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:
Feb. 12, 2013
Filed:
Aug. 30, 2011
Applicants:
Koji Takahashi, Osaka, JP;
Katsuhiko Kishimoto, Osaka, JP;
Yasuo Fukai, Osaka, JP;
David Montgomery, Oxford, GB;
James Suckling, Oxford, GB;
Inventors:
Koji Takahashi, Osaka, JP;
Katsuhiko Kishimoto, Osaka, JP;
Yasuo Fukai, Osaka, JP;
David Montgomery, Oxford, GB;
James Suckling, Oxford, GB;
Assignee:
Sharp Kabushiki Kaisha, Osaka-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 9/16 (2006.01); F21V 7/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
Provided is a light projection structure (), including: a reflective member () including a reflective surface (), the reflective surface () being formed as a concave surface having a focal point (f) positioned near its apex (t); and a light emitting member () disposed at the focal point (f) and its vicinity, for emitting light when excited by excitation light.