Inventor
SOVIS JOHN F
US23 patents
⚠️ This page may combine multiple inventors who share the name “SOVIS JOHN F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROYAL APPLIANCE MFG
21 patentsUSD373862SSep 17, 1996
Combined wet/dry vacuum cleaner with a detachable blower
ROYAL APPLIANCE MFG53 citations96
US5222786AJun 29, 1993
Wheel construction for vacuum cleaner
ROYAL APPLIANCE MFG93 citations96
USD359604SJun 20, 1995
Vacuum cleaner
ROYAL APPLIANCE MFG55 citations94
USD384448SSep 30, 1997
Wet/dry vacuum cleaner
ROYAL APPLIANCE MFG41 citations93
US5247720ASep 28, 1993
Valving structure for air passageways of floor nozzle and auxiliary inlet of a vacuum cleaner
ROYAL APPLIANCE MFG49 citations92
US4800614AJan 31, 1989
Adaptor and bag insert
ROYAL APPLIANCE MFG49 citations92
US4547206AOct 15, 1985
Vacuum cleaner
ROYAL APPLIANCE MFG82 citations92
USD405929SFeb 16, 1999
Vacuum cleaner
ROYAL APPLIANCE MFG22 citations91
US5606770AMar 4, 1997
Compact air path construction for vacuum cleaner
ROYAL APPLIANCE MFG17 citations82
US4633543AJan 6, 1987
Hand vacuum cleaner
ROYAL APPLIANCE MFG21 citations81
US5446943ASep 5, 1995
Compact air path construction for vacuum cleaner
ROYAL APPLIANCE MFG14 citations74
USD309807SAug 7, 1990
Vacuum cleaner
ROYAL APPLIANCE MFG8 citations74
USD309204SJul 10, 1990
Vacuum cleaner
ROYAL APPLIANCE MFG9 citations74
US4918781AApr 24, 1990
Hand vacuum cleaner
ROYAL APPLIANCE MFG10 citations73
US4891861AJan 9, 1990
Hand vacuum cleaner
ROYAL APPLIANCE MFG12 citations73
US4791699ADec 20, 1988
Hand vacuum cleaner
ROYAL APPLIANCE MFG18 citations73
US4788740ADec 6, 1988
Hand vacuum cleaner
ROYAL APPLIANCE MFG13 citations73
US4741070AMay 3, 1988
Hand vacuum cleaner
ROYAL APPLIANCE MFG13 citations73
US4730362AMar 15, 1988
Hand vacuum cleaner
ROYAL APPLIANCE MFG7 citations73
US4731898AMar 22, 1988
Brush speed indicator
ROYAL APPLIANCE MFG17 citations67
USD322338SDec 10, 1991
Vacuum cleaner
ROYAL APPLIANCE MFG2 citations58