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:
Oct. 25, 2005
Filed:
Apr. 29, 2002
Applicants:
Myung-bok Lee, Suwon, KR;
Petrov Nikolai, Suwon, KR;
Gi-myung Woo, Suwon, KR;
Inventors:
Assignee:
Samsung Electronics Co., Ltd., Kyungi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B007/00 ;
U.S. Cl.
CPC ...
Abstract
An optical head in which a graded index (GRIN) lens is provided. The optical head includes a slider connected to an arm and flying a predetermined distance above a recording layer for data recording, a GRIN lens mounted in the slider for focusing an incident beam to form a light spot of a predetermined size on its exit surface adjacent to the recording layer, and a light-emitting unit for emitting the incident light to the GRIN lens.
Lee, Myung-bok. (2005). Optical head with grin lens (U.S. Patent No. 6958968). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6958968
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