Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
CT

Christophe Taudou

OEOtis Elevator: 4 patents #397 of 1,840Top 25%
Amilly, FR: #32 of 160 inventorsTop 20%
Overall (All Time): #1,151,794 of 4,157,543Top 30%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10968075 Elevator car location zones in hoistway Nicolas Fonteneau, Clement Schach, Raphael Picard, Thierry Chopineau, Patrice Degardin +1 more 2021-04-06
10914097 Landing door lock failsafe protection device Nicolas Fonteneau, Clement Schach, Raphael Picard, Thierry Chopineau, Patrice Degardin +1 more 2021-02-09
10703608 Deterrent device inhibition key Nicolas Fonteneau, Clement Schach, Thierry Chopineau, Raphael Picard, Patrice Degardin +1 more 2020-07-07
5314043 Elevator air cord tightening device Jean-Michel A. Evezard 1994-05-24