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. 12, 2010
Filed:
May. 26, 2006
Applicants:
Kenichi Imai, Ota, JP;
Noboru Onojima, Takasaki, JP;
Inventors:
Kenichi Imai, Ota, JP;
Noboru Onojima, Takasaki, JP;
Assignee:
Sanyo Electric Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 7/09 (2006.01);
U.S. Cl.
CPC ...
Abstract
A lens holder is configured by coupling an upper piece and a lower piece. First bobbin portions around which respective tracking coils are wound are provided in one of the upper and lower pieces, and second bobbin portions around which respective focusing coils are wound are provided in the other one of the upper and lower pieces.
Imai, Kenichi. (2010). Objective-lens driving device utilizing tracking coils and focus coils arranged in series (U.S. Patent No. 7814505). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7814505
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile