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USPTO Patent Rankings Data through Dec 31, 2025
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Robert A. Coffelt — 1 Patent

AGAgri-Tech: 1 patents #5 of 11Top 50%
Edinburg, VA: #1 of 8 inventorsTop 15%
Virginia: #18,949 of 34,511 inventorsTop 55%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Robert A. Coffelt has been granted 1 US patent while listed as an inventor at Agri-Tech. All of these patents were granted in 1992. Robert A. Coffelt ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Robert A. Coffelt in Edinburg, VA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5121635 Fruit sizer Tracy J. Kahl, John A. Low 1992-06-16