Patents by Inventor Donald H. Hogle

Donald H. Hogle 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).

  • Oriented profile fibers
    Patent number: 5277976
    Abstract: A method for providing a shaped fiber is provided, which shaped fiber closely replicates the shape of the die orifice. The polymer is spun at a melt temperature close to a minimum flow temperature and under a high drawdown.
    Type: Grant
    Filed: October 7, 1991
    Date of Patent: January 11, 1994
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Donald H. Hogle, Peter M. Olofson