Patents by Inventor Walter G. Clarke

Walter G. Clarke 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).

  • Starter plug
    Patent number: 5052250
    Abstract: A spark plug starter tool is provided and consists of a spark plug engaging member attached to distal end of an elongated flexible shaft affixed onto a dowel pin extending from a handle whereby turning of the handle will install and remove a spark plug with respect to a cylinder head of an engine thus eliminating cross-threading. In a modification an adjustable chuck head is on distal end of a rigid shaft so that the chuck head can grasp and release the spark plug.
    Type: Grant
    Filed: March 11, 1988
    Date of Patent: October 1, 1991
    Inventors: Walter G. Clarke, George Spector