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. 03, 2009
Filed:
Jun. 20, 2006
Applicants:
Takahiro Hamada, Sakura, JP;
Munehisa Fujimaki, Sakura, JP;
Kenji Yamashiro, Sakura, JP;
Koichi Harada, Sakura, JP;
Yukinari Shirako, Sakura, JP;
Hiroyuki Sawano, Sakura, JP;
Inventors:
Takahiro Hamada, Sakura, JP;
Munehisa Fujimaki, Sakura, JP;
Kenji Yamashiro, Sakura, JP;
Koichi Harada, Sakura, JP;
Yukinari Shirako, Sakura, JP;
Hiroyuki Sawano, Sakura, JP;
Assignee:
Fujikura Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of treating optical fiber includes at least a first step of creating a reduced-pressure atmosphere in a space which holds the optical fiber, and a second step of introducing to the space a deuterium-containing gas so as to expose the optical fiber to the gas.