Patents by Inventor Bruce E. Erichsen

Bruce E. Erichsen 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).

  • Bird feeder
    Patent number: D289209
    Type: Grant
    Filed: June 24, 1985
    Date of Patent: April 7, 1987
    Assignee: R. L. Granger Co.
    Inventor: Bruce E. Erichsen