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. 14, 2012
Filed:
Feb. 28, 2005
Applicants:
Toshiaki Onimaru, Kawasaki, JP;
Shinya Fukuta, Kawasaki, JP;
Tomonari Misawa, Kawasaki, JP;
Hironori Sakata, Kawasaki, JP;
Shigeo Kasahara, Kawasaki, JP;
Inventors:
Toshiaki Onimaru, Kawasaki, JP;
Shinya Fukuta, Kawasaki, JP;
Tomonari Misawa, Kawasaki, JP;
Hironori Sakata, Kawasaki, JP;
Shigeo Kasahara, Kawasaki, JP;
Assignee:
Hitachi Plasma Patent Licensing Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 11/86 (2006.01); H05B 33/14 (2006.01); H05B 33/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A display device comprising at least one phosphor layer, the phosphor layer containing a green phosphor represented by the following formula: (AB) (ZnMn) AlOwherein, A is an element selected from Ca, Ba and Sr, B is a rare-earth element, x is a number satisfying 0.0001≦x≦0.1, and y is a number satisfying 0.02≦y≦0.14.