Patents by Inventor Hugh Mark A. Collins

Hugh Mark A. Collins 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).

  • Double sided keyboard for a telephone
    Patent number: 6038313
    Abstract: A portable telephone has a hinged flap with a keyboard on each side of the flap, allowing a user to dial or punch a telephone number when the flap is in the open position or when the flap is in the closed position.
    Type: Grant
    Filed: November 20, 1997
    Date of Patent: March 14, 2000
    Assignee: Nortel Networks Corporation
    Inventor: Hugh Mark A. Collins