174 patents
Utility
Air Purifier
18 Jan 24
An air purifier for inside air.
Deepa Mani, Victoria J. Royale, Mackenzie Leigh Knapp, Todd W. Duell
Filed: 15 Sep 23
Utility
Air Purifier and Passive Humidity Module
18 Jan 24
An air purifier and a passive humidity module for inside air.
Mitch Wesley, Derek Smith, Jason Pruiett
Filed: 7 Jul 23
Utility
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11 Jan 24
A handheld extraction cleaner system includes a wet cleaning head including a wet suction nozzle, a dry cleaning head including a dry suction nozzle.
Chris Harmelink, Derek Smith
Filed: 6 Jul 23
Utility
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11 Jan 24
An accessory tool usable with an extraction cleaner having fluid delivery and recovery systems includes a conduit body, spray nozzle, and first and second valves.
Eric J. Stuive, Derek Smith
Filed: 6 Jul 23
Utility
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11 Jan 24
An extraction cleaner includes a base, a supply tank assembly, and a recovery tank assembly.
Victoria J. Royale, Mitchell P. Sloboda
Filed: 6 Jul 23
Utility
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4 Jan 24
A robot such as a floor cleaning robot includes a body, a motorized drive system connected to the body and operable for moving the robot relative to a floor surface, at least one deformation sensor, and a controller.
Andrew J. Brouwers
Filed: 8 Jun 23
Utility
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4 Jan 24
An autonomous floor cleaning system includes an autonomous floor cleaner with a docking station.
Adam Brown, Todd R. VanTongeren
Filed: 17 Dec 21
Utility
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28 Dec 23
A surface cleaning apparatus includes an upright body and a base adapted for movement across a surface to be cleaned, a fluid delivery system, and a recovery system.
Jacob Resch, Jacob S. Boles
Filed: 7 Sep 23
Utility
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28 Dec 23
An accessory tool usable with an extraction cleaner for cleaning a surface includes a tool body, fluid reservoir, and porous spray bar.
Jason W. Pruiett
Filed: 26 Jun 23
Utility
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21 Dec 23
Systems and methods for self-cleaning an extraction cleaner are provided.
Alan J. Krebs, Kenneth M. Lenkiewicz, Scott Miller Vogel, Aaron P. Griffith, Eric Daniel Buehler, Jeffrey A. Scholten, Jake Boles
Filed: 6 Sep 23
Utility
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21 Dec 23
A surface cleaning apparatus, such as a carpet extractor, includes a fluid recovery system for drawing dirty cleaning fluid from a surface to be cleaned.
Tom Minh Nguyen, Thomas E. Wiedmaier
Filed: 25 Aug 23
Utility
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14 Dec 23
A surface cleaning apparatus is provided with a base assembly, an upright assembly, and a fluid recovery system.
Steven M. Johnson, James Michael Preston, Alan Finnie, Mitchell J. DeJonge, Jason W. Pruiett
Filed: 24 Aug 23
Utility
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7 Dec 23
A suction nozzle for use with an extraction cleaner having a suction source includes a tool body and a front cover connected to the tool body.
Mitch Sloboda, Victoria J. Royale
Filed: 6 Jun 23
Utility
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30 Nov 23
A media basket assembly for use with an air purifier, such as but not necessarily limited to media basket assembly suitable for use with a vertical airflow type of air purifier.
Derek Smith, Habib Baydoun, Bryan Todd Jones
Filed: 23 May 23
Utility
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23 Nov 23
An extraction cleaner is provided with a removable recovery tank having a recovery container, a drain opening quick-empty valve, and an actuator assembly for emptying the recovery container.
David M. Miller
Filed: 1 Aug 23
Utility
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16 Nov 23
An air purifier includes an interior volume divided into upper and lower chambers, with a motorized fan assembly being positioned within the upper chamber.
Derek Smith, Morgan Tolles, Tyler Grab
Filed: 25 Apr 23
Utility
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16 Nov 23
A surface cleaner may have various features including an engagement mechanism secured to an agitator support frame and positioned to be pivoted by an agitator lift lever as the agitator lift lever translates, the pivoting engagement mechanism lifting the agitator support frame and the agitator secured thereto from a lowered position to a raised position.
Mitchell J. DeJonge, Ryan J. Alt
Filed: 27 Apr 23
Utility
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9 Nov 23
An extraction cleaner includes a suction nozzle having an inlet path and suction fan configured to provide suction.
Mitchell J. Wesley
Filed: 19 Apr 23
Utility
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9 Nov 23
A handheld extraction cleaner includes a fluid delivery system and a recovery system including a suction nozzle, a recovery tank, and a suction source.
Aaron Griffith, Victoria J. Royale, Derek Everett Smith
Filed: 17 Jul 23
Utility
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9 Nov 23
A vacuum cleaner includes a base having an agitator chamber and a suction nozzle opening in fluid communication with the agitator chamber.
Joseph P. Perry, Jayson Christopher Achram, Tyler Tucker Grab
Filed: 14 Apr 23