Inventor
LEE SUNG KEUN
KR43 patents
⚠️ This page may combine multiple inventors who share the name “LEE SUNG KEUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LG DISPLAY CO LTD
11 patentsUS7407317B2Aug 5, 2008
Prism sheet and backlight unit using the same
LG DISPLAY CO LTD14 citations83
US7665877B2Feb 23, 2010
Prism sheet, backlight unit using the same, and method for fabricating the prism sheet
LG DISPLAY CO LTD7 citations74
US7484874B2Feb 3, 2009
Optical sheet and backlight unit having the same
LG DISPLAY CO LTD13 citations74
US7473009B2Jan 6, 2009
Direct type back light unit for liquid crystal display device
LG DISPLAY CO LTD4 citations74
US7802894B2Sep 28, 2010
Direct type back light unit for liquid crystal display device
LG DISPLAY CO LTD1 citations63
US7566158B2Jul 28, 2009
Display device and backlight unit for the same
LG DISPLAY CO LTD6 citations61
US7628526B2Dec 8, 2009
Back light unit
LG DISPLAY CO LTD3 citations59
US8052294B2Nov 8, 2011
Direct type back light unit for liquid crystal display device
LG DISPLAY CO LTD0 citations52
US7922368B2Apr 12, 2011
Light module and flat light unit in a liquid crystal display device
LG DISPLAY CO LTD1 citations51
US7905647B2Mar 15, 2011
Prism sheet, back light unit using the same and liquid crystal display device having the back light unit
LG DISPLAY CO LTD1 citations50
US7465072B2Dec 16, 2008
Backlight unit and liquid crystal display device using the same
LG DISPLAY CO LTD0 citations46
HYUNDAI MOTOR CO LTD
10 patentsUS9653743B2May 16, 2017
Method and apparatus for detecting defects of fuel cell membrane-electrode assembly
HYUNDAI MOTOR CO LTD5 citations72
US10270111B2Apr 23, 2019
Method for accelerating activation of fuel cell stack
HYUNDAI MOTOR CO LTD4 citations71
US9299998B2Mar 29, 2016
Fuel cell management method
HYUNDAI MOTOR CO LTD5 citations71
US9170216B2Oct 27, 2015
Pinhole detection system of fuel cell
HYUNDAI MOTOR CO LTD6 citations69
US9522585B2Dec 20, 2016
Polymer composite strut insulator and suspension system for vehicle applying the same
HYUNDAI MOTOR CO LTD3 citations67
US8765326B2Jul 1, 2014
Joining device for fuel cell stack and fuel cell stack provided with the same
HYUNDAI MOTOR CO LTD1 citations51
US10090546B2Oct 2, 2018
Method for activating fuel cell stack without using electric load
HYUNDAI MOTOR CO LTD0 citations50
US10056633B2Aug 21, 2018
Performance recovery method for fuel cell stack
HYUNDAI MOTOR CO LTD0 citations50
US10312534B2Jun 4, 2019
System and method for recovering performance of fuel cell
HYUNDAI MOTOR CO LTD0 citations39
US9831512B2Nov 28, 2017
Method for activating stack of fuel cell
HYUNDAI MOTOR CO LTD0 citations39
JE WOO CORP LTD
4 patentsUSD569030SMay 13, 2008
Emergency light
JE WOO CORP LTD25 citations92
USD495750SSep 7, 2004
Exit sign and rotatable emergency lamp
JE WOO CORP LTD16 citations92
USD500814SJan 11, 2005
Exit sign and rotatable emergency lamp
JE WOO CORP LTD12 citations83
US11802671B2Oct 31, 2023
Emergency lamp
JE WOO CORP LTD0 citations51