WC

Wu-Cheng Cheng

WC W.R. Grace & Co.-Conn.: 25 patents #6 of 1,045Top 1%
W& W. R. Grace &: 2 patents #100 of 433Top 25%
EX ExxonMobil: 1 patents #5,661 of 10,161Top 60%
📍 Ellicott City, MD: #23 of 1,185 inventorsTop 2%
🗺 Maryland: #669 of 35,612 inventorsTop 2%
Overall (All Time): #138,155 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #TitleCo-InventorsDate
4724226 Boria-promoted HP catalyst Carmo J. Pereira 1988-02-09
4705767 Sulfactants in acid-peptized catalyst compositions Richard G. Donnelly 1987-11-10
4236382 Separation of an aqueous solution by the improved vacuum freezing high pressure ice melting process Chen-Yen Cheng, Sing-Wang Cheng 1980-12-02