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.

Date of Patent:
Nov. 10, 2026

Filed:

May. 20, 2022
Applicant:

Fujikura Ltd., Tokyo, JP;

Inventors:

Shogo Tanaka, Chiba, JP;

Yuya Kurosaka, Chiba, JP;

Assignee:

Fujikura Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B26D 7/04 (2006.01); B26D 1/08 (2006.01); B26F 3/00 (2006.01); G02B 6/25 (2006.01);
U.S. Cl.
CPC ...
B26D 7/04 (2013.01); B26D 1/08 (2013.01); B26F 3/002 (2013.01); G02B 6/25 (2013.01); B26D 2210/00 (2013.01);
Abstract

An optical fiber cutting device includes: a pair of grippers that grip an optical fiber having a glass portion exposed from the optical fiber; a gripping force applier disposed in one or both of the pair of grippers and that generates and changes a gripping force; a tension applier that applies tension to the optical fiber by separating the pair of grippers from each other in a longitudinal direction of the optical fiber; a tension measuring sensor that measures the tension; a controller that controls the gripping force; and a blade disposed between the pair of grippers in the longitudinal direction and that forms a scratch on the glass portion.


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Tanaka, Shogo. (2026). Optical fiber cutting device and method of cutting optical fiber (U.S. Patent No. 12789404). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12789404

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