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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert Kendall — 1 Patent

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Seabrook, MD: #10 of 18 inventorsTop 60%
Maryland: #19,590 of 35,612 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Robert Kendall has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 1982. Robert Kendall ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Robert Kendall in Seabrook, MD, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4350052 Apparatus and method for tapping and extracting oil samples from an underground high pressure pipe-type transmission cable system 1982-09-21