US Patent 7808006 White-emitting phosphors and lighting apparatus using the same

Patent 7808006 was granted and assigned to National Chiao Tung University on October, 2010 by the United States Patent and Trademark Office.

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Patent

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Current Assignee

National Chiao Tung University

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

78080060

Patent Inventor Names

Chun-Kuei Chang0

Teng-Ming Chen0

Date of Patent

October 5, 2010

Patent Application Number

124292480

Date Filed

April 24, 2009

Patent Primary Examiner

‌

Davienne Monbleau

Patent abstract

A phosphor has a general formula of (M1-m-nCemEun)3Al2O5X2, wherein M is at least one selected from the group consisting of Ca, Sr and Ba; and X is at least one selected from the group consisting of Cl and Br, while 0<m<1 and 0<n<1.

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