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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Charles Cabrera — 1 Patent

IBM: 1 patents #44,878 of 70,183Top 65%
Longmont, CO: #1,375 of 2,039 inventorsTop 70%
Colorado: #24,258 of 40,980 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Charles Cabrera has been granted 1 US patent while listed as an inventor at IBM. All of these patents were granted in 1988. Charles Cabrera ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Charles Cabrera in Longmont, CO, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4756687 Roll fuser jam clearance mechanism Reid W. Gunnell, Glenn E. Siemer, Eugene G. Stahlberg 1988-07-12 $23,735,000