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. 17, 2026
Filed:
Aug. 03, 2023
Sanwa Technologies Co., Ltd., Tokyo, JP;
Masafumi Iida, Tokyo, JP;
SANWA TECHNOLOGIES CO., LTD., Tokyo, JP;
Abstract
A ferrule cleaner cap of an optical connector plug includes a plug retainer having a through port for a ferrule F in a leading end so as to bring a cleaning cloth into contact with a front face portion of the ferrule of an optical plug, and an opening for inserting and escaping the optical connector plug in a rear end, and a cap main body having the plug retainer built-in and forming in an inner side a mounting portion for a cleaning cloth fitted to the through port and bringing the cleaning cloth into contact with a front face portion of the ferrule protruding forward. The ferrule cleaner of the optical connector plug can securely, easily and inexpensively remove and clean the refuse and the other contaminated objects attached to the ferrule leading end surface at the same time of detaching the cap.