Patents by Inventor Greg J Leaf

Greg J Leaf 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).

  • Determining wood characteristics using annual ring images from lumber faces
    Patent number: 8073192
    Abstract: Methods are described for predicting the percentage of latewood and specific gravity of lumber independent of moisture content using image analysis of the lumber surfaces.
    Type: Grant
    Filed: December 24, 2008
    Date of Patent: December 6, 2011
    Assignee: Weyerhaeuser NR Company
    Inventors: Chih-Lin Huang, Greg J Leaf