Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Karl Egbert — 2 Patents

Arvada, CO: #450 of 1,140 inventorsTop 40%
Colorado: #17,029 of 40,980 inventorsTop 45%
Overall (All Time): #2,230,155 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6282915 Evaporative cooler 2001-09-04
4758385 Plate for evaporative heat exchanger and evaporative heat exchanger Robert Acker 1988-07-19