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:
Dec. 26, 2006
Filed:
Jun. 14, 2004
Takehiro Zukawa, Katano, JP;
Masatoshi Kitagawa, Kyoto, JP;
Masaharu Terauchi, Nara, JP;
Junko Asayama, Suita, JP;
Masahiro Sakai, Neyagawa, JP;
Takehiro Zukawa, Katano, JP;
Masatoshi Kitagawa, Kyoto, JP;
Masaharu Terauchi, Nara, JP;
Junko Asayama, Suita, JP;
Masahiro Sakai, Neyagawa, JP;
Matsushita Electric Industrial Co., Ltd., Osaka-Fu, JP;
Abstract
Phosphors having high luminescence characteristics are provided while achieving manufacturing cost reductions by minimizing the usage amount of Eu, the luminescence center. Also provided are a display device (PDP, etc) and a fluorescent lamp having excellent display and/or luminescence characteristics as a result of using the phosphors, while achieving manufacturing cost reductions by minimizing the Eu usage amount.