Patents by Inventor Eric W. Sjostrom

Eric W. Sjostrom 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).

  • Game board
    Patent number: D296910
    Type: Grant
    Filed: October 10, 1985
    Date of Patent: July 26, 1988
    Inventor: Eric W. Sjostrom