Patents by Inventor Raymond J. Hansen

Raymond J. Hansen 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).

  • Thermal printer systems
    Patent number: 3947854
    Abstract: The thermal printer system is comprised of a means for generating heated air and a means for controlling the application of the heated air to a thermally sensitive recording medium. In an embodyment of the invention there is provided a means for ionizing a column of gas and a means for attracting or repelling the ionized column of gas along a desired path in response to a control signal. Interposed along the desired path is a means for heating the gas and a thermally sensitive recording medium positioned to intercept the column of heated gas such that a record is made on the recording medium which record is a function of the control signal.
    Type: Grant
    Filed: September 16, 1974
    Date of Patent: March 30, 1976
    Assignee: NCR Corporation
    Inventors: Raymond J. Hansen, Gerald A. St. Jacques, Robert M. Whitely