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. 19, 2014
Filed:
Jun. 08, 2011
Applicants:
Yi-qun LI, Danville, CA (US);
Ian Collier, Hayward, GB;
Inventors:
Yi-Qun Li, Danville, CA (US);
Ian Collier, Hayward, GB;
Assignee:
Intematix Corporation, Fremont, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 7/00 (2006.01); F21K 99/00 (2010.01); F21V 29/00 (2006.01); F21V 7/20 (2006.01); F21V 3/04 (2006.01); F21V 7/06 (2006.01); F21W 121/00 (2006.01); F21V 7/22 (2006.01); F21Y 101/02 (2006.01);
U.S. Cl.
CPC ...
F21V 7/0008 (2013.01); F21V 7/20 (2013.01); F21K 9/56 (2013.01); F21V 29/2231 (2013.01); F21K 9/135 (2013.01); F21K 9/52 (2013.01); G02B 6/0008 (2013.01); F21V 7/0025 (2013.01); F21V 3/0481 (2013.01); F21V 7/06 (2013.01); F21V 3/0463 (2013.01); F21K 9/137 (2013.01); F21W 2121/00 (2013.01); F21V 7/22 (2013.01); G02B 6/0003 (2013.01); F21Y 2101/02 (2013.01);
Abstract
A lamp comprises: a dish-shaped (parabolic); an LED operable to generate excitation light; a light guide configured to extend along an axis of the reflector, wherein light generated by the at least one LED is coupled into a first end of the light guide and wherein light is emitted from the light guide at a light emitting surface that is in proximity to a second end of the light guide and at least one phosphor material provided as a layer on at least a part of the light emitting surface of the light guide. An LED light bulb is also disclosed.