Patents by Inventor Malikowski, Willi

Malikowski, Willi 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).

  • Electrical contact piece
    Patent number: 4456662
    Abstract: There is described an electrical contact piece made of a silver-metal oxide material as contact coating, a carrier made of copper, or iron and an intermediate layer which furnishes a high adhesive strength of the contact coating to the contact carrier even at a high number of switchings. The intermediate layer consist essentially of a silver alloy having 2 to 12 weight % of tin, indium, and/or germanium.
    Type: Grant
    Filed: June 8, 1982
    Date of Patent: June 26, 1984
    Assignee: Degussa Aktiengesellschaft
    Inventors: Malikowski, Willi, Andreas Szulczyk, Wolfgang Bohm, Roger Wolmer