Assignee
RICON CORP
US43 patents
Top patents by PatentIndex Score
US6179545B1Jan 30, 2001
Flip-over ramp
RICON CORP141 citations96
US5636399AJun 10, 1997
Movable ramp assembly
RICON CORP124 citations96
US6086314AJul 11, 2000
Foldable platform wheelchair lift
RICON CORP67 citations94
US5944473AAug 31, 1999
Locking wheelchair lift
RICON CORP47 citations94
US5832555ANov 10, 1998
Compact moveable ramp assembly
RICON CORP117 citations94
US5373915ADec 20, 1994
Passenger lift with an electric safety interlock
RICON CORP49 citations94
US5228538AJul 20, 1993
Passenger lift with an electric safety interlock
RICON CORP47 citations94
US6102648AAug 15, 2000
Driving mechanism for vehicle lifts
RICON CORP55 citations93
US5556250ASep 17, 1996
Vehicle lifts
RICON CORP75 citations92
US5308215AMay 3, 1994
Passenger lift movable at variable speeds
RICON CORP24 citations92
US6802095B1Oct 12, 2004
Ramp assembly having a lift and lock mechanism
RICON CORP65 citations91
US6698998B2Mar 2, 2004
Foldable ramp
RICON CORP62 citations91
US6379102B1Apr 30, 2002
Wheelchair lift with foldable platform
RICON CORP65 citations91
US7815413B2Oct 19, 2010
Method of stowing wheelchair lift
RICON CORP16 citations90
US5605431AFeb 25, 1997
Locking wheelchair lift
RICON CORP53 citations90
US5445488AAug 29, 1995
Locking wheelchair lift
RICON CORP27 citations90
US7001132B2Feb 21, 2006
Foldable ramp
RICON CORP50 citations89
US6203266B1Mar 20, 2001
Power safety barrier for wheelchair lift
RICON CORP49 citations89
US6098995AAug 8, 2000
Vehicle suspension for providing kneeling function to a vehicle having a lowered floor
RICON CORP65 citations89
US6585474B1Jul 1, 2003
Wheelchair lift with foldable platform
RICON CORP47 citations88
US6042327AMar 28, 2000
Arm lever adaptor for adapting a handrail of a wheelchair lift
RICON CORP43 citations88
US6022066AFeb 8, 2000
Door extension for vehicle doors
RICON CORP38 citations88
US4953665ASep 4, 1990
Wayside lift
RICON CORP23 citations88
US6043741AMar 28, 2000
Threshold warning system for wheelchair lifts
RICON CORP34 citations87
US4353436AOct 12, 1982
Manual wheelchair lift
RICON CORP63 citations87
US6062805AMay 16, 2000
Vehicular wheelchair step lift
RICON CORP41 citations86
US5794381AAug 18, 1998
Selectively engageable motor drive assembly
RICON CORP41 citations86
US5613321AMar 25, 1997
Releasable drive mechanism
RICON CORP29 citations86
US5234311AAug 10, 1993
Wheelchair lift with adjustable posts
RICON CORP43 citations86
US7445416B2Nov 4, 2008
Wheelchair lift with slidable support arm
RICON CORP20 citations85
US6971967B2Dec 6, 2005
Clutch-driven limited force actuator
RICON CORP13 citations79
US6236905B1May 22, 2001
Method of and apparatus for providing self-learning correction to platform positioning movement
RICON CORP15 citations79
US6173737B1Jan 16, 2001
Bidirectional flow control valve
RICON CORP17 citations79
US9783081B2Oct 10, 2017
Power transfer seat
RICON CORP2 citations69
US5944388AAug 31, 1999
Removable vehicle seat
RICON CORP14 citations69
US4977981ADec 18, 1990
Wayside lift
RICON CORP11 citations69
US6149218ANov 21, 2000
Raised roof for vehicles
RICON CORP15 citations66
US9456940B2Oct 4, 2016
Load sensing system for wheelchair lift arrangement
RICON CORP3 citations61
US7467917B2Dec 23, 2008
Slidably collapsible two arm wheelchair lift
RICON CORP4 citations60
US10384569B2Aug 20, 2019
Power transfer seat
RICON CORP0 citations48
US9943454B2Apr 17, 2018
Installation method and arrangement for a wheelchair lift arrangement
RICON CORP1 citations48
US9783094B2Oct 10, 2017
Self-aligning platform mechanism for low-floor vehicles access device
RICON CORP0 citations48
US11124092B2Sep 21, 2021
Transfer seat and method
RICON CORP0 citations38