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:
Apr. 28, 2026
Filed:
Jul. 06, 2022
Applicant:
Sumitomo Electric Industries, Ltd., Osaka, JP;
Inventors:
Fumiaki Sato, Osaka, JP;
Eimi Kasai, Osaka, JP;
Kenta Tsuchiya, Osaka, JP;
Yuuki Shimoda, Osaka, JP;
Takao Hirama, Osaka, JP;
Satomi Ido, Osaka, JP;
Kentaro Takeda, Osaka, JP;
Hitoshi Tsubakiyama, Osaka, JP;
Ken Takahashi, Osaka, JP;
Assignee:
SUMITOMO ELECTRIC INDUSTRIES, LTD., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/44 (2006.01);
U.S. Cl.
CPC ...
G02B 6/4434 (2013.01); G02B 6/4407 (2013.01);
Abstract
A slot type optical fiber cable includes a slot rod including a plurality of ribs for forming a plurality of slot grooves, and a plurality of optical fibers accommodated in the slot grooves. The number of the slot grooves is three or four.