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:
Aug. 02, 2011
Filed:
Jun. 18, 2009
Applicants:
Chih-huang Lai, Hsinchu, TW;
Jung-wei Liao, Hsinchu, TW;
Hao-cheng Hou, Hsinchu, TW;
Meng-shian Lin, Hsinchu, TW;
Inventors:
Chih-Huang Lai, Hsinchu, TW;
Jung-Wei Liao, Hsinchu, TW;
Hao-Cheng Hou, Hsinchu, TW;
Meng-Shian Lin, Hsinchu, TW;
Assignee:
National Tsing Hua University, Hsinchu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/66 (2006.01);
U.S. Cl.
CPC ...
Abstract
A perpendicular magnetic recording medium includes a substrate, an antiferromagnetic layer disposed above the substrate, and a perpendicular magnetic recording layer formed on the antiferromagnetic layer and exchange-coupled to the antiferromagnetic layer.