Patents by Inventor Robert K Carpenter

Robert K Carpenter 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).

  • Tire block and method of making the same
    Patent number: 6268035
    Abstract: A tire block is made of a plurality of elongated tire tread strips arranged end-to-end and wound in a spiral wrap of overlying convolutions. Fasteners secure the tire tread strips together. The tire tread strips are made from motor vehicle tires by removing the side walls and transversely splitting the tread.
    Type: Grant
    Filed: July 25, 2000
    Date of Patent: July 31, 2001
    Assignee: The Detroit Edison Company
    Inventor: Robert K Carpenter