WM

William A. Mannion

EN Engelhard: 1 patents #271 of 518Top 55%
Overall (All Time): #4,024,598 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4552733 Polyfunctional catalysts and method of use Charles E. Thompson, John J. Mooney, Carl D. Keith 1985-11-12