Patents by Inventor Raymond J. H. Walters

Raymond J. H. Walters 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).

  • Pressure-responsive switch
    Patent number: D280501
    Type: Grant
    Filed: February 17, 1983
    Date of Patent: September 10, 1985
    Assignee: Values Pty. Ltd.
    Inventor: Raymond J. H. Walters
  • Pressure responsive switch
    Patent number: D297006
    Type: Grant
    Filed: April 18, 1985
    Date of Patent: August 2, 1988
    Assignee: Values Pty. Ltd.
    Inventor: Raymond J. H. Walters