Patents by Inventor Edward M. Mengel

Edward M. Mengel 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).

  • High voltage regulated supply particularly suited for visual displays
    Patent number: 6049180
    Abstract: A supply is disclosed that develops a high dc voltage that may be applied to the anode of a cathode ray tube (CRT) of a display system. The supply provides the high dc voltage without the need for any high voltage flyback transformers and without the need of any power transistors. In one embodiment, the circuit of the invention is interposed between a subsystem of a power source of a horizontal deflection system, and the anode of the CRT.
    Type: Grant
    Filed: January 8, 1998
    Date of Patent: April 11, 2000
    Inventors: Edward M. Mengel, Richard L. Kies, Jr.
  • Universal focal plane dewar assembly
    Patent number: 5966945
    Abstract: A universal focal plane DEWAR assembly for cryogenic cooling of an infrared detector DEWAR, which includes an infrared transmissive window attached to a hollow support cylinder under vacuum conditions, with a glass bore in the cylinder, which contains focal plane infrared structure inside of a cold shield, which is attached to a cold plate, with a cold button in contact therewith, and with a cold finger from a cryogenically cooled expander, which is spring mounted in the glass bore for removal and replacement without disturbing the focal plane structure.
    Type: Grant
    Filed: June 5, 1998
    Date of Patent: October 19, 1999
    Inventors: Edward M. Mengel, Richard L. Kies, Jr.