DW

Donald E. Wiegand

CO Conwed: 1 patents #8 of 26Top 35%
Overall (All Time): #4,104,439 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4183984 Oil sorbent material made by opening cells of a closed cell foam Scott D. Browers 1980-01-15