Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Carl D. Blake — 1 Patent

BOBOE: 1 patents #7,871 of 12,373Top 65%
Tucson, AZ: #3,413 of 6,004 inventorsTop 60%
Arizona: #18,529 of 32,909 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Carl D. Blake has been granted 1 US patent while listed as an inventor at BOE. All of these patents were granted in 1995. Carl D. Blake ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Carl D. Blake in Tucson, AZ, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5468921 Extended communication cable for a light pen or the like Karl E. Harrar 1995-11-21