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:
Oct. 19, 2010
Filed:
Jan. 26, 2005
Applicants:
Katsuhiro Takenaga, Sakura, JP;
Ning Guan, Sakura, JP;
Shoichiro Matsuo, Sakura, JP;
Kuniharu Himeno, Sakura, JP;
Koichi Harada, Sakura, JP;
Inventors:
Katsuhiro Takenaga, Sakura, JP;
Ning Guan, Sakura, JP;
Shoichiro Matsuo, Sakura, JP;
Kuniharu Himeno, Sakura, JP;
Koichi Harada, Sakura, JP;
Assignee:
Fujikura Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for measuring a multimode optical fiber includes: monitoring a temperature change within a measurement time in a DMD measurement of the multimode optical fiber, where the DMD measurement is carried out in an environment in which a magnitude of temperature change is controlled.