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:
Aug. 25, 2026
Filed:
Nov. 29, 2022
Ntt, Inc., Tokyo, JP;
The University of Tokyo, Tokyo, JP;
Nobutomo Hanzawa, Musashino, JP;
Kazuhide Nakajima, Musashino, JP;
Takashi Matsui, Musashino, JP;
Hideaki Murayama, Tokyo, JP;
Ryota Wada, Tokyo, JP;
Makito Kobayashi, Tokyo, JP;
NTT, Inc., Tokyo, JP;
THE UNIVERSITY OF TOKYO, Tokyo, JP;
Abstract
The present disclosure is a shape measurement system including: a multi-core optical fiber in which four or more cores are disposed in a part other than the center of a cross section; a strain distribution measurement device configured to measure a strain distribution of each of the cores in a longitudinal direction of the multi-core optical fiber; and an analysis device configured to calculate a shape of the multi-core optical fiber by using the strain distribution of the multi-core optical fiber.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile