Patents by Inventor Douglas M. Coleman

Douglas M. Coleman 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).

  • Lever actuator
    Patent number: D277759
    Type: Grant
    Filed: September 27, 1982
    Date of Patent: February 26, 1985
    Assignee: Coleman Tool and Manufacturing Corp.
    Inventor: Douglas M. Coleman