Patents by Inventor Fenqiang Zhong

Fenqiang Zhong 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).

  • Intelligent shift paper shredding mechanism and method of automatic shift of the same
    Patent number: 7420344
    Abstract: An intelligent shift paper shredding mechanism and a method of automatic shift of the same in accordance with the present invention includes a control circuit including a control chip electrically connecting with a shift circuit and a locked-stator detect circuit. The shift circuit electrically connects with a motor.
    Type: Grant
    Filed: May 15, 2006
    Date of Patent: September 2, 2008
    Inventor: Fenqiang Zhong
  • Intelligent shift paper shredding mechanism and method of automatic shift of the same
    Publication number: 20070164135
    Abstract: An intelligent shift paper shredding mechanism and a method of automatic shift of the same in accordance with the present invention includes a control circuit including a control chip electrically connecting with a shift circuit and a locked-stator detect circuit. The shift circuit electrically connects with a motor.
    Type: Application
    Filed: May 15, 2006
    Publication date: July 19, 2007
    Inventor: Fenqiang Zhong