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:
Aug. 22, 2006
Filed:
Jun. 13, 2003
Applicants:
Hyouk Kwon, Seoul, KR;
Young Joo Yee, Seongnam, KR;
Jong Uk Bu, Seongnam, KR;
Inventors:
Assignee:
LG Electronics Inc., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 7/00 (2006.01); G11B 7/24 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed are an optical recording reproducing apparatus which can effectively remove contamination material attached thereto and an optical recording medium used in the optical recording reproducing apparatus. To this end, the apparatus comprises: a catalyst layer formed at a specific part thereof; and a light irradiation unit for irradiating light on the catalyst layer. An optical disc used in an optical recording reproducing apparatus includes a catalyst layer.