Patents by Inventor Dane M. Blackburn

Dane M. Blackburn 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).

  • Bearing block having high strength to weight ratio
    Patent number: 5156378
    Abstract: A bearing block having an inner and outer race is provided with an enlarged axial opening through the unloaded portion of the inner race and is selectively reinforced in the region carrying the load, in order to provide an improved strength to weight ratio.
    Type: Grant
    Filed: April 25, 1991
    Date of Patent: October 20, 1992
    Assignee: Harken, Inc.
    Inventors: Peter O. Harken, Dane M. Blackburn