Assignee
INVACARE CORP
US·256 granted patents·31 pending applications·11,700 citations·filing 1976–2025
Top patents by PatentIndex Score
287 records- 0199US6554086B1Obstacle traversing wheelchairINVACARE CORP·Filed 2000·Granted Apr 29, 2003·191 cites·30 claims
- 0299US6302107B1Apparatus and method for forming oxygen-enriched gas and compression thereof for high-pressure mobile storage utilizationINVACARE CORP·Filed 1998·Granted Oct 16, 2001·163 cites·22 claims
- 0399US5988165AApparatus and method for forming oxygen-enriched gas and compression thereof for high-pressure mobile storage utilizationINVACARE CORP·Filed 1997·Granted Nov 23, 1999·203 cites·26 claims
- 0498US7722700B2Apparatus and method of providing concentrated product gasINVACARE CORP·Filed 2006·Granted May 25, 2010·117 cites·23 claims
- 0598US7597163B2Obstacle traversing wheelchairINVACARE CORP·Filed 2006·Granted Oct 6, 2009·55 cites·34 claims
- 0698US7455717B2Apparatus and method of providing concentrated product gasINVACARE CORP·Filed 2005·Granted Nov 25, 2008·110 cites·28 claims
- 0798US7294170B2Apparatus for compressing and storing oxygen enriched gasINVACARE CORP·Filed 2005·Granted Nov 13, 2007·69 cites·6 claims
- 0897US10265229B2Wheelchair suspensionINVACARE CORP·Filed 2017·Granted Apr 23, 2019·17 cites·21 claims
- 0997US8977431B2Method and apparatus for setting or modifying programmable parameter in power driven wheelchairINVACARE CORP·Filed 2013·Granted Mar 10, 2015·16 cites·21 claims
- 1097US7293801B2Self-stabilizing suspension for wheeled vehiclesINVACARE CORP·Filed 2005·Granted Nov 13, 2007·77 cites·21 claims
- 1197US7040429B2Wheelchair suspensionINVACARE CORP·Filed 2001·Granted May 9, 2006·149 cites·37 claims
- 1297US6935448B2Obstacle traversing wheelchairINVACARE CORP·Filed 2003·Granted Aug 30, 2005·70 cites·12 claims
- 1397US6923280B2Obstacle traversing wheelchairINVACARE CORP·Filed 2003·Granted Aug 2, 2005·62 cites·22 claims
- 1497US6923180B2Oxygen conserving device utilizing a radial multi-stage compressor for high-pressure mobile storageINVACARE CORP·Filed 2003·Granted Aug 2, 2005·91 cites·24 claims
- 1597US6805122B2Oxygen conserving device utilizing a radial multi-stage compressor for high-pressure mobile storageINVACARE CORP·Filed 2001·Granted Oct 19, 2004·88 cites·24 claims
- 1697USD427675SHousing for a CPAP deviceINVACARE CORP·Filed 1998·Granted Jul 4, 2000·106 cites·1 claims
- 1797US5848658AAdjustable front wheel stabilizer for power wheelchairINVACARE CORP·Filed 1997·Granted Dec 15, 1998·167 cites·8 claims
- 1896US10130534B2Method and apparatus for automated positioning of user support surfaces in power driven wheelchairINVACARE CORP·Filed 2016·Granted Nov 20, 2018·17 cites·28 claims
- 1996US9987177B2Obstacle traversing wheelchairINVACARE CORP·Filed 2015·Granted Jun 5, 2018·16 cites·13 claims
- 2096US9346335B2Stability control systemINVACARE CORP·Filed 2014·Granted May 24, 2016·30 cites·12 claims
- 2196US7875105B2Oxygen concentrator having structural sieve bedsINVACARE CORP·Filed 2007·Granted Jan 25, 2011·52 cites·11 claims
- 2296US7520518B2WheelchairINVACARE CORP·Filed 2005·Granted Apr 21, 2009·44 cites·10 claims
- 2396US7374002B2Wheelchair suspensionINVACARE CORP·Filed 2006·Granted May 20, 2008·69 cites·47 claims
- 2496US5961561AMethod and apparatus for remote maintenance, troubleshooting, and repair of a motorized wheelchairINVACARE CORP·Filed 1997·Granted Oct 5, 1999·359 cites·16 claims
