Patents by Inventor George A. Karustis

George A. Karustis 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).

  • Palladium electroplating and bath thereof
    Patent number: 4552628
    Abstract: Palladium electroplating baths comprising palladium in the form of a palladium tetraammine compound, sulfamate anions, optionally sulfate anions, at least some ammonium cations, and the balance of the cations, if any, being alkali metal cations, the bath operating at a pH of about 5 to 7. The bath is substantially free of both halides and thiourea.
    Type: Grant
    Filed: February 27, 1984
    Date of Patent: November 12, 1985
    Assignee: Engelhard Corporation
    Inventors: Jeannine Wilcox, George A. Karustis
  • Non-cyanide acidic silver electroplating bath and additive therefore
    Patent number: 4067784
    Abstract: A non-cyanide acidic silver electroplating bath contains a soluble silver salt, a thiosulfate, a bisulfite buffer and a sulfate.
    Type: Grant
    Filed: June 9, 1976
    Date of Patent: January 10, 1978
    Assignee: Oxy Metal Industries Corporation
    Inventors: Elizabeth P. Leahy, George A. Karustis