Assignee
UNISEN INC
US44 patents
Top patents by PatentIndex Score
US7070542B2Jul 4, 2006
Exercise machine including weight measurement system
UNISEN INC77 citations96
US6551218B2Apr 22, 2003
Deep stride exercise machine
UNISEN INC96 citations96
US7618345B2Nov 17, 2009
Exercise equipment with universal PDA cradle
UNISEN INC121 citations95
US6908416B2Jun 21, 2005
Exercise and therapeutic trainer
UNISEN INC69 citations95
US6511402B2Jan 28, 2003
Power controlled exercising machine and method for controlling the same
UNISEN INC48 citations94
US6183398B1Feb 6, 2001
Exercise trainer with a stride multiplier
UNISEN INC71 citations94
US6077193AJun 20, 2000
Tracking system for promoting health fitness
UNISEN INC334 citations94
US5803870ASep 8, 1998
Exercise machine using heart rate control for cardiopulmonary interval training
UNISEN INC62 citations94
US5542892AAug 6, 1996
Supporting chassis for a treadmill
UNISEN INC68 citations94
US4544869AOct 1, 1985
Electronic control circuit for bi-directional motion
UNISEN INC130 citations93
US7736281B2Jun 15, 2010
Recumbent bicycle
UNISEN INC39 citations92
US7179202B2Feb 20, 2007
Maintenance facilitating exercise machine console
UNISEN INC30 citations92
USD532063SNov 14, 2006
Spinning bicycle
UNISEN INC69 citations92
US6878099B2Apr 12, 2005
Cooling system for exercise machine
UNISEN INC39 citations92
US5879270AMar 9, 1999
Heart rate interval control for cardiopulmonary interval training
UNISEN INC136 citations92
US5323784AJun 28, 1994
Heart rate calculation for users of exercise machines
UNISEN INC50 citations92
US4353019AOct 5, 1982
Adaptive pulsing motor control for positioning system
UNISEN INC41 citations92
US7837597B2Nov 23, 2010
Exercise machine including weight measurement system
UNISEN INC36 citations91
US7435205B2Oct 14, 2008
Exercise machine including weight measurement system
UNISEN INC26 citations91
USD526031SAug 1, 2006
Upright exercise bike
UNISEN INC33 citations91
USD515152SFeb 14, 2006
Recumbent bicycle
UNISEN INC15 citations91
US6575877B2Jun 10, 2003
Exercise trainer with interconnected grounded movement
UNISEN INC32 citations91
US7648446B2Jan 19, 2010
System and method for electronically controlling resistance of an exercise machine
UNISEN INC48 citations90
US6575878B1Jun 10, 2003
Automatic safety shut-off switch for exercise equipment
UNISEN INC62 citations90
US4063551ADec 20, 1977
Blood pulse sensor and readout
UNISEN INC228 citations90
US6135924AOct 24, 2000
Treadmill with optical position sensing
UNISEN INC102 citations89
US6056670AMay 2, 2000
Power controlled exercising machine and method for controlling the same
UNISEN INC33 citations89
US7585251B2Sep 8, 2009
Load variance system and method for exercise machine
UNISEN INC37 citations88
USD429509SAug 15, 2000
Exercise display panel
UNISEN INC23 citations87
USD407771SApr 6, 1999
Exercise display and holder
UNISEN INC23 citations87
US6997855B2Feb 14, 2006
Automatic safety shut-off switch for exercise equipment
UNISEN INC23 citations86
US7544154B2Jun 9, 2009
Chain guard arrangement for spinning bikes
UNISEN INC10 citations83
USD534226SDec 26, 2006
Upright exercise bike
UNISEN INC12 citations83
US7666122B2Feb 23, 2010
Elliptical exercise machine
UNISEN INC18 citations82
US7086995B2Aug 8, 2006
Control circuit using toggled activation to reduce inrush currents
UNISEN INC14 citations82
US4168495ASep 18, 1979
Pre-intrusion detection device
UNISEN INC23 citations75
US4810946AMar 7, 1989
Adaptive pulsing motor control for positioning system
UNISEN INC10 citations73
US4571530AFeb 18, 1986
Adaptive pulsing motor control for positioning system
UNISEN INC11 citations73
US7544152B2Jun 9, 2009
Linkage based exercise machine
UNISEN INC7 citations72
USD542365SMay 8, 2007
Recumbent exercise bicycle
UNISEN INC2 citations61
US6176813B1Jan 23, 2001
Power controlled exercising machine and method for controlling the same
UNISEN INC3 citations59
US6685598B1Feb 3, 2004
Epicycle gear exercise device
UNISEN INC5 citations57
USD456053SApr 23, 2002
Exercise display panel
UNISEN INC4 citations57
US6416443B1Jul 9, 2002
Exercise treadmill expansion control system
UNISEN INC5 citations55