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:
Sep. 20, 2005
Filed:
May. 14, 2002
Applicants:
Atsushi Shinozaki, Tokyo, JP;
Takashi Shigematsu, Tokyo, JP;
Toshihiko Ota, Tokyo, JP;
Shigehito Yodo, Tokyo, JP;
Inventors:
Atsushi Shinozaki, Tokyo, JP;
Takashi Shigematsu, Tokyo, JP;
Toshihiko Ota, Tokyo, JP;
Shigehito Yodo, Tokyo, JP;
Assignee:
The Furukawa Electric Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B006/34 ; G02B006/00 ;
U.S. Cl.
CPC ...
Abstract
An optical module comprises an optical fiber having a formed portion to form a fiber grating and a package to which the optical fiber is secured. The package comprises a single package member or at least two or more package members whose materials differ from each other. The optical fiber is secured to the package member. A distortion for adjusting a Bragg reflection wavelength of the fiber grating of the optical fiber is given to the package member.