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. 10, 2007
Filed:
Apr. 12, 2002
Applicants:
Tsuyoshi Tanaka, Kanagawa, JP;
Toshinori Hayashi, Kanagawa, JP;
Toru Futami, Kanagawa, JP;
Koji Katayama, Kanagawa, JP;
Akira Kawai, Kanagawa, JP;
Keiichiro Nishizawa, Kanagawa, JP;
Inventors:
Tsuyoshi Tanaka, Kanagawa, JP;
Toshinori Hayashi, Kanagawa, JP;
Toru Futami, Kanagawa, JP;
Koji Katayama, Kanagawa, JP;
Akira Kawai, Kanagawa, JP;
Keiichiro Nishizawa, Kanagawa, JP;
Assignee:
Tosoh Corporation, Shinnanyo-shi, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 30/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A device includes a first substrate having a channel formed on front and rear surfaces of the first substrate, and an information recording layer forming an optical recording medium on at least one of the front and rear surfaces of the first substrate.