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. 12, 2019
Filed:
Dec. 26, 2013
Shin-etsu Chemical Co., Ltd., Tokyo, JP;
Toshihiro Tsumori, Echizen, JP;
Takehisa Minowa, Echizen, JP;
Masami Kaneyoshi, Echizen, JP;
Kazuhiro Wataya, Echizen, JP;
SHIN-ETSU CHEMICAL CO., LTD., Tokyo, JP;
Abstract
Disclosed is an adjustment component that: includes a complex fluoride fluorophore represented by A(MMn)F(in the formula: M is one or two or more of type of tetravalent element selected from Si, Ti, Zr, Hf, Ge, and Sn; A is one or two or more of type of alkali metal selected from Li, Na, K, Rb, and Cs and including at least Na and/or K; and x is from 0.001 to 0.3); and adjusts the chromaticity and/or color rendering index of illumination light by absorbing light having a wavelength of from 420 nm to 490 nm inclusive, and emitting light including a red wavelength component.