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:
Jul. 03, 2018
Filed:
Apr. 05, 2013
Applicant:
Konoshima Chemical Co., Ltd., Osaka, JP;
Inventors:
Assignee:
Konoshima Chemical Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/00 (2006.01); G02F 1/09 (2006.01); C04B 35/50 (2006.01); C04B 35/01 (2006.01); C04B 35/645 (2006.01); B29C 43/00 (2006.01); G02B 27/28 (2006.01); B29D 11/00 (2006.01); B29K 103/06 (2006.01);
U.S. Cl.
CPC ...
G02F 1/0036 (2013.01); B29C 43/003 (2013.01); C04B 35/01 (2013.01); C04B 35/6455 (2013.01); G02B 27/281 (2013.01); G02F 1/09 (2013.01); B29D 11/0074 (2013.01); B29K 2103/06 (2013.01); C04B 2235/3217 (2013.01); C04B 2235/3224 (2013.01); C04B 2235/3225 (2013.01); C04B 2235/3286 (2013.01); C04B 2235/3287 (2013.01); C04B 2235/608 (2013.01); C04B 2235/6567 (2013.01); C04B 2235/6582 (2013.01); C04B 2235/72 (2013.01); C04B 2235/764 (2013.01); C04B 2235/9653 (2013.01);
Abstract
There is provided a rare-earth gallium garnet ceramic having a high extinction ratio and a high light transmittance. The rare-earth gallium garnet ceramic contains, as a sintering aid, 5 mass ppm or more and 500 mass ppm or less of Ge calculated as metal, and 20 mass ppm or more and 250 mass ppm or less of Al calculated as metal.