List of Tennant Company patents

Patents where

Current Assignee

Name

Tennant Company

Name	Description	Patent Applicant	Current Assignee	Patent Jurisdiction	Patent Number	Date of Patent
‌ US Patent 7488391 Rotating brush optimizing method	Patent 7488391 was granted and assigned to Tennant Company on February, 2009 by the United States Patent and Trademark Office.		Tennant Company	United States Patent and Trademark Office	7488391	February 10, 2009
‌ US Patent 6959466 Power management system for street sweeper	Patent 6959466 was granted and assigned to Tennant Company on November, 2005 by the United States Patent and Trademark Office.		Tennant Company	United States Patent and Trademark Office	6959466	November 1, 2005
‌ US Patent 7448114 Floor sweeping and scrubbing machine	Patent 7448114 was granted and assigned to Tennant Company on November, 2008 by the United States Patent and Trademark Office.		Tennant Company	United States Patent and Trademark Office	7448114	November 11, 2008
‌ US Patent RE41036 Linear actuator control structure	Patent RE41036 was granted and assigned to Tennant Company on December, 2009 by the United States Patent and Trademark Office.		Tennant Company	United States Patent and Trademark Office	RE41036	December 15, 2009
‌ US Patent 7073661 Self cleaning conveyor with roller scraper and debris reduction skirt	Patent 7073661 was granted and assigned to Tennant Company on July, 2006 by the United States Patent and Trademark Office.		Tennant Company	United States Patent and Trademark Office	7073661	July 11, 2006
‌ US Patent 7244000 By wire control of braking and acceleration	Patent 7244000 was granted and assigned to Tennant Company on July, 2007 by the United States Patent and Trademark Office.		Tennant Company	United States Patent and Trademark Office	7244000	July 17, 2007
‌ US Patent 7281625 Self cleaning conveyor	Patent 7281625 was granted and assigned to Tennant Company on October, 2007 by the United States Patent and Trademark Office.		Tennant Company	United States Patent and Trademark Office	7281625	October 16, 2007
‌ US Patent 7665174 Cleaning head for use in a floor cleaning machine	Patent 7665174 was granted and assigned to Tennant Company on February, 2010 by the United States Patent and Trademark Office.		Tennant Company	United States Patent and Trademark Office	7665174	February 23, 2010
‌ US Patent 7272870 Secondary introduction of fluid into vacuum system	Patent 7272870 was granted and assigned to Tennant Company on September, 2007 by the United States Patent and Trademark Office.		Tennant Company	United States Patent and Trademark Office	7272870	September 25, 2007
‌ US Patent 7967914 Method and apparatus for cleaning fabrics, floor coverings, and bare floor surfaces utilizing a soil transfer medium	Patent 7967914 was granted and assigned to Tennant Company on June, 2011 by the United States Patent and Trademark Office.		Tennant Company	United States Patent and Trademark Office	7967914	June 28, 2011
‌ US Patent 7520378 Chain driven conveyor having automatic tensioning street sweeping method and system	Patent 7520378 was granted and assigned to Tennant Company on April, 2009 by the United States Patent and Trademark Office.		Tennant Company	United States Patent and Trademark Office	7520378	April 21, 2009
‌ US Patent 9061323 Apparatus and method for generating oxidatively and thermally-enhanced treatment liquids	Patent 9061323 was granted and assigned to Tennant Company on June, 2015 by the United States Patent and Trademark Office.	Tennant Company	Tennant Company	United States Patent and Trademark Office	9061323	June 23, 2015
‌ US Patent 7172658 Cleaning liquid dispensing in a mobile hard surface cleaner	Patent 7172658 was granted and assigned to Tennant Company on February, 2007 by the United States Patent and Trademark Office.		Tennant Company	United States Patent and Trademark Office	7172658	February 6, 2007
‌ US Patent 7086118 Street sweeper with vacuumized dust control	Patent 7086118 was granted and assigned to Tennant Company on August, 2006 by the United States Patent and Trademark Office.		Tennant Company	United States Patent and Trademark Office	7086118	August 8, 2006
‌ US Patent 7313839 Sweeping system with front removable hopper	Patent 7313839 was granted and assigned to Tennant Company on January, 2008 by the United States Patent and Trademark Office.		Tennant Company	United States Patent and Trademark Office	7313839	January 1, 2008
‌ US Patent 7120961 Brush wear adjustment system and method	Patent 7120961 was granted and assigned to Tennant Company on October, 2006 by the United States Patent and Trademark Office.		Tennant Company	United States Patent and Trademark Office	7120961	October 17, 2006
‌ US Patent 7520017 Street sweeper recirculation flap	Patent 7520017 was granted and assigned to Tennant Company on April, 2009 by the United States Patent and Trademark Office.		Tennant Company	United States Patent and Trademark Office	7520017	April 21, 2009
‌ US Patent 8029739 Ultraviolet sanitation device	Patent 8029739 was granted and assigned to Tennant Company on October, 2011 by the United States Patent and Trademark Office.		Tennant Company	United States Patent and Trademark Office	8029739	October 4, 2011
‌ US Patent 8156608 Cleaning apparatus having a functional generator for producing electrochemically activated cleaning liquid	Patent 8156608 was granted and assigned to Tennant Company on April, 2012 by the United States Patent and Trademark Office.		Tennant Company	United States Patent and Trademark Office	8156608	April 17, 2012
‌ US Patent 7051399 Cleaner cartridge	Patent 7051399 was granted and assigned to Tennant Company on May, 2006 by the United States Patent and Trademark Office.		Tennant Company	United States Patent and Trademark Office	7051399	May 30, 2006
‌ US Patent 7199711 Mobile floor cleaner data communication	Patent 7199711 was granted and assigned to Tennant Company on April, 2007 by the United States Patent and Trademark Office.		Tennant Company	United States Patent and Trademark Office	7199711	April 3, 2007
‌ US Patent D674405 Display panel portion with a computer icon image	Patent D674405 was granted and assigned to Tennant Company on January, 2013 by the United States Patent and Trademark Office.		Tennant Company	United States Patent and Trademark Office	D674405	January 15, 2013
‌ US Patent 7287299 Simplified rear squeegee linkage for surface cleaning equipment	Patent 7287299 was granted and assigned to Tennant Company on October, 2007 by the United States Patent and Trademark Office.		Tennant Company	United States Patent and Trademark Office	7287299	October 30, 2007
‌ US Patent 8012340 Method for generating electrochemically activated cleaning liquid	Patent 8012340 was granted and assigned to Tennant Company on September, 2011 by the United States Patent and Trademark Office.		Tennant Company	United States Patent and Trademark Office	8012340	September 6, 2011
‌ US Patent 8016996 Method of producing a sparged cleaning liquid onboard a mobile surface cleaner	Patent 8016996 was granted and assigned to Tennant Company on September, 2011 by the United States Patent and Trademark Office.		Tennant Company	United States Patent and Trademark Office	8016996	September 13, 2011

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