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:
May. 06, 2011
Applicants:
Yao-tsung Chuang, Tainan, TW;
Jen-shrong Uen, Tainan, TW;
Chih-lung Lin, Tainan, TW;
Yuan-jen Chuang, Tainan, TW;
Inventors:
Yao-Tsung Chuang, Tainan, TW;
Jen-Shrong Uen, Tainan, TW;
Chih-Lung Lin, Tainan, TW;
Yuan-Jen Chuang, Tainan, TW;
Assignee:
Chi Mei Corporation, Tainan, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 1/63 (2006.01); C09K 11/78 (2006.01);
U.S. Cl.
CPC ...
Abstract
A fluorescent substance includes zinc with a concentration not larger than 400 ppm, and a composition represented by the following formula (I):Ln(AlGa)O:Ce  (I)