TK

Tzu-Heng KO

EI Everlight Chemical Industrial: 3 patents #3 of 47Top 7%
Overall (All Time): #1,479,695 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10005958 Polyurethane-based UV absorber Mei-Ting Lu, Huei-Jen Yang, Yuan-Pin PAN, Der-Gun Chou, Bao-Kun Lai 2018-06-26
9683202 Softener composition Mei-Ting Lu, Yuan-Pin PAN, Der-Gun Chou, Shu-Chu Chou 2017-06-20
8512421 Polyurethane derivatives, composition thereof and dye additives comprising the polyurethane derivatives Hsin-Ying Lu, Sheue-Rong Lee, Hsiang-Lin Chiang, Der-Gun Chou 2013-08-20