Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
WM

William C. McGeehon

Cupertino, CA: #5,025 of 6,989 inventorsTop 75%
California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #3,905,975 of 4,157,543Top 95%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4936953 Cold trap vapor control device John A. Abbott, Allan Maass 1990-06-26