GC

Guei-Jia Chang

📍 New Taipei, TW: #4,797 of 10,472 inventorsTop 50%
Overall (All Time): #2,010,992 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9399242 Polyurethane prepolymer prepared by functional polyurethane prepolymer and application thereof Jing-Zhong Hwuang, Jhong-Jheng Lin, Cheng-Wei Tsai, Shih-Chieh Wang, Po-Cheng Chen +2 more 2016-07-26
8815970 Method of preparing polyurethane Jing-Zhong Hwang, Jhong-Jheng Lin, Cheng-Wei Tsai, Shih-Chieh Wang, Po-Cheng Chen +1 more 2014-08-26