Inventor

KWON HYUCK JOO

KR10 patents

⚠️ This page may combine multiple inventors who share the name “KWON HYUCK JOO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GRACEL DISPLAY INC

2 patents

US7906228B2Mar 15, 2011

Compounds for electronic material and organic electronic device using the same

GRACEL DISPLAY INC7 citations70

US7888863B2Feb 15, 2011

Organic electroluminescent compounds and organic electroluminescent device using the same

GRACEL DISPLAY INC4 citations58

MOTOROLA MOBILITY LLC

2 patents

US11445310B2Sep 13, 2022

Electronic device that limits electromagnetic emissions from multiple batteries

MOTOROLA MOBILITY LLC0 citations59

US11032655B1Jun 8, 2021

Electronic device that limits electromagnetic emissions from multiple batteries

MOTOROLA MOBILITY LLC0 citations59

SKC HAAS DISPLAY FILMS CO LTD

1 patent

US7723520B2May 25, 2010

Red electroluminescent compounds and organic electroluminescent device using the same

SKC HAAS DISPLAY FILMS CO LTD4 citations61

EUM SUNG JIN

1 patent

US8153279B2Apr 10, 2012

Organic electroluminescent compounds and organic electroluminescent device using the same

EUM SUNG JIN3 citations55

KIM SUNG MIN

1 patent

US8143781B2Mar 27, 2012

Organic electroluminescent compounds with high efficiency and display device using the same

KIM SUNG MIN0 citations50

ROHM & HAAS ELECT MAT

1 patent

US9287512B2Mar 15, 2016

Organic electroluminescent compounds, layers and organic electroluminescent device using the same

ROHM & HAAS ELECT MAT1 citations49

SILICONARTS TECH US INC

1 patent

US12374019B2Jul 29, 2025

Multichip ray tracing device and method

SILICONARTS TECH US INC0 citations41

KIM HEE-SOOK

1 patent

US9136484B2Sep 15, 2015

Compounds for organic electronic material and organic electroluminescent device using the same

KIM HEE-SOOK1 citations40