Patents by Inventor Tadayuki Taneoka

Tadayuki Taneoka 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).

  • Semiconductor device with multilayer base contact
    Patent number: 5068710
    Abstract: On a semiconductor film to function as a lead-out electrode of a semiconductor element, a metal silicide film and a metal nitride film are successively provided, whereby alloying and inferior contact resistances attributed to heat during wiring with aluminum can be effectively suppressed, so that the reliability of a semiconductor device can be enhanced.
    Type: Grant
    Filed: August 22, 1989
    Date of Patent: November 26, 1991
    Assignee: Hitachi, Ltd.
    Inventors: Nobuo Owada, Mitsuaki Horiuchi, Masatoshi Tsuneoka, Tadayuki Taneoka