Patents by Inventor Roger J. Bushnell

Roger J. Bushnell 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: D266760
    Type: Grant
    Filed: April 3, 1979
    Date of Patent: November 2, 1982
    Assignee: Northern Telecom Limited
    Inventors: Peter D. H. Trussler, Roger J. Bushnell