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:
May. 25, 2010
Filed:
Sep. 16, 2004
Applicants:
Suguru Takashima, Anan, JP;
Masatoshi Kameshima, Anan, JP;
Hiroto Tamaki, Anan, JP;
Junji Takeichi, Anan, JP;
Yoshinori Murazaki, Anan, JP;
Shinpei Kinoshita, Anan, JP;
Inventors:
Suguru Takashima, Anan, JP;
Masatoshi Kameshima, Anan, JP;
Hiroto Tamaki, Anan, JP;
Junji Takeichi, Anan, JP;
Yoshinori Murazaki, Anan, JP;
Shinpei Kinoshita, Anan, JP;
Assignee:
Nichia Corporation, Anan-shi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 33/00 (2010.01);
U.S. Cl.
CPC ...
Abstract
A light emitting device that light of various colors by blending lights emitted by two or more kinds of fluorescent materials which are substantially directly excited by light emitted by an excitation source having principal emission peak in a range from 250 nm to 500 nm. Each of the fluorescent materials is of a direct-transition type.