Patents by Inventor Roger J. Poirier

Roger J. Poirier 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).

  • Hockey stick
    Patent number: D244219
    Type: Grant
    Filed: July 17, 1975
    Date of Patent: May 3, 1977
    Inventor: Roger J. Poirier