Patents by Inventor Wolfgang M. Goubau

Wolfgang M. Goubau 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).

  • Magnetoresistive transducer having tantalum lead conductors
    Patent number: 5268806
    Abstract: A magnetoresistive (MR) sensor having electrically conductive lead structures which are in electrical contact with the MR element at spaced positions. The lead structures comprise a thin film layer of body-centered-cubic tantalum which is separated from the MR element by a thin film seed layer formed of a material taken from the group consisting of TiW, TaW, Cr and W.
    Type: Grant
    Filed: January 21, 1992
    Date of Patent: December 7, 1993
    Assignee: International Business Machines Corporation
    Inventors: Wolfgang M. Goubau, James K. Howard, Hung-Chang W. Huang, Cherngye Hwang, Robert O. Schwenker, James C. Uy