Inventor
KHALIL DAVID
US23 patents
⚠️ This page may combine multiple inventors who share the name “KHALIL DAVID”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROYAL APPLIANCE MFG
15 patentsUS7137169B2Nov 21, 2006
Vacuum cleaner with cleaning pad
ROYAL APPLIANCE MFG188 citations98
US7507269B2Mar 24, 2009
Bagless stick type vacuum cleaner
ROYAL APPLIANCE MFG74 citations97
USD550410SSep 4, 2007
Vacuum cleaner unit
ROYAL APPLIANCE MFG18 citations92
USD521137SMay 16, 2006
Filter
ROYAL APPLIANCE MFG43 citations92
USD484287SDec 23, 2003
Suction nozzle
ROYAL APPLIANCE MFG35 citations92
USD575013SAug 12, 2008
Hand held vacuum body
ROYAL APPLIANCE MFG20 citations90
USD635774SApr 12, 2011
Electric broom
ROYAL APPLIANCE MFG18 citations86
US7578025B2Aug 25, 2009
Battery powered cleaning attachment
ROYAL APPLIANCE MFG30 citations86
USD541399SApr 24, 2007
Filter assembly
ROYAL APPLIANCE MFG15 citations84
USD520127SMay 2, 2006
Filter assembly
ROYAL APPLIANCE MFG12 citations84
USD568016SApr 29, 2008
Base for a stick vacuum cleaner
ROYAL APPLIANCE MFG13 citations82
USD626708SNov 2, 2010
Hand vacuum
ROYAL APPLIANCE MFG15 citations81
USD555306SNov 13, 2007
Grill for a vacuum cleaner
ROYAL APPLIANCE MFG3 citations63
USD568015SApr 29, 2008
Handle for a stick vacuum cleaner
ROYAL APPLIANCE MFG4 citations60
USD550412SSep 4, 2007
Vacuum cleaner base
ROYAL APPLIANCE MFG1 citations51