Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Mark Olthuis — 2 Patents in 2020

OEOtis Elevator: 2 patents #52 of 278Top 20%
Avon, CT: #17 of 73 inventorsTop 25%
Connecticut: #946 of 4,387 inventorsTop 25%
Overall (2020): #143,802 of 565,922Top 30%
2 Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10691779 Service tool credential management David Ginsberg, Fred G. Williams, Jody Phouthavong 2020-06-23
10669122 Service tool location-based function availability David Ginsberg, Fred G. Williams, Jody Phouthavong 2020-06-02