHANG WOOK
1 patentLG ELECTRONICS INC
1 patentKIM MYUNG-SEOP
1 patentKIM HWA-KYUNG
1 patentKIM SHIN-HAN
1 patentCHUNG IN-JAE
1 patentShowing the top 50 of 55 patents by PatentIndex Score.