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:
Apr. 16, 2013
Filed:
Mar. 23, 2010
Applicants:
Kouhei Suyama, Fukuoka, JP;
Junichi Suematsu, Fukuoka, JP;
Yuuzou Kawano, Fukuoka, JP;
Inventors:
Assignee:
Panasonic Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 1/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
An illumination device comprising: an optical guide for receiving light emitted from a light source and guiding the light by repetitive transmission and reflection; a reflective member for reflecting light transmitting in the optical guide to an outside of the optical guide within the optical guide; a supplemental reflective member for reflecting light transmitting the reflective member and light leaked from the optical guide while evading the optical guide to an inside of the optical guide, transmitting the reflective member and light leak.