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 7746741 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 29, 2010

Filed:

May. 09, 2005
Applicants:

Naoharu Yanagawa, Saitama, JP;

Masahiro Kato, Saitama, JP;

Inventors:

Naoharu Yanagawa, Saitama, JP;

Masahiro Kato, Saitama, JP;

Assignee:

Pioneer Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An information recording device () is provided with a recording element () for recording information in an information recording medium () wherein pre-information (LPP) is previously recorded for controlling recording of recording information, by irradiating laser beams (LB) of a prescribed power, and a control element () for controlling the recording element to record the recording information with a power which permits a first reproduction quality (AR characteristic), which is a pre-information reproduction quality, to satisfy a prescribed first standard.


Find Patent Forward Citations

Yanagawa, Naoharu. (2010). Information recording device and method, and computer program (U.S. Patent No. 7746741). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7746741

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