Inventor
HULT DAVID R
US19 patents
⚠️ This page may combine multiple inventors who share the name “HULT DAVID R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EMERSON ELECTRIC CO
18 patentsUSD443739SJun 12, 2001
Combined wet and dry vacuum cleaner
EMERSON ELECTRIC CO48 citations96
USD386842SNov 25, 1997
Portable electric tool vac
EMERSON ELECTRIC CO56 citations96
US5025529AJun 25, 1991
Portable hand held vacuum cleaner
EMERSON ELECTRIC CO71 citations96
US4920608AMay 1, 1990
Portable hand held vacuum cleaner
EMERSON ELECTRIC CO93 citations96
US6237187B1May 29, 2001
Wet/dry vacuum dolly
EMERSON ELECTRIC CO33 citations92
US6115881ASep 12, 2000
Secure hose locking device
EMERSON ELECTRIC CO34 citations92
US5733351AMar 31, 1998
Two stage vacuum cleaner filter
EMERSON ELECTRIC CO54 citations92
USD392780SMar 24, 1998
Vacuum cleaner nozzle
EMERSON ELECTRIC CO27 citations92
US4993106AFeb 19, 1991
Portable hand held vacuum cleaner
EMERSON ELECTRIC CO40 citations92
US4888849ADec 26, 1989
Wheeled hand cart for wet/dry utility vacuum cleaner
EMERSON ELECTRIC CO34 citations92
US4864681ASep 12, 1989
Multi-purpose floor cleaning tool
EMERSON ELECTRIC CO36 citations92
US5765257AJun 16, 1998
Muffler
EMERSON ELECTRIC CO22 citations91
USD447609SSep 4, 2001
Combined wet/dry vacuum cleaner dolly and accessory storage unit
EMERSON ELECTRIC CO37 citations89
US5487213AJan 30, 1996
Method of assembling an electric motor
EMERSON ELECTRIC CO37 citations89
US5419007AMay 30, 1995
Snap together wet nozzle
EMERSON ELECTRIC CO30 citations89
US6347429B1Feb 19, 2002
Wet/dry vacuum drain system
EMERSON ELECTRIC CO11 citations74
US5996170ADec 7, 1999
Wet/dry vacuum with non-cylindrical canister
EMERSON ELECTRIC CO13 citations74
USD311797SOct 30, 1990
Vacuum cleaner squeegee attachment
EMERSON ELECTRIC CO4 citations63