Patents by Inventor Willard C. Doty

Willard C. Doty 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).

  • Patent number: D294457
    Type: Grant
    Filed: October 30, 1985
    Date of Patent: March 1, 1988
    Inventors: Willard C. Doty, Michael T. Hegland
  • Patent number: D297616
    Type: Grant
    Filed: October 30, 1985
    Date of Patent: September 13, 1988
    Assignee: Mixalloy Limited
    Inventors: Willard C. Doty, Michael T. Hegland