Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Mark Olthuis — 5 Patents

OEOtis Elevator: 5 patents #308 of 1,840Top 20%
Avon, CT: #120 of 385 inventorsTop 35%
Connecticut: #8,579 of 34,797 inventorsTop 25%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Mark Olthuis has been granted 5 US patents while listed as an inventor at Otis Elevator. The first was granted in 2019 and the most recent in March 2021. Mark Olthuis ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Mark Olthuis in Avon, CT, US.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10939477 Service tool wireless access management David Ginsberg, Fred G. Williams, Sandeep Sudi 2021-03-02
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
10294074 Elevator recovery car Xiaodong Luo, Zbigniew Piech, Randall Keith Roberts, Tadeusz Pawel Witczak 2019-05-21
10244374 Service tool proximity detection David Ginsberg, Fred G. Williams, Jody Phouthavong 2019-03-26