Patents by Inventor Alden W. Hanson

Alden W. Hanson 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: 4711476
    Abstract: A knot or bend for use with single or multiple lengths of material and comprising an overhand knot entwined with a crossing knot. The resulting knot or bend is decorative and capable of being tied in a variety of different ways. The knot or bend has great security, but easily may be loosened and untied when desired.
    Type: Grant
    Filed: November 21, 1986
    Date of Patent: December 8, 1987
    Assignee: Helen L. Hanson
    Inventor: Alden W. Hanson
  • Patent number: 4004732
    Abstract: The invention is an improved snow-making machine and method of making snow by effecting crystallization of a water spray in a moving, high volume, unidirectional mechanical movement of air wherein the discharge end of the snow-making apparatus is regularly redirected during operation such that the area of snow particle deposition obtained by the moving discharge end is at least three times greater than the actual area covered by the snow pattern formed by the particles issuing from the discharge end and the movement of the discharge end is at a rate and defines a pattern such that the resultant snow particles are directed to a different portion of the atmosphere and subsequently deposited at a different location than the immediately previously generated particles.
    Type: Grant
    Filed: October 31, 1975
    Date of Patent: January 25, 1977
    Inventor: Alden W. Hanson