- 2595US10912690B2Wheelchair suspensionINVACARE CORP·Filed 2019·Granted Feb 9, 2021·10 cites·13 claims
- 2695US10532626B2Stability control systemINVACARE CORP·Filed 2017·Granted Jan 14, 2020·10 cites·7 claims
- 2795US9827823B2Stability control systemINVACARE CORP·Filed 2016·Granted Nov 28, 2017·12 cites·5 claims
- 2895US9700470B2Wheelchair suspensionINVACARE CORP·Filed 2016·Granted Jul 11, 2017·24 cites·20 claims
- 2995US9370455B2Wheelchair suspensionINVACARE CORP·Filed 2014·Granted Jun 21, 2016·30 cites·2 claims
- 3095US7472767B2Wheelchair suspensionINVACARE CORP·Filed 2006·Granted Jan 6, 2009·51 cites·33 claims
- 3195US6851711B2Vehicle having an anti-dive/lockout mechanismINVACARE CORP·Filed 2003·Granted Feb 8, 2005·131 cites·80 claims
- 3295US6041876AAnti-tip assembly for power wheelchairINVACARE CORP·Filed 1997·Granted Mar 28, 2000·119 cites·5 claims
- 3395US5575348APowered wheelchair with adjustable center of gravity and independent suspensionINVACARE CORP·Filed 1994·Granted Nov 19, 1996·158 cites·22 claims
- 3495US4500102ASports wheelchairINVACARE CORP·Filed 1982·Granted Feb 19, 1985·142 cites·28 claims
- 3595US4387325AElectric wheelchair with speed control circuitINVACARE CORP·Filed 1981·Granted Jun 7, 1983·93 cites·17 claims
- 3694US9925100B2Suspension for wheeled vehiclesINVACARE CORP·Filed 2016·Granted Mar 27, 2018·11 cites·7 claims
- 3794US9364377B2Suspension for wheeled vehiclesINVACARE CORP·Filed 2014·Granted Jun 14, 2016·20 cites·4 claims
- 3894US9308143B2Wheelchair suspensionINVACARE CORP·Filed 2013·Granted Apr 12, 2016·47 cites·32 claims
- 3994US9132377B2System and method for concentrating gasINVACARE CORP·Filed 2013·Granted Sep 15, 2015·10 cites·23 claims
- 4094US7040637B2Inwardly folding rollator with an upwardly pivotable seatINVACARE CORP·Filed 2001·Granted May 9, 2006·78 cites·75 claims
- 4194US6079894AIntegral snap button and anti-rattle memberINVACARE CORP·Filed 1998·Granted Jun 27, 2000·96 cites·33 claims
- 4294US5397443AMethod of assembling tubular electrochemical oxygen generatorsINVACARE CORP·Filed 1993·Granted Mar 14, 1995·86 cites·1 claims
- 4394US5294141AAttended to self propelled convertible pivoting wheelchairINVACARE CORP·Filed 1992·Granted Mar 15, 1994·170 cites·20 claims
- 4493US10512572B2Suspension for wheeled vehiclesINVACARE CORP·Filed 2018·Granted Dec 24, 2019·10 cites·10 claims
- 4593US8833774B2Suspension for wheeled vehiclesINVACARE CORP·Filed 2013·Granted Sep 16, 2014·20 cites·20 claims
- 4693US7614639B2Modular standing frameINVACARE CORP·Filed 2005·Granted Nov 10, 2009·68 cites·29 claims
- 4793US7403844B2Method and apparatus for programming parameters of a power driven wheelchair for a plurality of drive settingsINVACARE CORP·Filed 2006·Granted Jul 22, 2008·29 cites·31 claims
- 4893US7148638B2Method and apparatus for embedding motor error parameter data in a drive motor of a power driven wheelchairINVACARE CORP·Filed 2006·Granted Dec 12, 2006·25 cites·20 claims
- 4993US6460641B1Mid-wheel drive wheelchair with front wheel multiple bias suspension and anti-tip assemblyINVACARE CORP·Filed 2000·Granted Oct 8, 2002·187 cites·22 claims
- 5093US6425597B1Lightweight wheelchair frameINVACARE CORP·Filed 2000·Granted Jul 30, 2002·57 cites·10 claims
Showing the top 50 of 287 patent records by PatentIndex Score.
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