Patents by Inventor Roy Bates

Roy Bates 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).

  • Electric motor muffler
    Publication number: 20030042805
    Abstract: A muffler is incorporated into an electric motor housing to increase air flow across the motor and to reduce noise escaping from the housing. The muffler includes a cone adapted to be mounted adjacent the exhaust side of the motor fan. The muffler further includes an exhaust passageway comprising at least 270° in turns before final exhaustion.
    Type: Application
    Filed: August 20, 2001
    Publication date: March 6, 2003
    Applicant: Hamilton Beach/Proctor Silex, Inc.
    Inventors: Roy Bates, John Robert Bohannon, Brian Williamson