Patents by Inventor Martin E. Hobbins

Martin E. Hobbins 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).

  • Conductive screen for video display unit
    Patent number: 4701801
    Abstract: Disclosed is a conductive screen for a video display unit. In particular, this invention discloses an electromagnetic interference ("EMI") shielding device for a video display unit and methods for making the same. This invention relates to an EMI shielding device in which an electrically conductive screen or conductive coating is used to shield the face plate of a cathode ray tube. The face plate is maintained in place by holding means located between the face plate and the bezel.
    Type: Grant
    Filed: September 5, 1986
    Date of Patent: October 20, 1987
    Assignee: Northern Technologies Ltd.
    Inventors: Martin E. Hobbins, Robert G. Dickie, Rene Pardo
  • Conductive screen for video display unit
    Patent number: 4686576
    Abstract: A conductive screen for a video display unit. In particular, this invention discloses an electromagnetic interference ("EMI") shielding device for a video display unit and methods for making the same. This invention relates to an EMI shielding device which an electrically conductive screen is in electrically conductive contact with the face of a cathode ray tube also eliminating the build up of static electricity therefrom. The conductive screen and faceplate of the video display unit are held in contact with the cathode ray tube by the bezel of the cathode ray tube housing.
    Type: Grant
    Filed: March 17, 1986
    Date of Patent: August 11, 1987
    Assignee: Northern Technologies, Ltd.
    Inventors: Robert G. Dickie, Martin E. Hobbins