Inventor · disambiguated record
Donald Joseph Davidshofer
Also filed as: DAVIDSHOFER DONALD · DAVIDSHOFER DONALD J · DAVIDSHOFER DONALD JOSEPH
14 granted patents·4 pending applications·135 citations·filing 2003–2014
92Inventor score
Technology areasA47L
Files withELECTROLUX HOME CARE PROD NA6MIDEA AMERICA CORP3HAWKINS THOMAS W2VINES BRIAN2CHANG SOK-MIN1
Top patents by PatentIndex Score
18 records- 0190US8997310B2Vacuum cleaner cyclone with helical cyclone expansion regionELECTROLUX HOME CARE PROD NA·Filed 2012·Granted Apr 7, 2015·20 cites·19 claims
- 0288US8904595B2Vacuum cleaner floor sealDAVIDSHOFER DONALD·Filed 2011·Granted Dec 9, 2014·26 cites·20 claims
- 0387US9743819B2Floor mop with concentrated cleaning featureMIDEA AMERICA CORP·Filed 2013·Granted Aug 29, 2017·17 cites·16 claims
- 0484US8234750B2Vacuum cleaner accessory valveHAWKINS THOMAS W·Filed 2010·Granted Aug 7, 2012·11 cites·23 claims
- 0584US7662200B2Vacuum bag mounting and viewing featuresELECTROLUX HOME CARE PROD NA·Filed 2006·Granted Feb 16, 2010·21 cites·24 claims
- 0681US9179815B2Floor mop with removable base plateELECTROLUX HOME CARE PROD NA·Filed 2013·Granted Nov 10, 2015·10 cites·20 claims
- 0778US8448295B2Vacuum cleaner with rotating handleVINES BRIAN·Filed 2010·Granted May 28, 2013·9 cites·29 claims
- 0867US8656552B2Vacuum cleaner with movable wheelVINES BRIAN·Filed 2010·Granted Feb 25, 2014·4 cites·18 claims
- 0964US8650707B2Vacuum cleaner sound reducing deviceHAWKINS THOMAS W·Filed 2012·Granted Feb 18, 2014·2 cites·10 claims
- 1056US10165916B2Vacuum cleaner base assembly and air passage systemMIDEA AMERICA CORP·Filed 2013·Granted Jan 1, 2019·1 cites·33 claims
- 1156USD657510SVacuum cleaner bag flangeCHANG SOK-MIN·Filed 2011·Granted Apr 10, 2012·13 cites·1 claims
- 1254US9554686B2Flexible scrubbing head for a floor mopELECTROLUX HOME CARE PRODUCTS INC·Filed 2013·Granted Jan 31, 2017·1 cites·20 claims
- 1352US9675223B2Vacuum cleaner floor sealMIDEA AMERICA CORP·Filed 2014·Granted Jun 13, 2017·0 cites·30 claims
- 1450US2008307597A1Upright vacuum cleanerDAVIDSHOFER DONALD J·Filed 2007·Application pending·0 cites
- 1548US2014157543A1Vacuum cleaner base assemblyELECTROLUX HOME CARE PROD NA·Filed 2013·Application pending·0 cites
- 1645US2015082565A1Sliding scrub brush for a floor mopELECTROLUX HOME CARE PROD NA·Filed 2013·Application pending·0 cites
- 1742US9345371B2Vacuum cleaner base assemblyELECTROLUX HOME CARE PROD NA·Filed 2012·Granted May 24, 2016·0 cites·21 claims
- 1840US2004134014A1Vacuum cleaner having a variable speed brushrollFiled 2003·Application pending·0 cites
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