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USPTO Patent Rankings Data through Dec 31, 2025
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Ivan E. Wilkerson — 1 Patent

LILimitorque: 1 patents #8 of 16Top 50%
Lynchburg, VA: #317 of 554 inventorsTop 60%
Virginia: #18,949 of 34,511 inventorsTop 55%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Ivan E. Wilkerson has been granted 1 US patent while listed as an inventor at Limitorque. All of these patents were granted in 1990. Ivan E. Wilkerson ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Ivan E. Wilkerson in Lynchburg, VA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4940011 Valve actuator two rotor three position indicator Robert Auxier 1990-07-10