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:
Apr. 10, 2007
Filed:
Mar. 27, 2006
Applicants:
Naomi Shida, Tokyo, JP;
Masaaki Tamatani, Fujisawa, JP;
Kazuaki Otsuka, Yokosuka, JP;
Yoshihito Tsutsui, Chigasaki, JP;
Ryosuke Hiramatsu, Kawasaki, JP;
Inventors:
Naomi Shida, Tokyo, JP;
Masaaki Tamatani, Fujisawa, JP;
Kazuaki Otsuka, Yokosuka, JP;
Yoshihito Tsutsui, Chigasaki, JP;
Ryosuke Hiramatsu, Kawasaki, JP;
Assignees:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Toshiba Materials Co., Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 11/79 (2006.01); H05B 33/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed is a fluorescent substance comprising an alkaline earth metal silicate having a composition represented by the following general formula (1):(SrBaCaEu)SiO  (1)