Inventor
CHO NAM-HYUN
KR7 patents
⚠️ This page may combine multiple inventors who share the name “CHO NAM-HYUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KOREA KUMHO PETROCHEMICAL CO LTD
6 patentsUS12540114B2Feb 3, 2026
System of preparing a phthalonitrile-based compound and method of preparing phthalonitrile-based compound using the same
KOREA KUMHO PETROCHEMICAL CO LTD0 citations59
US12415778B2Sep 16, 2025
Method for preparing phthalonitrile-based compound
KOREA KUMHO PETROCHEMICAL CO LTD0 citations59
US11834395B2Dec 5, 2023
Method for preparing hydrogenated bisphenol A
KOREA KUMHO PETROCHEMICAL CO LTD0 citations59
US12516031B2Jan 6, 2026
Epoxy reactive diluent and manufacturing method therefor
KOREA KUMHO PETROCHEMICAL CO LTD0 citations58
US11434215B2Sep 6, 2022
Epoxy reactive diluent and manufacturing method therefor
KOREA KUMHO PETROCHEMICAL CO LTD0 citations58
US11242442B2Feb 8, 2022
Additive composition and method of preparing the same
KOREA KUMHO PETROCHEMICAL CO LTD1 citations57