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. 07, 2007
Filed:
Jan. 15, 2004
Applicants:
Michifumi Shoda, Kitami, JP;
Yasushi Sato, Kitami, JP;
Yukiko Furukata, Kawasaki, JP;
Yoshiyuki Shigeoka, Yokohama, JP;
Inventors:
Michifumi Shoda, Kitami, JP;
Yasushi Sato, Kitami, JP;
Yukiko Furukata, Kawasaki, JP;
Yoshiyuki Shigeoka, Yokohama, JP;
Assignee:
Kyocera Corporation, Kyoto, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 27/28 (2006.01); G02B 1/00 (2006.01); G02B 5/30 (2006.01); C03C 27/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
An optical isolator is constructed such that an optical isolator element in which at least one flat Faraday rotator and at least two flat polarizers are bonded to each other into an integral unit by van der Waals forces or hydrogen-bonding forces acting between bonding surfaces of the Faraday rotator and the polarizers is accommodated in a tubular magnetic element.