WC

William H. Constantine

DI Dresser Industries: 2 patents #157 of 787Top 20%
📍 Chesapeake, VA: #75 of 343 inventorsTop 25%
🗺 Virginia: #12,642 of 34,511 inventorsTop 40%
Overall (All Time): #2,295,884 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5365985 Vapor guard for vapor recovery system John A. Todd 1994-11-22
5332008 Gasoline dispenser with enhanced vapor recovery system John A. Todd 1994-07-26