Inventor
LIANG CHIH CHIEH
TW16 patents
⚠️ This page may combine multiple inventors who share the name “LIANG CHIH CHIEH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CHANG CHUN PETROCHEMICAL CO LTD
14 patentsUS11021599B1Jun 1, 2021
Ethylene-vinyl alcohol copolymer resin composition, film, and multi-layer structure comprising the same, as well as methods thereof
CHANG CHUN PETROCHEMICAL CO LTD12 citations83
US10961378B1Mar 30, 2021
Ethylene-vinyl alcohol resin, film, and multi-layer structure comprising the same, and method for forming the ethylene-vinyl alcohol resin
CHANG CHUN PETROCHEMICAL CO LTD10 citations83
US11124642B1Sep 21, 2021
Ethylene-vinyl alcohol copolymer composition with improved oxygen barrier properties
CHANG CHUN PETROCHEMICAL CO LTD8 citations82
US11746170B2Sep 5, 2023
Ethylene-vinyl alcohol copolymer resin composition, ethylene-vinyl alcohol copolymer film formed therefrom, and multilayer structure containing the same
CHANG CHUN PETROCHEMICAL CO LTD6 citations74
US10975181B1Apr 13, 2021
Ethylene-vinyl alcohol copolymer and producing method thereof
CHANG CHUN PETROCHEMICAL CO LTD2 citations70
US12305033B2May 20, 2025
Ethylene-vinyl alcohol copolymer resin particle composition, ethylene-vinyl alcohol copolymer film formed therefrom, and multilayer structure
CHANG CHUN PETROCHEMICAL CO LTD0 citations62
US12286527B2Apr 29, 2025
Ethylene-vinyl alcohol copolymer resin particle composition, ethylene-vinyl alcohol copolymer film formed therefrom, and multilayer structure
CHANG CHUN PETROCHEMICAL CO LTD0 citations62
US12252608B2Mar 18, 2025
Ethylene-vinyl alcohol copolymer resin particle composition, ethylene-vinyl alcohol copolymer film formed therefrom, and multilayer structure
CHANG CHUN PETROCHEMICAL CO LTD0 citations62
US11685824B2Jun 27, 2023
Ethylene-vinyl alcohol copolymer resin composition, ethylene-vinyl alcohol copolymer film formed therefrom, and multilayer structure containing the same
CHANG CHUN PETROCHEMICAL CO LTD0 citations62
US11655317B2May 23, 2023
Ethylene-vinyl alcohol copolymer resin composition, ethylene-vinyl alcohol copolymer film formed therefrom, and multilayer structure containing the same
CHANG CHUN PETROCHEMICAL CO LTD0 citations62
US11643575B2May 9, 2023
Ethylene-vinyl alcohol copolymer resin composition, ethylene-vinyl alcohol copolymer film formed therefrom, and multilayer structure containing the same
CHANG CHUN PETROCHEMICAL CO LTD0 citations62
US11427663B1Aug 30, 2022
Ethylene-vinyl alcohol copolymer resin composition and multi-layer structure comprising thereof
CHANG CHUN PETROCHEMICAL CO LTD0 citations62
US12479987B2Nov 25, 2025
Ethylene vinyl ester based copolymer saponified pellets and film containing the same
CHANG CHUN PETROCHEMICAL CO LTD0 citations50
US10717796B2Jul 21, 2020
Ethylene vinyl alcohol copolymer pellet, method for extrusion of the pellet and extrusion molded film produced thereby
CHANG CHUN PETROCHEMICAL CO LTD0 citations46