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 8902521 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 02, 2014

Filed:

Apr. 21, 2010
Applicant:

Shan-fu Huang, Taipei Hsien, TW;

Inventor:

Shan-Fu Huang, Taipei Hsien, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 7/02 (2006.01);
U.S. Cl.
CPC ...
G02B 7/021 (2013.01); G02B 7/025 (2013.01);
Abstract

A lens barrel forming a substantially annular positioning portion on the inner surface thereof is provided. As such, a lens received in the lens barrel can be positioned by the positioning portion to a predetermined longitudinal position of the lens barrel and to be coaxial with the lens to form a lens module and to archive an excellent coaxiality between the lens barrel and the lens.


Find Patent Forward Citations

Huang, Shan-Fu. (2014). Lens module (U.S. Patent No. 8902521). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8902521

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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