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. 03, 2015
Filed:
Jan. 22, 2010
Shingo Sasaki, Ichinoseki, JP;
Shin Saito, Sendai, JP;
Migaku Takahashi, Sendai, JP;
Atsushi Hashimoto, Chiba, JP;
Yuzo Sasaki, Ichihara, JP;
Gohei Kurokawa, Ichihara, JP;
Tomoyuki Maeda, Kawasaki, JP;
Akihiko Takeo, Tokyo, JP;
Shingo Sasaki, Ichinoseki, JP;
Shin Saito, Sendai, JP;
Migaku Takahashi, Sendai, JP;
Atsushi Hashimoto, Chiba, JP;
Yuzo Sasaki, Ichihara, JP;
Gohei Kurokawa, Ichihara, JP;
Tomoyuki Maeda, Kawasaki, JP;
Akihiko Takeo, Tokyo, JP;
Showa Denko K.K., Tokyo, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Tohoku University, Miyagi-ken, JP;
Abstract
There are provided a method for manufacturing a magnetic recording medium which is excellent in terms of both the recording and reproduction characteristics and the thermal fluctuation characteristics without reducing the density and hardness of the perpendicular magnetic layer; a magnetic recording medium; and a magnetic recording and reproducing apparatus with which an excellent recording density is achieved,