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:
Apr. 06, 1982
Filed:
Jul. 11, 1980
Applicant:
Inventors:
Toshiaki Kunieda, Minoo, JP;
Masaru Odagiri, Kawanishi, JP;
Takashi Fujita, Kawanishi, JP;
Koichi Shinohara, Kobe, JP;
Assignee:
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
428457 ; 360134 ; 360135 ; 360136 ; 148 3155 ; 148 3157 ; 7513 / ; 75170 ; 427132 ; 428639 ; 428668 ; 428678 ; 428680 ; 428688 ; 428900 ; 428928 ;
Abstract
A magnetic thin film deposited on a non-magnetic substrate consists substantially of Ni, Co and oxygen, the content of Ni being between 10 and 55% by weight based on the weight of Ni and Co, the atomic percent ratio of oxygen to Ni and Co being between 3 and 45%.