JP

Joseph L. Della Porta

OE Otis Elevator: 1 patents #50 of 167Top 30%
Overall (2017): #371,101 of 506,227Top 75%
1
Patents 2017

Issued Patents 2017

Patent #TitleCo-InventorsDate
9708157 Controlling speed of an elevator using a speed reducing switch and governor Barry G. Blackaby 2017-07-18