Patents by Inventor Felician A. Zell

Felician A. Zell 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).

  • High power ceramic microelectronic package
    Patent number: 5311399
    Abstract: A microelectronic package comprising a ceramic substrate (22) having a first surface bonded to a metal heat sink (25) and a second surface (30) opposite said first surface and having at least one metallized island (32) bonded to a lead frame (26), wherein the island has a uniform pullback (35) of metallization from the edge (36) of the substrate.
    Type: Grant
    Filed: June 24, 1992
    Date of Patent: May 10, 1994
    Assignee: The Carborundum Company
    Inventors: Felician A. Zell, Gerald R. Miller