DW

David J. Whittingham

DI Dresser Industries: 1 patents #301 of 787Top 40%
📍 Dallas, TX: #3,077 of 7,543 inventorsTop 45%
🗺 Texas: #52,441 of 125,132 inventorsTop 45%
Overall (All Time): #2,334,759 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4720210 Apparatus for generating waves William F. Stonor, Neil F. Taylor, Alan R. Hough 1988-01-19
4371086 Support structures of excavating machines Edwin W. Sankey 1983-02-01