Patents by Inventor Clifford Brooks Stevens

Clifford Brooks Stevens 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).

  • Machine tool
    Patent number: D244445
    Type: Grant
    Filed: May 6, 1976
    Date of Patent: May 24, 1977
    Assignee: Kearney & Trecker Corporation
    Inventors: Earl R. Lohneis, Frank Zankl, Clifford Brooks Stevens, Thomas J. Green
  • Internal combustion engine
    Patent number: D247177
    Type: Grant
    Filed: October 29, 1976
    Date of Patent: February 7, 1978
    Assignee: Briggs & Stratton Corporation
    Inventor: Clifford Brooks Stevens