Patents by Inventor Tinghu Yan

Tinghu Yan 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).

  • Vibrating tube densitometers
    Patent number: 9322759
    Abstract: The invention provides a method of calibrating a vibrating tube densitometer intended to operate at combined elevated temperatures and pressures.
    Type: Grant
    Filed: February 4, 2011
    Date of Patent: April 26, 2016
    Assignee: Mobrey Limited
    Inventors: Tinghu Yan, George Macdonald, David Malcolm Campbell
  • IMPROVEMENTS IN VIBRATING TUBE DENSITOMETERS
    Publication number: 20120310579
    Abstract: The invention provides a method of calibrating a vibrating tube densitometer intended to operate at combined elevated temperatures and pressures.
    Type: Application
    Filed: February 4, 2011
    Publication date: December 6, 2012
    Applicant: Mobrey Limited
    Inventors: Tinghu Yan, George Macdonald, David Malcolm Campbell