Patents by Inventor Robert Charles Wopperer

Robert Charles Wopperer 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).

  • Analytical instrument
    Patent number: D683642
    Type: Grant
    Filed: October 31, 2012
    Date of Patent: June 4, 2013
    Assignee: Thermo Scientific Portable Analytical Instruments Inc.
    Inventors: Collin Wardwell Buesser, Howard Dorsey Kellogg, Robert Charles Wopperer