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:
Jun. 16, 1998
Filed:
Jan. 25, 1996
Applicant:
Inventors:
Noriyuki Kitaori, Tochigi, JP;
Osamu Yoshida, Tochigi, JP;
Katsumi Sasaki, Tochigi, JP;
Junko Ishikawa, Tochigi, JP;
Assignee:
Kao Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
4286 / ; 4286 / ; 428900 ;
Abstract
A magnetic recording medium is disclosed which comprises a support having thereon a thin magnetic metal film comprising columns of magnetic metal grains grown obliquely, wherein each of said columns is bent having a curvature rate of 10% or more.