Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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William W. Preheim — 5 Patents

AGAgco: 5 patents #59 of 399Top 15%
Sedgwick, KS: #3 of 23 inventorsTop 15%
Kansas: #2,060 of 12,005 inventorsTop 20%
Overall (All Time): #1,008,862 of 4,157,543Top 25%
5 Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8726820 Twin row planter Nyle C. Wollenhaupt, Edward L. Swenson, Monte J. Rans 2014-05-20
8371239 Dual product dispensing disk for metering device Monte J. Rans, Nyle C. Wollenhaupt, Edward L. Swenson 2013-02-12
8371240 Twin row planter Nyle C. Wollenhaupt, Edward L. Swenson, Monte J. Rans 2013-02-12
8336469 Fertilizer transfer chamber for metering device Nyle C. Wollenhaupt, Monte J. Rans 2012-12-25
6477824 Round baler having incoming crop deflectors 2002-11-12