Patents by Inventor Peter Sipkes

Peter Sipkes 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).

  • Vacuum-tight, electrical connection for the photocathode in an image intensifier tube
    Patent number: 4315185
    Abstract: Electrical connection for the photocathode in an image intensifier tube, said photocathode being present on the input window of the image intensifier tube, and which input window is secured by means of a layer of vacuum-tight material, e.g. frit, to a metallic cathode flange, which in turn is secured to the outer wall of the image intensifier tube, and in which the electrical conducting lead effecting the connection is passed via the frit layer to the outside of the image intensifier tube, and in which means are provided for keeping the electrical conducting lead clear of the input window and/or the cathode flange at least at one place along its length through the frit layer.
    Type: Grant
    Filed: April 27, 1979
    Date of Patent: February 9, 1982
    Assignee: N.V. Optische Industrie "De Oude Delft"
    Inventors: Terence C. McStravick, Peter Sipkes