Inventor

AHN CHO HEE

KR3 patents

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

HANWHA CHEMICAL CORP

2 patents

US11919999B2Mar 5, 2024

Method for preparing polyetherketoneketone and polyetherketoneketone prepared thereby

HANWHA CHEMICAL CORP1 citations60

US10654796B2May 19, 2020

Method for preparing aliphatic isocyanate

HANWHA CHEMICAL CORP0 citations44

HANWHA SOLUTIONS CORP

1 patent

US10975021B2Apr 13, 2021

Method for preparing aliphatic isocyanate

HANWHA SOLUTIONS CORP1 citations59