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:
Jul. 28, 1987
Filed:
Aug. 15, 1984
Applicant:
Inventors:
Kyuzo Nakamura, Yachimatamachi, JP;
Yoshifumi Ota, Yachimatamachi, JP;
Tsutomu Asaka, Yachimatamachi, JP;
Assignee:
Nihonshinku Gijutsu Kabushiki Kaisha, Kanagawa, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
428692 ; 428694 ; 428702 ; 428900 ;
Abstract
An optical magnetic recording member comprising a perpendicular-type magnetic film which is provided on a reflection film, and is made of a mixture of a ferromagnetic metal Me and a dielectric material.