RD

Randall S. Dube

OE Otis Elevator: 2 patents #39 of 232Top 20%
Overall (2018): #111,114 of 503,207Top 25%
2
Patents 2018

Issued Patents 2018

Patent #TitleCo-InventorsDate
10112802 Elevator service person collision protection system 2018-10-30
9981826 Braking device for braking a hoisted object relative to a guide member Justin Billard, Daryl J. Marvin 2018-05-29