Patents by Inventor John C. Constantine

John C. Constantine 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).

  • Sinter control additive
    Patent number: 5001598
    Abstract: A sinter control material which is added to silver or palladium silver powders used for internal electrodes within multilayer ceramic capacitors is described. Iridium and rhodium resinates are disclosed as the additives.
    Type: Grant
    Filed: April 20, 1989
    Date of Patent: March 19, 1991
    Assignee: Engelhard Corporation
    Inventor: John C. Constantine