Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert M. Larson — 3 Patents

KEKelch: 3 patents #2 of 14Top 15%
Mequon, WI: #173 of 452 inventorsTop 40%
Wisconsin: #13,370 of 40,088 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Robert M. Larson has been granted 3 US patents while listed as an inventor at Kelch. All of these patents were granted in 1990. Robert M. Larson ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Robert M. Larson in Mequon, WI, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4978027 Fuel tank with vent system 1990-12-18
4970896 Float activated gauge James E. Blomquist 1990-11-20
4922954 Bi-directional pressure relief vent for a fuel tank James E. Blomquist 1990-05-08