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:
Mar. 27, 2012
Filed:
Feb. 09, 2007
Applicant:
Atsushi Ohido, Tokyo, JP;
Inventor:
Atsushi Ohido, Tokyo, JP;
Assignee:
TDK Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/09 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a magnetic garnet single crystal and an optical element using the same, for the purpose of providing a magnetic garnet single crystal at a reduced Pb content, and an optical element using the same, where the magnetic garnet single crystal is represented by the chemical formula BiM1FeM2M3O(M1 is at least one element selected from Y, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb and Lu; and M2 is Si; and M3 is at least one element selected from Zn, Ni, Cu and Mg, provided that 0.5<α≦2.0, 0<β, and 0<y).