RD

Randall S. Dube

OE Otis Elevator: 2 patents #8 of 132Top 7%
Overall (2016): #106,909 of 481,213Top 25%
2
Patents 2016

Issued Patents 2016

Patent #TitleCo-InventorsDate
9517918 Car mounted overspeed governor actuation device Jeffrey Sepelak, Justin Billard 2016-12-13
9359173 Elevator governor having two tripping mechanisms on separate sheaves 2016-06-07