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USPTO Patent Rankings Data through Sept 30, 2025
DC

Donald M. Conn — 1 Patent

Weems, VA: #1 of 2 inventorsTop 50%
Virginia: #18,729 of 34,511 inventorsTop 55%
Overall (All Time): #4,026,072 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4558299 Turn-on-red traffic signal 1985-12-10