Patents by Inventor Timothy B. Willoughby

Timothy B. Willoughby 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).

  • Toilet bowl
    Patent number: D276177
    Type: Grant
    Filed: November 18, 1982
    Date of Patent: October 30, 1984
    Inventor: Timothy B. Willoughby
  • Golf club putter head
    Patent number: D368292
    Type: Grant
    Filed: October 18, 1994
    Date of Patent: March 26, 1996
    Inventor: Timothy B. Willoughby