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:
Mar. 06, 2012
Filed:
Mar. 18, 2009
Applicants:
Yukihiko Umeda, Aichi-ken, JP;
Kazushi Noda, Aichi-ken, JP;
Inventors:
Yukihiko Umeda, Aichi-ken, JP;
Kazushi Noda, Aichi-ken, JP;
Assignee:
Toyoda Gosei Co., Ltd., Aichi-ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 8/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A light-emitting elementhas a rod-shaped light-emitting element, an LED lamp, and a lensfor converging light from the LED lamp to an end face of the rod-shaped light-emitting element. The lenshas a scattering area around the centerline of an extremity thereof, and the scattering area scatters light in proximity to the centerline, thereby irradiating an inner peripheral surface of the rod-shaped light-emitting elementwith the light.