Patents by Inventor Robert Kupczyk

Robert Kupczyk 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).

  • SCREW, BOLT OR LOCKING RING BOLT
    Publication number: 20090252572
    Abstract: Screw (10), bolt or locking ring bolt (20), each exclusively produced by rolling as well as a method of production of such a screw (10), such a bolt or such a locking ring bolt (20).
    Type: Application
    Filed: August 1, 2007
    Publication date: October 8, 2009
    Applicant: ACUMENT GMBH & CO. OHG
    Inventor: Robert Kupczyk