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:
Jan. 11, 2005
Filed:
Nov. 23, 2001
Applicants:
Kazuhiko Hayashi, Tokyo, JP;
Ichiro Fujieda, Tokyo, JP;
Atsushi Oda, Tokyo, JP;
Setsuo Kaneko, Tokyo, JP;
Inventors:
Kazuhiko Hayashi, Tokyo, JP;
Ichiro Fujieda, Tokyo, JP;
Atsushi Oda, Tokyo, JP;
Setsuo Kaneko, Tokyo, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05F 11335 ; H05B 3300 ; F21V 800 ;
U.S. Cl.
CPC ...
Abstract
A lighting device includes (a) an electroluminescence device which acts as a light source, and (b) an optical conductor which introduces a light emitted from the electroluminescence device, to a liquid crystal display device. The electroluminescence device is formed on an end surface of the optical conductor. The lighting device may be used as a backlight source in a liquid crystal display device.