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.:

US 8503281 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 06, 2013

Filed:

Feb. 02, 2011
Applicants:

Tatsuo Mikami, Kanagawa, JP;

Toshiyuki Kitahara, Kanagawa, JP;

Inventors:

Tatsuo Mikami, Kanagawa, JP;

Toshiyuki Kitahara, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B 3/70 (2006.01);
U.S. Cl.
CPC ...
Abstract

An optical recording disc comprises: at least ten optical recording layers; a plurality of intermediate layers each interposed between adjacent optical recording layers; a base film configured to support the optical recording layers and the intermediate layers; a cover layer disposed opposite to the base film with the optical recording layers and the intermediate layers interposed therebetween. The optical recording disc is in the shape of a disc as a whole. The total thickness of the optical recording disc is not more than 300 micrometers, and the optical recording disc provides flexibility.


Find Patent Forward Citations

Mikami, Tatsuo. (2013). Optical recording disc and method for recording or reading data on the optical recording disc (U.S. Patent No. 8503281). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8503281

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…