Patents by Inventor Wolfgang S. Pottken

Wolfgang S. Pottken 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).

  • Process of producing solderable composites containing AgCdO
    Patent number: 3935988
    Abstract: A process for making a solderable composite body containing silver cadmium oxide comprising forming an assembly having an intermediate layer of a silver copper alloy located between a layer of a silver cadmium alloy and a layer of silver of silver alloy, welding the layers together, and subsequently oxidizing the cadmium.
    Type: Grant
    Filed: June 24, 1974
    Date of Patent: February 3, 1976
    Assignee: Eugen Durrwachter Doduco
    Inventors: Ulf O. Harmsen, Wolfgang S. Pottken
  • Method for manufacturing a ductile silver metallic oxide semi-product
    Patent number: 3932935
    Abstract: There is produced a ductile silver-metallic oxide semifinished product, for example a silver cadmium oxide wire, or a sheet or square rod having silver-metallic oxide, silver-metallic, and silver metalloid compounds. There are assembled in sandwich fashion several plates of internally oxidized silver-metallic oxide and of powder metallurgically produced silver-metallic oxide. The sandwich is then extrusion pressed.
    Type: Grant
    Filed: February 14, 1974
    Date of Patent: January 20, 1976
    Assignee: Dr. Eugene Durrwachter DODUCO
    Inventors: Ulf O. Harmsen, Wolfgang S. Pottken