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:
Mar. 10, 2026
Filed:
Mar. 14, 2023
Applicant:
Furukawa Electric Co., Ltd., Tokyo, JP;
Inventors:
Kazunori Mukasa, Tokyo, JP;
Zoltan Varallyay, Budapest, HU;
Bence Nemeth, Budapest, HU;
Bela Csengeri, Budapest, HU;
Zsolt Puskas, Budapest, HU;
Peter Szelestey, Budapest, HU;
Gabor Varga, Budapest, HU;
Assignee:
FURUKAWA ELECTRIC CO., LTD., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C03B 37/027 (2006.01); C03C 25/106 (2018.01); G02B 6/02 (2006.01);
U.S. Cl.
CPC ...
C03B 37/02772 (2013.01); C03C 25/106 (2013.01); G02B 6/02395 (2013.01); C03B 2201/12 (2013.01); C03B 2201/31 (2013.01); C03B 2201/50 (2013.01); C03B 2205/10 (2013.01); C03B 2205/47 (2013.01); C03B 2205/62 (2013.01);
Abstract
An optical fiber manufacturing method includes: a drawing step of heating one end portion of an optical fiber preform to melt and deform the one end portion and drawing an optical fiber, wherein in the drawing step, drawing is performed while applying pressure to a melted-deformed portion that is melted and deformed.