Patents by Inventor Michel E. A. Beghin

Michel E. A. Beghin 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).

  • Contact device for the photocathode of photoelectric tubes and manufacturing method
    Patent number: 5156936
    Abstract: Contact device (10) for the photocathode (11) of photoelectric tubes is produced by a metallic deposit on a substrate (12) intended to receive the photocathode. According to the invention, the contact device (10) is formed by narrow conductive contacts (20) deposited on the useful area (21) of the substrate (12).
    Type: Grant
    Filed: February 27, 1991
    Date of Patent: October 20, 1992
    Assignee: U.S. Philips Corporation
    Inventor: Michel E. A. Beghin
  • Contact device for the photocathode of photoelectric tubes and manufacturing method
    Patent number: 5038072
    Abstract: Contact device for the photocathode of photoelectric tubes includes a metallic deposit of narrow conductive contacts on the photocathode substrate. The device is useful in image intensifier tubes and fast slot scanning cameras.
    Type: Grant
    Filed: September 19, 1989
    Date of Patent: August 6, 1991
    Assignee: U.S. Philips Corporation
    Inventor: Michel E. A. Beghin