The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 03, 1990
Filed:
Aug. 18, 1988
Applicant:
Inventors:
James K Howard, Morgan Hill, CA (US);
Hung-Chang W Huang, San Jose, CA (US);
Cherngye Hwang, San Jose, CA (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ; G11B / ;
U.S. Cl.
CPC ...
360113 ;
Abstract
A magnetoresistive sensor having spaced electrically conductive lead structures comprising a thin film of tungsten having a thin film overlayer, or, alternatively a thin film underlayer and a thin film overlayer, with both the thin film underlayer and the thin film overlayer formed of a material taken from the groups consisting of Ti, Ta, Cr, Zr, Hf, and TiW.