Patents by Inventor Jian Jun Peng

Jian Jun Peng has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Self-wringing mop
    Patent number: 8522388
    Abstract: A self-wringing mop is disclosed that comprises a handle, a mounting support forming an axis of rotation, wherein the mounting support is connected with the handle, a cleaning portion connected with the mounting support in such a manner that the cleaning portion is rotatable about the axis, and a pressing member connected with the handle, wherein the pressing member engages with the cleaning portion to inhibit rotation of the cleaning portion.
    Type: Grant
    Filed: January 28, 2009
    Date of Patent: September 3, 2013
    Assignee: 3M Innovative Properties Company
    Inventors: Weilai Jiang, Feng Zeng, Jian Jun Peng
  • SELF-WRINGING MOP
    Publication number: 20110047733
    Abstract: A self-wringing mop is disclosed that comprises a handle, a mounting support forming an axis of rotation, wherein the mounting support is connected with the handle, a cleaning portion connected with the mounting support in such a manner that the cleaning portion is rotatable about the axis, and a pressing member connected with the handle, wherein the pressing member engages with the cleaning portion to inhibit rotation of the cleaning portion.
    Type: Application
    Filed: January 28, 2009
    Publication date: March 3, 2011
    Inventors: Weilai . Jiang, Feng Zeng, Jian Jun Peng
  • Cleaning tool
    Patent number: D620215
    Type: Grant
    Filed: February 15, 2008
    Date of Patent: July 20, 2010
    Assignee: 3M Innovative Properties Company
    Inventors: Jian Jun Peng, Feng Zeng, Liang Cheng