Patents by Inventor Brent Liang

Brent Liang 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).

  • Uroflowmeter
    Patent number: D933241
    Type: Grant
    Filed: September 30, 2019
    Date of Patent: October 12, 2021
    Assignee: CLEARTRAC TECHNOLOGIES, LLC
    Inventors: Brent Liang, John Green, Paul R. Johnson, Robert John Smith, Robert Edwin Schneider, Magnus Hargis, Elise Geolat Edson, Elizabeth A. O'Brien, Joseph L. Kapushion