Inventor
LARSON WARREN L
US9 patents
Patents
9 patentsUS7665174B2Feb 23, 2010
Cleaning head for use in a floor cleaning machine
TENNANT CO54 citations95
US5515568AMay 14, 1996
Scrubbing machine having offset cylindrical brushes
TENNANT CO53 citations95
US6286169B1Sep 11, 2001
Tessellated cylindrical brush
TENNANT CO20 citations92
US6003186ADec 21, 1999
Cylindrical brush for a sweeping machine
TENNANT CO20 citations91
USD273620SApr 24, 1984
Power sweeper
TENNANT CO28 citations91
US7448114B2Nov 11, 2008
Floor sweeping and scrubbing machine
TENNANT CO34 citations86
US6449793B2Sep 17, 2002
Tessellated cylindrical brush
TENNANT CO12 citations73
US10092158B2Oct 9, 2018
Surface maintenance machine with a quick alignment mechanism for a cleaning tool
TENNANT CO5 citations70
US10881260B2Jan 5, 2021
Surface maintenance machine with a quick alignment mechanism for a cleaning tool
TENNANT CO0 citations59