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:
Jan. 23, 2007
Filed:
Feb. 26, 2004
Applicants:
Takashi Hikosaka, Tokyo, JP;
Futoshi Nakamura, Ichikawa, JP;
Soichi Oikawa, Chiba, JP;
Takeshi Iwasaki, Funabashi, JP;
Tomoyuki Maeda, Funabashi, JP;
Hiroshi Sakai, Ichihara, JP;
Kenji Shimizu, Ichihara, JP;
Akira Sakawaki, Ichihara, JP;
Inventors:
Takashi Hikosaka, Tokyo, JP;
Futoshi Nakamura, Ichikawa, JP;
Soichi Oikawa, Chiba, JP;
Takeshi Iwasaki, Funabashi, JP;
Tomoyuki Maeda, Funabashi, JP;
Hiroshi Sakai, Ichihara, JP;
Kenji Shimizu, Ichihara, JP;
Akira Sakawaki, Ichihara, JP;
Assignees:
Showa Denko K.K., Tokyo, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/66 (2006.01);
U.S. Cl.
CPC ...
Abstract
A multi-layer including a magnetic recording layer and a high-magnetostriction layer having a magnetostriction constant larger than that of the magnetic recording layer is formed.