JH

James L. Hubbard

OE Otis Elevator: 3 patents #45 of 260Top 20%
Overall (2019): #86,613 of 560,194Top 20%
3
Patents 2019

Issued Patents 2019

Patent #TitleCo-InventorsDate
10442659 Electromagnetic brake system for elevator application Amir Lotfi, Bruce P. Swaybill 2019-10-15
10273119 Elevator load weighing system Ismail Agirman, Takashi Onodera 2019-04-30
10214382 Disk damping device Wei Wei 2019-02-26