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:
Mar. 18, 2003
Filed:
Feb. 17, 2000
Applicant:
Inventors:
Rosa A. Lukaszew, St. Clair Shores, MI (US);
Yongning Sheng, Ann Arbor, MI (US);
Roy Clarke, Ann Arbor, MI (US);
Ctirad Uher, Ann Arbor, MI (US);
Assignee:
The Regents of the University of Michigan, Ann Arbor, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/33 ;
U.S. Cl.
CPC ...
G11B 5/33 ;
Abstract
A magnetic tunneling structure formed of first and second ferromagnetic layers and a insulating tunneling barrier layer sandwiched therebetween. The first and second ferromagnetic layers are preferably formed of the same ferromagnetic material, but have different crystallographic structures. The insulating tunneling barrier layer is preferably a nitride layer, for example, boron nitride, formed on the first ferromagnetic layer.