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:
Jun. 12, 2012
Filed:
Dec. 05, 2008
Applicant:
Siegmund Kobilke, Ingolstadt, DE;
Inventor:
Siegmund Kobilke, Ingolstadt, DE;
Assignee:
Excelites Technologies Elcos GmbH, Pfaffenhofen, DE;
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/00 (2010.01); F21V 33/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An LED-based illumination device can use an array of four LEDs to produce high intensity light over a broad color spectrum and a broad range of color temperature. A high quality white light can be produced by using two green LEDs with a single red and a single blue LED.