Patents by Inventor Roger C. Temple

Roger C. Temple 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).

  • Surge brake
    Patent number: 4889212
    Abstract: A drawbar is disclosed having an integral surge brake unit located at the opposing end of the drawbar from the hitch coupling so as to reduce the effective weight of the drawbar.
    Type: Grant
    Filed: February 16, 1988
    Date of Patent: December 26, 1989
    Assignee: Joseph D. Alvado
    Inventor: Roger C. Temple