Inventor
WYDRA LARRY D
US6 patents
Patents
6 patentsUS6662402B2Dec 16, 2003
Apparatus for cleaning fabrics, floor coverings, and bare floor surfaces utilizing a soil transfer cleaning medium
TENNANT CO83 citations95
US6735812B2May 18, 2004
Dual mode carpet cleaning apparatus utilizing an extraction device and a soil transfer cleaning medium
TENNANT CO211 citations94
US7967914B2Jun 28, 2011
Method and apparatus for cleaning fabrics, floor coverings, and bare floor surfaces utilizing a soil transfer medium
TENNANT CO36 citations90
US7059013B2Jun 13, 2006
Fluid recovery device
TENNANT CO53 citations89
US6742219B2Jun 1, 2004
Air sweeping apparatus
TENNANT CO26 citations87
US7025834B2Apr 11, 2006
Retractable broom and dust skirt
TENNANT CO10 citations72