Patents by Inventor Jeff A. Kreider

Jeff A. Kreider 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).

  • Tubular structural system
    Patent number: 4776719
    Abstract: A tubular structural system utilizes a plurality of graduated tubes, each having a plurality of apertures formed therein for receiving smaller tubes in a selectively locking configuration such that the tubes may be interlocked to form a structural framework.
    Type: Grant
    Filed: November 9, 1987
    Date of Patent: October 11, 1988
    Inventor: Jeff A. Kreider