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

David Charles Sheldon

ATAgilent Technologies: 1 patents #1,723 of 3,411Top 55%
Colorado Springs, CO: #1,705 of 2,971 inventorsTop 60%
Colorado: #24,093 of 40,980 inventorsTop 60%
Overall (All Time): #3,346,878 of 4,157,543Top 85%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7324502 System and method for mapping a PSTN trunk to a packet network endpoint David McDonald, Douglas John Carson 2008-01-29