Inventor
WALDHAUSER STEVEN J A
9 patents
⚠️ This page may combine multiple inventors who share the name “WALDHAUSER STEVEN J A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TENNANT CO
6 patentsUS4817233AApr 4, 1989
Scrubber squeegees for scrubbing forward and backward
TENNANT CO108 citations95
US5319828AJun 14, 1994
Low profile scrubber
TENNANT CO232 citations93
USRE35033ESep 12, 1995
Scrubber squeegees for scrubbing forward and backward
TENNANT CO39 citations91
US3942218AMar 9, 1976
Scrubbing machine
TENNANT CO47 citations90
US3938212AFeb 17, 1976
Scrubbing machine
TENNANT CO31 citations80
US4788480ANov 29, 1988
Voltage control for battery powered motor or the like
TENNANT CO13 citations73