Patents by Inventor Allan J. Thiesen

Allan J. Thiesen 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).

  • Anti-cross thread screw
    Patent number: 4952110
    Abstract: A threaded fastener has an eccentric tip with a smooth portion and a threaded portion. The smooth portion when viewed in side elevation defines an edge on a curve with an arcuate slope and the tip threaded portion is coincident with the shank to provide a threaded fastener which substantially eliminates axial and angular misalignment.
    Type: Grant
    Filed: October 13, 1989
    Date of Patent: August 28, 1990
    Assignee: Ring Screw Works, Inc.
    Inventors: Gus G. Avgoustis, Louis Vasilevski, Ronald G. Weiss, Allan J. Thiesen