Inventor

CHOI CHANG HYUN

KR8 patents

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

SAMSUNG TOTAL PETROCHEMICALS CO LTD

2 patents

US9711772B2Jul 18, 2017

Porous separator with water-based organic/inorganic complex coating, a method for preparing the same, and an electrochemical device using the same

SAMSUNG TOTAL PETROCHEMICALS CO LTD2 citations65

US9428607B2Aug 30, 2016

Polylactic acid-polyalkylene glycol copolymer with fast crystallization rate and composition comprising the same

SAMSUNG TOTAL PETROCHEMICALS CO LTD0 citations45

ESAB SEAH CORP

2 patents

US12325091B2Jun 10, 2025

Stainless steel welding wire for use in LNG tank manufacturing

ESAB SEAH CORP0 citations47

US12269128B2Apr 8, 2025

Stainless steel flux cored wire for manufacturing LNG tank

ESAB SEAH CORP0 citations46

SAMSUNG TOTAL PETROCHEMICALS

1 patent

US9343635B2May 17, 2016

Light conversion light-emitting device with enhanced luminescence efficiency using anisotropic metal nanoparticles

SAMSUNG TOTAL PETROCHEMICALS4 citations71

HANWHA TOTAL PETROCHEMICAL CO LTD

1 patent

US10270073B2Apr 23, 2019

Organic/inorganic composite coating porous separator and secondary battery element using same

HANWHA TOTAL PETROCHEMICAL CO LTD3 citations67

CHOI CHANG HYUN

1 patent

US8875904B2Nov 4, 2014

Circular filtering disc and filter device having the same

CHOI CHANG HYUN3 citations55

SAMSUNG ELECTRONICS CO LTD

1 patent

US9734591B2Aug 15, 2017

Image data processing method and electronic device supporting the same

SAMSUNG ELECTRONICS CO LTD0 citations48