Patents by Inventor Robert P. Zeihm

Robert P. Zeihm 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).

  • Stump grinding apparatus
    Patent number: 7104294
    Abstract: The present invention provides a stump grinding apparatus. The apparatus includes a rotatable wheel, a plurality of blocks each having an inner side attached to a side of the rotatable wheel, and a plurality of teeth each individually received within a groove formed on an outer side of the block. Fasteners pass through a base portion of the teeth and thereby hold the teeth to the blocks and the blocks to the wheel.
    Type: Grant
    Filed: March 11, 2004
    Date of Patent: September 12, 2006
    Assignee: Bucktooth Grinding Co., LLC
    Inventors: Jared S. Kopocs, Robert P. Zeihm, Carl Kopocs
  • Stump grinding apparatus
    Publication number: 20040182477
    Abstract: The present invention provides a stump grinding apparatus. The apparatus includes a rotatable wheel, a plurality of blocks each having an inner side attached to a side of the rotatable wheel, and a plurality of teeth each individually received within a groove formed on an outer side of the block. Fasteners pass through a base portion of the teeth and thereby hold the teeth to the blocks and the blocks to the wheel.
    Type: Application
    Filed: March 11, 2004
    Publication date: September 23, 2004
    Applicant: Bucktooth Grinding Company, LLC
    Inventors: Jared S. Kopocs, Robert P. Zeihm, Carl Kopocs