JF

John Ferrisi

OE Otis Elevator: 1 patents #73 of 232Top 35%
Overall (2018): #366,197 of 503,207Top 75%
1
Patents 2018

Issued Patents 2018

Patent #TitleCo-InventorsDate
10011463 Elevator door friction belt drive including one or more markers YiSug Kwon 2018-07-03