WL

Weng Shing Lin

CC Chang Chun Petrochemical Co.: 2 patents #24 of 102Top 25%
Overall (All Time): #1,913,497 of 4,157,543Top 50%
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Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10717796 Ethylene vinyl alcohol copolymer pellet, method for extrusion of the pellet and extrusion molded film produced thereby Huan Chang, Chih Chieh Liang, Chia-Hao Hsu 2020-07-21
7186775 Method for improved the handling heat-resistance of the ethylene-vinyl alcohol copolymer Jing Tsai, Li Lin, Huan Chang, Kuang Fan 2007-03-06