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. 25, 2025
Filed:
Jul. 03, 2023
Sumitomo Electric Industries, Ltd., Osaka, JP;
SUMITOMO ELECTRIC INDUSTRIES, LTD., Osaka, JP;
Abstract
In each of the plurality of optical fibers, a second diameter portion has a diameter larger than that of a first diameter portion. A tapered portion connects the first diameter portion and the second diameter portion by a tapered surface. In a fiber accommodating, a second accommodating portion has an inner diameter larger than that of a first accommodating portion. Each first diameter portion is located in the first accommodating portion. Each second diameter portion is located in the second accommodating portion. The second accommodating portion includes a plurality of regions divided by imaginary planes perpendicular to the first direction. The tapered portions of the optical fibers adjacent to each other among the plurality of optical fibers are located in the different regions among the plurality of regions.