Patents by Inventor Douglas L. Dahle

Douglas L. Dahle 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).

  • Putter head
    Patent number: D324249
    Type: Grant
    Filed: May 16, 1989
    Date of Patent: February 25, 1992
    Assignee: Aristocrat Manufacturing Company
    Inventor: Douglas L. Dahle