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:
Aug. 08, 2006
Filed:
Mar. 01, 2004
Katsuhiko Suwa, Hirakata, JP;
Eizaburou Higuchi, Shinagawa-ku, JP;
Katsuhiko Suwa, Hirakata, JP;
Eizaburou Higuchi, Shinagawa-ku, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Nitto Jushi Kogyo Co., Ltd., Tokyo, JP;
Abstract
An illumination device LK comprises a planar light guiding elementhaving a first faceand a second face, which are substantially parallel to each other, and a predetermined number (equal to or greater than one) of light sources--for emitting light from a light emitting side along a main light emission axis A. The planar light guiding elementhas inserting meansfor allowing insertion of at least one of the light sources--separately so that the main light emission axis A is substantially parallel to the first faceand the second face