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.:

US 7046609 B1

PDF
Full Text
Expired
Date of Patent:
May. 16, 2006

Filed:

Apr. 04, 2003
Applicant:

Takayuki Ono, Osaka, JP;

Inventor:

Takayuki Ono, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B 7/09 (2006.01);
U.S. Cl.
CPC ...
Abstract

A pickup is moved in a direction opposite to a pickup moving direction in which the pickup is to be moved. At a timing at which a period of time corresponding to one period of oscillation generated on an objective lens of the pickup has passed after moving the pickup in the direction opposite to the pickup moving direction, the pickup is moved in the pickup moving direction.


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Ono, Takayuki. (2006). Focus search method and reproducing apparatus (U.S. Patent No. 7046609). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7046609

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