Patents by Inventor Harry E. Back

Harry E. Back 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).

  • Method for measuring film thickness on wood panels using an IR analyzer
    Patent number: 4421983
    Abstract: A method of manufacturing paneling and the like in which the thickness or weight of coatings applied to substrate materials is measured by infrared absorption providing a digital representation, accurate to 0.01 mil, of the coating's thickness or weight to 0.01 gram/sq. ft. The rate of application of the coating is adjusted in accordance with the measurement to maintain the coating weight or thickness within optimum limits.
    Type: Grant
    Filed: March 13, 1981
    Date of Patent: December 20, 1983
    Assignee: Champion International Corporation
    Inventors: Ozzie Fogle, Harry E. Back