Patents by Inventor Jeffrey Beitzel

Jeffrey Beitzel 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).

  • Variable response bushing
    Patent number: 8627930
    Abstract: A bushing having a variable and controllable hardness, and a method of restricting movement comprising using such bushing.
    Type: Grant
    Filed: March 18, 2003
    Date of Patent: January 14, 2014
    Inventors: S. Gregory Smith, Jeffrey Beitzel
  • Variable response bushing
    Publication number: 20030230458
    Abstract: A bushing having a variable and controllable hardness, and a method of restricting movement comprising using such bushing.
    Type: Application
    Filed: March 18, 2003
    Publication date: December 18, 2003
    Inventors: S. Gregory Smith, Jeffrey Beitzel