Patents by Inventor Wilhelm Schreihage

Wilhelm Schreihage 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).

  • Device for mounting parts on printed circuit boards
    Patent number: 4375126
    Abstract: A device and a method of automatically mounting plate-shaped chips on printed circuit boards, the chips first being aligned and positioned with respect to each other before they are glued onto the printed circuit board, after which the whole assembly of parts is soldered down.
    Type: Grant
    Filed: August 27, 1980
    Date of Patent: March 1, 1983
    Assignee: U.S. Philips Corporation
    Inventors: Helmut Dull, Wilhelm Schreihage
  • Electronic component with heat cooled substrates
    Patent number: 4120020
    Abstract: An electronic module having two insulating substrates which are provided with printed wiring and which are connected to circuit elements, and mounted against opposite sides of a heat-dissipating body. The sides of the substrates are remote from the sides supporting the printed wiring and/or thin-layer circuit elements are glued to the heat-dissipating body which is between the substrates, and the required connection leads are enveloped by an insulating envelope.
    Type: Grant
    Filed: August 11, 1976
    Date of Patent: October 10, 1978
    Assignee: U.S. Philips Corporation
    Inventors: Edward Uden, Wilhelm Schreihage, Johan Christiaan Jacobus Finck