Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert Sandnes — 3 Patents

PIPearson Incorporated: 3 patents #6 of 10Top 60%
Canton, SD: #5 of 19 inventorsTop 30%
South Dakota: #520 of 2,308 inventorsTop 25%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Robert Sandnes has been granted 3 US patents while listed as an inventor at Pearson Incorporated. The first was granted in 2021 and the most recent in November 2023. Robert Sandnes ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Robert Sandnes in Canton, SD, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11826762 Grinding roll improvements Lucas Zebroski, Roy Olson, Alex Pearson, Joshua Tracy 2023-11-28 $2,834,000
11077445 Grinding roll improvements Lucas Zebroski, Roy Olson, Alex Pearson, Joshua Tracy 2021-08-03 $3,700,000
10933424 Grinding roll improvements Lucas Zebroski, Roy Olson, Alex Pearson, Joshua Tracy 2021-03-02 $1,513,000