Inventor
SANSEVERO FRANK M
US19 patents
⚠️ This page may combine multiple inventors who share the name “SANSEVERO FRANK M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OTIS ELEVATOR CO
15 patentsUS6223861B1May 1, 2001
Elevator hoistway access safety
OTIS ELEVATOR CO80 citations96
US6202797B1Mar 20, 2001
Automatic protection of elevator mechanics
OTIS ELEVATOR CO73 citations94
US6095288AAug 1, 2000
Pit-less elevator
OTIS ELEVATOR CO38 citations92
US5215177AJun 1, 1993
Escalator skirt and deck panel quick release fastener assembly
OTIS ELEVATOR CO26 citations92
US4930622AJun 5, 1990
Curved escalator with fixed center constant radius path of travel
OTIS ELEVATOR CO28 citations92
US5180047AJan 19, 1993
Balustrade and deck mounting assembly for escalator or moving walkway
OTIS ELEVATOR CO25 citations91
US4883160ANov 28, 1989
Curved escalator with fixed center constant radius path of travel
OTIS ELEVATOR CO21 citations81
US5131521AJul 21, 1992
Moving handrail drive
OTIS ELEVATOR CO10 citations74
US4895239AJan 23, 1990
Curved escalator with fixed center constant radius path of travel
OTIS ELEVATOR CO13 citations74
US7322446B2Jan 29, 2008
Elevator call assignment indications for multiple elevators in each of a plurality of elevator hoistways
OTIS ELEVATOR CO8 citations73
US5009302AApr 23, 1991
Curved escalator with fixed center constant radius path of travel
OTIS ELEVATOR CO8 citations73
US4949832AAug 21, 1990
Curved escalator with vertical planar step risers and constant horizontal velocity
OTIS ELEVATOR CO15 citations73
US7568570B2Aug 4, 2009
Safety monitoring system for a people conveyor
OTIS ELEVATOR CO7 citations69
USD348756SJul 12, 1994
Escalator handrail entry housing
OTIS ELEVATOR CO2 citations60
USD508598SAug 16, 2005
Combined escalator comb and floor plate
OTIS ELEVATOR CO1 citations51