Patents by Inventor Mingqing Zhang

Mingqing Zhang 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).

  • Proximate analyzer
    Patent number: D847009
    Type: Grant
    Filed: January 4, 2018
    Date of Patent: April 30, 2019
    Assignee: Hunan Sundy Science and Technology Co., LTD.
    Inventor: Mingqing Zhang
  • Volatile matter analyzer
    Patent number: D857536
    Type: Grant
    Filed: January 4, 2018
    Date of Patent: August 27, 2019
    Assignee: Hunan Sundy Science and Technology Co., LTD.
    Inventors: Mingqing Zhang, Pan Wen