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:
Aug. 25, 2015
Filed:
Dec. 01, 2011
Nobuo Matsumura, Otsu, JP;
Yutaka Ishida, Otsu, JP;
Kazunari Kawamoto, Otsu, JP;
Kazuki Goto, Chuo-ku, JP;
Takao Kitagawa, Otsu, JP;
Takejiro Inoue, Otsu, JP;
Hironobu Sadakuni, Otsu, JP;
Hiroki Sekiguchi, Otsu, JP;
Masahiro Yoshioka, Otsu, JP;
Nobuo Matsumura, Otsu, JP;
Yutaka Ishida, Otsu, JP;
Kazunari Kawamoto, Otsu, JP;
Kazuki Goto, Chuo-ku, JP;
Takao Kitagawa, Otsu, JP;
Takejiro Inoue, Otsu, JP;
Hironobu Sadakuni, Otsu, JP;
Hiroki Sekiguchi, Otsu, JP;
Masahiro Yoshioka, Otsu, JP;
Toray Industries, Inc., Tokyo, JP;
Abstract
The present invention provides a phosphor sheet in which the optical properties thereof are not impaired and which exhibits excellent film thickness uniformity even when comprising large-sized phosphor particles in high concentration. In one embodiment, the invention provides a phosphor sheet in which the content of phosphor is 53 weight % or more of the total sheet, and in another embodiment, a phosphor sheet includes at least a silicone resin, a phosphor and silicone fine particles.