Inventor
FARGO RICHARD
US12 patents
⚠️ This page may combine multiple inventors who share the name “FARGO RICHARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OTIS ELEVATOR CO
11 patentsUS6540060B1Apr 1, 2003
Belt drive assembly for a passenger conveyor
OTIS ELEVATOR CO48 citations92
US6450316B1Sep 17, 2002
Escalator with step flange
OTIS ELEVATOR CO36 citations92
US6685004B2Feb 3, 2004
Escalator drive machine
OTIS ELEVATOR CO21 citations90
US6450317B1Sep 17, 2002
Escalator drive machine
OTIS ELEVATOR CO25 citations90
US6640957B2Nov 4, 2003
Racetrack style passenger conveyor
OTIS ELEVATOR CO24 citations88
US6672013B1Jan 6, 2004
Method of installing elevator rails
OTIS ELEVATOR CO27 citations87
US8047335B2Nov 1, 2011
Shock absorbing hitch
OTIS ELEVATOR CO10 citations83
US7219784B2May 22, 2007
Belt drive assembly for a passenger conveyor
OTIS ELEVATOR CO11 citations83
US7168547B2Jan 30, 2007
Passenger conveyor drive machine
OTIS ELEVATOR CO10 citations82
US7497315B2Mar 3, 2009
Escalator drive system failure detection and brake activation
OTIS ELEVATOR CO10 citations78
US10407273B2Sep 10, 2019
Elevator braking control system
OTIS ELEVATOR CO1 citations62