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Feng Zeng

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  • Shanghai, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Foldable spin flat mop and cleaning tool including same
    • Patent number 9,750,386
    • Issue date Sep 5, 2017
    • Feng Zeng
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Mop
    • Patent number 9,226,638
    • Issue date Jan 5, 2016
    • 3M Innovative Properties Company
    • Feng Zeng
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Cleaning device
    • Patent number 9,078,547
    • Issue date Jul 14, 2015
    • 3M Innovative Properties Company
    • Liang Cheng
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Self-wringing mop
    • Patent number 8,522,388
    • Issue date Sep 3, 2013
    • 3M Innovative Properties Company
    • Weilai Jiang
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Cleaning device having multiple cleaning surfaces
    • Patent number 8,464,389
    • Issue date Jun 18, 2013
    • 3M Innovative Properties Company
    • Weilai Jiang
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Cleaning tool
    • Patent number D620215
    • Issue date Jul 20, 2010
    • 3M Innovative Properties Company
    • Jian Jun Peng
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Floor mop
    • Patent number D563618
    • Issue date Mar 4, 2008
    • 3M Innovative Properties Company
    • Weilai Jiang
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Floor mop
    • Patent number D563068
    • Issue date Feb 26, 2008
    • 3M Innovative Properties Company
    • Weilai Jiang
    • D32 - Washing, cleaning, or drying machine

Patents Applicationslast 30 patents

  • Information Patent Application

    FOLDABLE SPIN FLAT MOP AND CLEANING TOOL INCLUDING SAME
    • Publication number 20150272419
    • Publication date Oct 1, 2015
    • 3M INNOVATIVE PROPERTIES COMPANY
    • Feng Zeng
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CLEANING MEMBER MOUNTING HOLDER FOR MOP AND MOP
    • Publication number 20140059791
    • Publication date Mar 6, 2014
    • 3M INNOVATIVE PROPERTIES COMPANY
    • Feng Zeng
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    MOP
    • Publication number 20130219646
    • Publication date Aug 29, 2013
    • 3M Innovative Properties Company
    • Feng Zeng
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CLEANING DEVICE
    • Publication number 20130174364
    • Publication date Jul 11, 2013
    • 3M Innovative Properties Company
    • Liang Cheng
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    SELF-WRINGING MOP
    • Publication number 20110047733
    • Publication date Mar 3, 2011
    • Weilai . Jiang
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CLEANING DEVICE HAVING MULTIPLE CLEANING SURFACES
    • Publication number 20100293732
    • Publication date Nov 25, 2010
    • 3M Innovative Properties Company
    • Weilai Jiang
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...