DW

David Wong

CC Chang Chun Petrochemical Co.: 1 patents #8 of 25Top 35%
CC Chang Chun Plastics Co.: 1 patents #4 of 27Top 15%
NU National Tsing Hua University: 1 patents #27 of 145Top 20%
📍 Milpitas, CA: #234 of 611 inventorsTop 40%
🗺 California: #27,826 of 68,989 inventorsTop 45%
Overall (2020): #494,251 of 565,922Top 90%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10570254 Preparation method of polyurethane resin Kan-Nan Chan, Ping-Lin Yang, An-Pang Tu, En-Ko Lee 2020-02-25