DD

Donald Joseph Davidshofer

EP Electrolux Home Care Products: 11 patents #4 of 70Top 6%
MA Midea America: 3 patents #4 of 17Top 25%
📍 Mount Holly, NC: #5 of 48 inventorsTop 15%
🗺 North Carolina: #3,565 of 45,564 inventorsTop 8%
Overall (All Time): #347,507 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
10165916 Vacuum cleaner base assembly and air passage system John Morphey, Alexander Douglas Goare 2019-01-01
9743819 Floor mop with concentrated cleaning feature 2017-08-29
9675223 Vacuum cleaner floor seal Martin Shawn Egan, Thomas Josefsson 2017-06-13
9554686 Flexible scrubbing head for a floor mop Saba Rizzi, Craig Amick 2017-01-31
9345371 Vacuum cleaner base assembly John Morphey, Alexander Douglas Goare 2016-05-24
9179815 Floor mop with removable base plate Saba Rizzi, Jamie Perin 2015-11-10
8997310 Vacuum cleaner cyclone with helical cyclone expansion region Gregory J. Kowalski, John Morphey 2015-04-07
8904595 Vacuum cleaner floor seal Thomas Josefsson 2014-12-09
8656552 Vacuum cleaner with movable wheel Brian Vines 2014-02-25
8650707 Vacuum cleaner sound reducing device Thomas W. Hawkins, Bradley E. Chenoweth 2014-02-18
8448295 Vacuum cleaner with rotating handle Brian Vines 2013-05-28
8234750 Vacuum cleaner accessory valve Thomas W. Hawkins, Gregory W. Luebbering, Bradley E. Chenoweth 2012-08-07
D657510 Vacuum cleaner bag flange Sok-Min Chang, William Reimer, Brian Wang Sun 2012-04-10
7662200 Vacuum bag mounting and viewing features Steven L. Knuth, Randall Sandlin 2010-02-16