Patents by Inventor Graham Hollister, Jr.

Graham Hollister, Jr. 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).

  • Patent number: 4875514
    Abstract: A method and an apparatus for performing said method wherein a log of wood is split by being forced through a generally conical shaped apparatus containing a multiplicity of uniquely shaped, spaced, interconnected, and cooperatively operative knives or splitting elements. The method involves forcing a large log of wood through the uniquely shaped knife or splitting element arrangement in such manner that there is in effect a stepped splitting of the wood into relatively uniformly shaped pieces of wood suitable to be used for a variety of purposes including, but not limited to, firewood, and the like.
    Type: Grant
    Filed: October 24, 1988
    Date of Patent: October 24, 1989
    Inventor: Graham Hollister, Jr.