Patents by Inventor Roger J. Mandt

Roger J. Mandt 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).

  • Heat curing and subsequent calendering to produce magnetic recording media
    Patent number: 7314647
    Abstract: A method for producing a magnetic recording medium includes heat-curing a coated substrate to cure a non-magnetic back coat on the substrate and to cure a magnetic front coat on the substrate, and calendering the heat-cured coated substrate to produce the magnetic recording medium. The calendering optionally is off-line calendering during which the substrate passes between opposed, generally non-compliant rolls. Other methods, and magnetic recording media produced by the disclosed methods, also are disclosed.
    Type: Grant
    Filed: March 20, 2003
    Date of Patent: January 1, 2008
    Assignee: Imation Corp.
    Inventors: Bruce H. Edwards, Roger J. Mandt, David J. Owen, Brian D. Brong, Nang T. Tran, Douglas G. Pedrotty