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:
Nov. 04, 2025
Filed:
Apr. 28, 2021
Applicant:
Sumitomo Electric Optifrontier Co., Ltd., Yokohama, JP;
Inventors:
Takahiro Suzuki, Yokohama, JP;
Kazuyoshi Ooki, Yokohama, JP;
Takaharu Ohnishi, Yokohama, JP;
Hideaki Yusa, Yokohama, JP;
Assignee:
Sumitomo Electric Optifrontier Co., Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/255 (2006.01);
U.S. Cl.
CPC ...
G02B 6/2553 (2013.01);
Abstract
A fusion splicing system according to one embodiment includes: first and second electrodes that fusion-splice optical fibers by discharge; a fusion splicing device that has a discharge circuit that outputs a control signal to the first electrode and receives a feedback signal of the control signal from the second electrode; and a deterioration determination unit that determines from a state of the feedback signal whether or not the first electrode and the second electrode are deteriorated.