Patents by Inventor Robert A. Niemeyer

Robert A. Niemeyer 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).

  • Dispensing pump
    Patent number: D253398
    Type: Grant
    Filed: March 14, 1977
    Date of Patent: November 13, 1979
    Assignee: The Procter & Gamble Company
    Inventors: Robert A. Niemeyer, John Pardo