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:
Jan. 25, 2005
Filed:
Oct. 04, 2001
Applicants:
Satoshi Sugiura, Saitama, JP;
Akihiro Tachibana, Saitama, JP;
Yuzo Yamakawa, Saitama, JP;
Inventors:
Assignee:
Pioneer Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 370 ;
U.S. Cl.
CPC ...
Abstract
In an optical recording medium having a super-resolution layer structure using near-field light, comprising a readout layerfor forming a light scattering regionin the center portion of a laser spot, and a recording layerfor receiving near-field lightgenerated from the light scattering regionof the readout layer, scattering bodiesfor increasing the generated near-field light are provided while enhancing a scattering effect of the near-field lightapplied to a markof the recording layer