Patents by Inventor Sobhan Nazari Tiji

Sobhan Nazari Tiji 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 FOR PREVENTION OF PREMATURE EDGE FRACTURE AT DRAW BEAD
    Publication number: 20240001424
    Abstract: A system for forming a steel material includes a first binder, a second binder, a punch and a carrier blank. The first binder and the second binder are configured to form a draw bead shape in the steel material by compressing the steel material between a draw bead protrusion and a draw bead channel. The punch is configured to form the steel material relative to the first binder and the second binder. The carrier blank is positioned on a surface of the steel material and is configured to cover a portion of the draw bead shape during formation of the draw bead shape in the steel material.
    Type: Application
    Filed: June 15, 2023
    Publication date: January 4, 2024
    Inventors: Feng Zhu, Sobhan Nazari Tiji, Panagiotis Makrygiannis, Jimmy J. Zhang, Yu-Wei Wang