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. 28, 1986
Filed:
Jul. 27, 1984
Applicant:
Inventors:
Takeshi Sawada, Yokohama, JP;
Akira Shinmi, Kawasaki, JP;
Hiroshi Takagi, Yokohama, JP;
Kenji Suzuki, Kawasaki, JP;
Fumio Kishi, Kawasaki, JP;
Susumu Kozuki, Tokyo, JP;
Assignees:
Canon Kabushiki Kaisha, Tokyo, JP;
Tohoku Steel Co., Ltd., Miyagi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
428694 ; 2041 / ; 427132 ; 427128 ; 428900 ; 360134 ; 360135 ; 360136 ;
Abstract
A magnetic recording medium having a magnetic layer formed by a thin film deposition method, characterized in that the magnetic layer contains Fe as the principal component, Co, Ni and at least one of Mn, Cu, V, Nb, Ta, Mo, W, Ti, Zr and Hf.