Patents Represented by Attorney Weyerhaeuser Intellectual Property Department

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  • Method for determining treatability of a wood product
    Patent number: 7526396
    Abstract: A method for determining potential uptake and/or potential penetration of a liquid and/or chemical within a wood product is provided. The methods involve the use of single and/or multiple sensor group systems to provide qualitative and/or quantitative estimates of uptake and/or penetration. Properties measured and/or detected by the sensor groups are inputted to an algorithm for determining treatability of the wood product.
    Type: Grant
    Filed: March 31, 2006
    Date of Patent: April 28, 2009
    Assignee: Weyerhaeuser NR Company
    Inventors: Stanley L. Floyd, Y. Carol Miltimore
  • Systems for orienting strands and other wood particles
    Patent number: 7520305
    Abstract: Systems for orienting strands and/or other types of particles are provided. The systems may have tabs which extend from orienting disks and/or collars and/or spacers which may be disposed on shafts. The tabs may prevent accumulation of strands between disks utilized within an orienting system. For example, the tabs may contact strands and/or other particles and guide or force the particles to be moved past the disks toward successive disks, or onto a screen or conveyor line.
    Type: Grant
    Filed: March 15, 2005
    Date of Patent: April 21, 2009
    Assignee: Weyerhaeuser NR Company
    Inventors: Mark T. Churchland, David J. McKenney, Joseph B. Jenkins, Dylan Gates, Paul E. Chambers