PD

Philippe Ducas

OE Otis Elevator: 2 patents #650 of 1,840Top 40%
Overall (All Time): #2,003,344 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9302886 Elevator door coupler assembly Jean-Pierre Tantis, Amine Badaoui, Franky Mias 2016-04-05
7721851 Bottom guiding device for elevator car and landing doors Victor Carvalho 2010-05-25