Patents by Inventor Andreas Csillag

Andreas Csillag 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).

  • Multi-layer metal connecting contact and method for making it
    Patent number: 4142202
    Abstract: A multi-layer metal connecting contact on a semiconductor body of a predetermined conductivity type comprises three gold layers on the semiconductor body, one on top of the next, with the middle layer containing an impurity material which produces the predetermined type of conductivity in said semiconductor body, and at least one further metal layer not comprising gold arranged on said gold layers.The invention also includes a method of making such a multi-layer metal connecting contact.
    Type: Grant
    Filed: January 25, 1977
    Date of Patent: February 27, 1979
    Assignee: Licentia-Patent-Verwaltungs-G.m.b.H.
    Inventors: Andreas Csillag, Dieter Locher, Klaus Wedermann
  • Mask for use in production of semiconductor arrangements
    Patent number: 3951701
    Abstract: A mask for use in production of semiconductor arrangements comprises a mask element with projections thereon at a side adapted to face the semiconductor arrangement, the projections being adapted to cooperate with recesses in the semiconductor arrangement to locate the mask element thereon.The invention also includes a method of producing the semiconductor arrangements.
    Type: Grant
    Filed: March 19, 1975
    Date of Patent: April 20, 1976
    Assignee: Licentia Patent-Verwaltungs-G.m.b.H.
    Inventor: Andreas Csillag