Assignee
UNISEN INC
US·44 granted patents·2,325 citations·filing 1976–2008
Top patents by PatentIndex Score
44 records- 0193US7618345B2Exercise equipment with universal PDA cradleUNISEN INC·Filed 2003·Granted Nov 17, 2009·121 cites·8 claims
- 0293US7070542B2Exercise machine including weight measurement systemUNISEN INC·Filed 2002·Granted Jul 4, 2006·77 cites·26 claims
- 0393US4544869AElectronic control circuit for bi-directional motionUNISEN INC·Filed 1983·Granted Oct 1, 1985·130 cites·14 claims
- 0493US4063551ABlood pulse sensor and readoutUNISEN INC·Filed 1976·Granted Dec 20, 1977·228 cites·21 claims
- 0592US7648446B2System and method for electronically controlling resistance of an exercise machineUNISEN INC·Filed 2005·Granted Jan 19, 2010·48 cites·18 claims
- 0691US7837597B2Exercise machine including weight measurement systemUNISEN INC·Filed 2008·Granted Nov 23, 2010·36 cites·13 claims
- 0791US6551218B2Deep stride exercise machineUNISEN INC·Filed 2000·Granted Apr 22, 2003·96 cites·10 claims
- 0890USD532063SSpinning bicycleUNISEN INC·Filed 2005·Granted Nov 14, 2006·69 cites·1 claims
- 0990US6908416B2Exercise and therapeutic trainerUNISEN INC·Filed 2001·Granted Jun 21, 2005·69 cites·27 claims
- 1089USD526031SUpright exercise bikeUNISEN INC·Filed 2004·Granted Aug 1, 2006·33 cites·1 claims
- 1188US5879270AHeart rate interval control for cardiopulmonary interval trainingUNISEN INC·Filed 1997·Granted Mar 9, 1999·136 cites·21 claims
- 1287US7435205B2Exercise machine including weight measurement systemUNISEN INC·Filed 2006·Granted Oct 14, 2008·26 cites·16 claims
- 1387US6511402B2Power controlled exercising machine and method for controlling the sameUNISEN INC·Filed 2001·Granted Jan 28, 2003·48 cites·11 claims
- 1485US7736281B2Recumbent bicycleUNISEN INC·Filed 2004·Granted Jun 15, 2010·39 cites·35 claims
- 1585US6135924ATreadmill with optical position sensingUNISEN INC·Filed 1998·Granted Oct 24, 2000·102 cites·23 claims
- 1684US6183398B1Exercise trainer with a stride multiplierUNISEN INC·Filed 1999·Granted Feb 6, 2001·71 cites·33 claims
- 1784US5542892ASupporting chassis for a treadmillUNISEN INC·Filed 1994·Granted Aug 6, 1996·68 cites·14 claims
- 1883US6878099B2Cooling system for exercise machineUNISEN INC·Filed 2002·Granted Apr 12, 2005·39 cites·18 claims
- 1983US4353019AAdaptive pulsing motor control for positioning systemUNISEN INC·Filed 1980·Granted Oct 5, 1982·41 cites·26 claims
- 2082US6575878B1Automatic safety shut-off switch for exercise equipmentUNISEN INC·Filed 1999·Granted Jun 10, 2003·62 cites·11 claims
- 2181US6575877B2Exercise trainer with interconnected grounded movementUNISEN INC·Filed 2000·Granted Jun 10, 2003·32 cites·15 claims
- 2280US7666122B2Elliptical exercise machineUNISEN INC·Filed 2006·Granted Feb 23, 2010·18 cites·15 claims
- 2380US7585251B2Load variance system and method for exercise machineUNISEN INC·Filed 2004·Granted Sep 8, 2009·37 cites·22 claims
- 2480US7179202B2Maintenance facilitating exercise machine consoleUNISEN INC·Filed 2002·Granted Feb 20, 2007·30 cites·20 claims
- 2580USD429509SExercise display panelUNISEN INC·Filed 1997·Granted Aug 15, 2000·23 cites·1 claims
- 2680US5803870AExercise machine using heart rate control for cardiopulmonary interval trainingUNISEN INC·Filed 1996·Granted Sep 8, 1998·62 cites·23 claims
- 2776US6997855B2Automatic safety shut-off switch for exercise equipmentUNISEN INC·Filed 2003·Granted Feb 14, 2006·23 cites·20 claims
- 2876US6077193ATracking system for promoting health fitnessUNISEN INC·Filed 1998·Granted Jun 20, 2000·334 cites·20 claims
- 2976USD407771SExercise display and holderUNISEN INC·Filed 1998·Granted Apr 6, 1999·23 cites·1 claims
- 3074US4168495APre-intrusion detection deviceUNISEN INC·Filed 1977·Granted Sep 18, 1979·23 cites·15 claims
- 3172USD515152SRecumbent bicycleUNISEN INC·Filed 2003·Granted Feb 14, 2006·15 cites·1 claims
- 3270US7544152B2Linkage based exercise machineUNISEN INC·Filed 2006·Granted Jun 9, 2009·7 cites·20 claims
- 3368US7086995B2Control circuit using toggled activation to reduce inrush currentsUNISEN INC·Filed 2002·Granted Aug 8, 2006·14 cites·36 claims
- 3468US6056670APower controlled exercising machine and method for controlling the sameUNISEN INC·Filed 1994·Granted May 2, 2000·33 cites·15 claims
- 3565USD534226SUpright exercise bikeUNISEN INC·Filed 2006·Granted Dec 26, 2006·12 cites·1 claims
- 3661US7544154B2Chain guard arrangement for spinning bikesUNISEN INC·Filed 2004·Granted Jun 9, 2009·10 cites·28 claims
- 3749US5323784AHeart rate calculation for users of exercise machinesUNISEN INC·Filed 1992·Granted Jun 28, 1994·50 cites·7 claims
- 3849US4571530AAdaptive pulsing motor control for positioning systemUNISEN INC·Filed 1984·Granted Feb 18, 1986·11 cites·45 claims
- 3945US4810946AAdaptive pulsing motor control for positioning systemUNISEN INC·Filed 1982·Granted Mar 7, 1989·10 cites·34 claims
- 4042USD456053SExercise display panelUNISEN INC·Filed 1999·Granted Apr 23, 2002·4 cites·1 claims
- 4136USD542365SRecumbent exercise bicycleUNISEN INC·Filed 2005·Granted May 8, 2007·2 cites·1 claims
- 4231US6685598B1Epicycle gear exercise deviceUNISEN INC·Filed 1999·Granted Feb 3, 2004·5 cites·63 claims
- 4327US6176813B1Power controlled exercising machine and method for controlling the sameUNISEN INC·Filed 1996·Granted Jan 23, 2001·3 cites·3 claims
- 4425US6416443B1Exercise treadmill expansion control systemUNISEN INC·Filed 1999·Granted Jul 9, 2002·5 cites·24 claims
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