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:
Dec. 27, 2011
Filed:
Apr. 17, 2009
Applicants:
Junya Mita, Tottori, JP;
Yoshinori Momose, Matsumoto, JP;
Akemi Maruyama, Azumino, JP;
Shintaro Hama, Tottori, JP;
Inventors:
Junya Mita, Tottori, JP;
Yoshinori Momose, Matsumoto, JP;
Akemi Maruyama, Azumino, JP;
Shintaro Hama, Tottori, JP;
Assignee:
Epson Imaging Devices Corporation, Nagano, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An illumination system includes a light source unit including a light source and a circuit substrate electrically connected to the light source. The light source is placed in the circuit substrate such that at least part of the light source overlaps the circuit substrate in the thicknesswise direction of the circuit substrate.