Patents by Inventor Robert H. Breitbarth

Robert H. Breitbarth 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).

  • Lightweight chain saw bar
    Patent number: 6427342
    Abstract: A guide bar for a chain saw is provided having an elongate substantially planar main body portion made from a first material and having an opening extending therethrough. An elongate insert made from a second material is configured to fit closely in the opening in the main body portion. The main body portion has a holding mechanism for retaining an end portion of the insert to inhibit release of the end portion of the insert laterally of the main body portion.
    Type: Grant
    Filed: August 29, 2000
    Date of Patent: August 6, 2002
    Assignee: Blount, Inc.
    Inventors: Robert H. Breitbarth, David Scott Penrose