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:
May. 29, 2012
Filed:
Jun. 24, 2009
Applicant:
Youhei Nakagawa, Neyagawa, JP;
Inventor:
Youhei Nakagawa, Neyagawa, JP;
Assignee:
Sanyo Electric Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 9/36 (2006.01); G02B 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A lens unit including a first lens, a second lens, a third lens, and a fourth lens arranged in order from an object side toward an image side. The first lens is laminated with the second lens. An aperture stop is held between the first lens and the second lens.