EB

Etienne Billant

OE Otis Elevator: 1 patents #88 of 253Top 35%
Overall (2021): #461,060 of 548,734Top 85%
1
Patents 2021

Issued Patents 2021

Patent #TitleCo-InventorsDate
11198594 Elevator car apron Frederic Beauchaud, Guillaume Trouvain 2021-12-14