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USPTO Patent Rankings Data through Dec 31, 2025
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Robert D. Brinkman — 1 Patent

UNUnknown: 2 patents #12,644 of 83,584Top 20%
Chanute, KS: #20 of 30 inventorsTop 70%
Kansas: #6,371 of 12,005 inventorsTop 55%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Robert D. Brinkman has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 1989. Robert D. Brinkman ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Robert D. Brinkman in Chanute, KS, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4879590 Color bar and audio signal generator Walter K. Guillot 1989-11-07