Patents by Inventor Frits J. Andeweg

Frits J. Andeweg 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: 4882865
    Abstract: Disclosed is a graphics display system having a plurality of discrete light sources disposed along, and forming an integral part of, an illustration which is printed upon a shirt or other substrate. A battery-powered pre-programmed timing control circuit selectively illuminates the light sources disclosed as light-emitting diodes extending through openings in the shirt, to produce animation of the illustration and in particular motion of an item from one location on the illustration to a spaced location thereof.
    Type: Grant
    Filed: January 21, 1988
    Date of Patent: November 28, 1989
    Inventor: Frits J. Andeweg
  • Patent number: 3948445
    Abstract: A vapor generator with air freshening material and/or insecticide materials stored in porous material of the generator subject to heat accelerated vaporization release. Controlled vapor release of the stored material is attained through moderate heating and exposure of storage material in the generator.
    Type: Grant
    Filed: June 26, 1973
    Date of Patent: April 6, 1976
    Inventor: Frits J. Andeweg