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:
Aug. 08, 1995
Filed:
May. 25, 1993
Applicant:
Inventors:
Kazumi Yoshioka, Yawata, JP;
Takeo Ohta, Nara, JP;
Masami Uchida, Hirakata, JP;
Shigeaki Furukawa, Nara, JP;
Assignee:
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
428623 ; 428650 ; 428672 ; 4286 / ; 428928 ;
Abstract
A reflecting film for use in an optical recording medium, which essentially consists of gold. The reflecting film also is capable of including a second reflecting layer essentially made of aluminum. An optical recording medium includes a recording film, the reflecting layer(s), an adhesive layer, and a cover layer for covering a surface of the adhesive layer, which are formed on one surface of a transparent substrate in this order.
Yoshioka, Kazumi. (1995). Optical recording medium and reflecting film for use therein (U.S. Patent No. 5439752). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5439752
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile