Inventor

PARK KYUNG-HWA

KR12 patents

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

ORDA KOREA CO LTD

4 patents

US8016636B2Sep 13, 2011

Joining apparatus with rotatable magnet therein and built-up type toy with the same

ORDA KOREA CO LTD57 citations95

US7320633B2Jan 22, 2008

Joining apparatus with rotatable magnet therein and built-up type toy with the same

ORDA KOREA CO LTD37 citations94

US7758398B2Jul 20, 2010

Joining apparatus with rotatable magnet therein and built-up type toy with the same

ORDA KOREA CO LTD15 citations90

US8016635B2Sep 13, 2011

Joining apparatus with rotatable magnet therein and built-up type toy with the same

ORDA KOREA CO LTD9 citations82

SFC CO LTD

3 patents

US10473666B2Nov 12, 2019

Dye compounds

SFC CO LTD2 citations69

US12459962B2Nov 4, 2025

Polycyclic compound and organic light emitting device using the same

SFC CO LTD0 citations46

US10651397B2May 12, 2020

Organic light emitting compound and organic light emitting device comprising the same

SFC CO LTD0 citations35

PARK KYUNG-HWA

1 patent

US8100735B2Jan 24, 2012

Joining apparatus with rotatable magnet therein and built-up type toy with the same

PARK KYUNG-HWA46 citations94

HODOGAYA CHEMICAL CO LTD

1 patent

US11925108B2Mar 5, 2024

Compound having triarylamine structure and organic electroluminescence device

HODOGAYA CHEMICAL CO LTD1 citations60

LEE JUNG WOO

1 patent

US8127830B2Mar 6, 2012

Air conditioner

LEE JUNG WOO0 citations51

SAMSUNG DISPLAY CO LTD

1 patent

US10749118B2Aug 18, 2020

Heterocyclic compound and organic light-emitting device including the same

SAMSUNG DISPLAY CO LTD0 citations38

CHUNG MOON KEE

1 patent

US9402528B2Aug 2, 2016

Dish washer having a heat exchange passage

CHUNG MOON KEE0 citations31