YC

Ying-Hsi Chang

IT ITRI: 3 patents #2,499 of 9,619Top 30%
Overall (All Time): #1,501,109 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9228133 Method for refining oil Chiung-Fang Liu, Ching-I Juch, Chih-Hao Chen, Chih-Ching Chen, Ju-Shiou Chen +2 more 2016-01-05
9127402 Method for liquefying biomass Ruey-Fu Shih, Hom-Ti Lee, Hou-Peng Wan, Jia-Yuan Chen 2015-09-08
8648218 Method for preparing phenolic compounds Chiung-Fang Liu, Chih-Ching Chen, Chih-Hao Chen, Pei Yu, Hou-Peng Wan +1 more 2014-02-11