WS

Wilfred Shum

AT Arco Chemical Technology: 1 patents #171 of 285Top 60%
📍 West Chester, PA: #823 of 1,305 inventorsTop 65%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,864,203 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5166372 Epoxidation process Guy L. Crocco, John G. Zajacek, Haven S. Kesling, Jr. 1992-11-24