Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Thomas Joseph Pfeifer — 1 Patent in 2021

GRGrindmaster: 1 patents #1 of 2Top 50%
Louisville, KY: #116 of 367 inventorsTop 35%
Kentucky: #351 of 1,120 inventorsTop 35%
Overall (2021): #234,231 of 548,734Top 45%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11206942 Virtual sight glass for a portable beverage dispensing container John Thomas Quesenberry, Jr. 2021-12-28