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

UNUnknown: 1 patents #29,356 of 83,584Top 40%
West Greenwich, RI: #96 of 162 inventorsTop 60%
Rhode Island: #3,465 of 6,211 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Robert Mulligan has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 1995. Robert Mulligan ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Robert Mulligan in West Greenwich, RI, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5412933 Automatic link forming apparatus Joel D. Mallett 1995-05-09