Inventor
LEE CHANG JUN
KR28 patents
⚠️ This page may combine multiple inventors who share the name “LEE CHANG JUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DOOSAN CORP
9 patentsUS9960363B2May 1, 2018
Organic electroluminescent element
DOOSAN CORP17 citations92
US10573822B2Feb 25, 2020
Organic electroluminescent device
DOOSAN CORP3 citations72
US10038146B2Jul 31, 2018
Organic light-emitting compound and organic electroluminescent device using same
DOOSAN CORP3 citations69
US10008675B2Jun 26, 2018
Organic compound and organic electroluminescent element comprising same
DOOSAN CORP3 citations67
US10297759B2May 21, 2019
Compound and organic electroluminescent device comprising same
DOOSAN CORP1 citations59
US9837618B2Dec 5, 2017
Compound and organic electroluminescence device including thesame
DOOSAN CORP2 citations59
US9761813B2Sep 12, 2017
Organic light-emitting compound and organic electroluminescent device using same
DOOSAN CORP2 citations59
US10236451B2Mar 19, 2019
Compound and organic electroluminescent device comprising the same
DOOSAN CORP0 citations38
US9905777B2Feb 27, 2018
Compound and organic electroluminescence device comprising same
DOOSAN CORP0 citations38
HYUNDAI MOTOR CO LTD
4 patentsUS9118044B2Aug 25, 2015
Method for manufacturing manifold for fuel cell
HYUNDAI MOTOR CO LTD0 citations52
US11014201B2May 25, 2021
Laser welding apparatus
HYUNDAI MOTOR CO LTD0 citations51
US9871261B2Jan 16, 2018
Fuel cell stack enclosure
HYUNDAI MOTOR CO LTD0 citations51
US9698438B2Jul 4, 2017
Ventilation apparatus and control method thereof
HYUNDAI MOTOR CO LTD0 citations51
SAMSUNG ELECTRONICS CO LTD
3 patentsUS10707912B2Jul 7, 2020
Mobile electronic apparatus, accessory device therefor, and electronic apparatus including the accessory device
SAMSUNG ELECTRONICS CO LTD6 citations73
US5194937AMar 16, 1993
Television signal converting apparatus and method
SAMSUNG ELECTRONICS CO LTD12 citations70
US5227867AJul 13, 1993
Apparatus for line-alternating interpolation of chroma signals
SAMSUNG ELECTRONICS CO LTD0 citations41
UNIV CHOSUN IACF
3 patentsUS11848626B2Dec 19, 2023
Body attachable triboelectric generating device and manufacturing method thereof
UNIV CHOSUN IACF2 citations72
US10868478B2Dec 15, 2020
Wearable energy generating apparatus
UNIV CHOSUN IACF0 citations48
US10680536B2Jun 9, 2020
Fibrous energy harvesting device having corrugated structure and wearable item including the same
UNIV CHOSUN IACF0 citations48
SOLUS ADVANCED MATERIALS CO LTD
3 patentsUS12441935B2Oct 14, 2025
Organic electroluminescent device
SOLUS ADVANCED MATERIALS CO LTD0 citations61
US11588109B2Feb 21, 2023
Organic electroluminescent device
SOLUS ADVANCED MATERIALS CO LTD0 citations61
US11456422B2Sep 27, 2022
Compound and organic electroluminescent device comprising same
SOLUS ADVANCED MATERIALS CO LTD0 citations59