Patents by Inventor Joseph N. Neff

Joseph N. Neff 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).

  • Tire tread
    Patent number: D400130
    Type: Grant
    Filed: July 10, 1997
    Date of Patent: October 27, 1998
    Assignee: Bridgestone/Firestone, Inc.
    Inventors: Leonard F. Blankenship, James G. Guspodin, Joseph N. Neff
  • Tire tread
    Patent number: D400135
    Type: Grant
    Filed: August 5, 1997
    Date of Patent: October 27, 1998
    Assignee: Bridgestone/Firestone, Inc.
    Inventors: Leonard F. Blankenship, James G. Guspodin, Joseph N. Neff