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:
Jan. 03, 1989
Filed:
Jan. 20, 1988
Applicant:
Inventor:
Takashi Tanabe, Tokyo, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
350 9621 ;
Abstract
An optical fiber coupling device is provided for use in situations where the fibers or fiber cables to be joined have diverse end terminations. Alignment and coupling is provided by a sleeve having a conical frustum surface at one entrance and a split cylindrical sleeve at the other entrance. The end terminations are urged toward each other by a threaded advancement member and a spring, respectively.
Tanabe, Takashi. (1989). Optical fiber connector (U.S. Patent No. 4795231). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4795231
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile