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:
Feb. 20, 1996
Filed:
Dec. 21, 1994
Applicant:
Inventors:
Yoshitaka Kawanishi, Tokyo, JP;
Tatsunori Ide, Tokyo, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
4302731 ; 430945 ; 369288 ; 428 644 ; 428 645 ;
Abstract
An information recording medium includes a recording thin film formed on a substrate. The recording thin film consists of a material containing cobalt, antimony, and tellurium as main components, and an energy beam is irradiated on the recording thin film to change optical characteristics of the recording thin film, thereby recording information.
Kawanishi, Yoshitaka. (1996). Information recording medium (U.S. Patent No. 5492794). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5492794
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