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:
May. 25, 2004
Filed:
Aug. 09, 2001
Applicant:
Inventors:
Tatsuya Tomura, Tokyo, JP;
Tsutomu Satoh, Yokohama, JP;
Noboru Sasa, Yokohama, JP;
Soh Noguchi, Yokohama, JP;
Yasunobu Ueno, Yokohama, JP;
Yasuhiro Higashi, Sendai, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 7/24 ;
U.S. Cl.
CPC ...
G11B 7/24 ;
Abstract
An optical recording medium having a disk-like substrate and a recording layer provided over the substrate and containing at least one organic dye. The substrate has a wobble with a period length PL in the range of 4T to 96T.