Patents by Inventor John William Ryshavy

John William Ryshavy 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).

  • Torsion bar adjustment key
    Patent number: D556524
    Type: Grant
    Filed: March 12, 2007
    Date of Patent: December 4, 2007
    Assignee: Stempf Automotive Industries, Inc.
    Inventors: John William Ryshavy, James Richard Ryshavy
  • Torsion bar adjustment key
    Patent number: D556525
    Type: Grant
    Filed: March 12, 2007
    Date of Patent: December 4, 2007
    Assignee: Stempf Automotive Industries, Inc.
    Inventors: John William Ryshavy, James Richard Ryshavy