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:
Nov. 25, 2003
Filed:
Jul. 22, 1999
Applicant:
Inventors:
Kazunori Komatsu, Kanagawa, JP;
Seiji Kasahara, Kanagawa, JP;
Assignee:
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B 5/64 ; G11B 5/73 ;
U.S. Cl.
CPC ...
G11B 5/64 ; G11B 5/73 ;
Abstract
A magnetic recording medium includes a support, and a single magnetic layer having a thickness of 0.3 &mgr;m or less, which contains nonmagnetic particles. In the magnetic medium, the thickness of the single magnetic layer is equal to or larger than an average particle diameter of the nonmagnetic particles.