Patents by Inventor Knut N. Froland

Knut N. Froland 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 and Apparatus For Welding Cost Calculator
    Publication number: 20110246395
    Abstract: A method and apparatus for providing welding-type power is disclosed and includes a cost calculator.
    Type: Application
    Filed: December 31, 2010
    Publication date: October 6, 2011
    Applicant: Illinois Tool Works Inc.
    Inventors: Grant A. Dolson, Anthony J. Kowaleski, Robert R. Davidson, Bruce A. Casner, Knut N. Froland, L. Thomas Hayes, Richard John Schuh