Patents by Inventor David A. Tiedeman

David A. Tiedeman 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: 5860606
    Abstract: A chipper/shredder for comminuting debris such as leaves, twigs, branches and the like, comprising a housing having at least one inlet for receiving such debris, cutting elements disposed within the housing, an engine operatively coupled to the cutting elements for selectively moving said cutting elements to comminute the debris, and a first feed chute attached to a first side of the housing and communicating with the inlet, wherein the feed chute is selectively rotatable between upright and lowered positions, rotation of the chute being about an axis substantially perpendicular to the plane defined by the first side of the housing. The housing preferably includes a second inlet on the opposite side of the first feed chute, with a second feed chute fixedly secured thereto for introducing larger debris into the interior of the housing for comminuting.
    Type: Grant
    Filed: June 3, 1993
    Date of Patent: January 19, 1999
    Assignee: Murray Outdoor Products, Inc.
    Inventors: David A. Tiedeman, Charles S. Henninger
  • Patent number: D358399
    Type: Grant
    Filed: January 9, 1994
    Date of Patent: May 16, 1995
    Inventors: David A. Tiedeman, Charles S. Henninger
  • Patent number: D372922
    Type: Grant
    Filed: March 9, 1995
    Date of Patent: August 20, 1996
    Assignee: Murray, Inc.
    Inventors: David A. Tiedeman, Charles S. Henninger