Patents by Inventor Zhong Qian Mo

Zhong Qian Mo 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).

  • Top loading load cell mass comparator
    Patent number: 5652411
    Abstract: A top loading load cell mass comparator having a load cell and a cantilevered beam connected between the load cell and a weight supporting platform which is self-centering to compensate for off-center loading when moving or replacing weights on the platform. A preload compressive force is applied to the load cell to minimize hysterisis and creep error in the load cell during weight exchanges on the weight supporting platform.
    Type: Grant
    Filed: April 18, 1995
    Date of Patent: July 29, 1997
    Assignee: Frazier Precision Instrument Company, Inc.
    Inventors: Thomas F. Scrivener, Zhong Qian Mo