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. 30, 2024
Filed:
Aug. 06, 2021
Applicant:
Olympus Corporation, Tokyo, JP;
Inventor:
Yusuke Nakagawa, Nagano, JP;
Assignee:
OLYMPUS CORPORATION, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 23/24 (2006.01); A61B 1/04 (2006.01); G02B 6/42 (2006.01);
U.S. Cl.
CPC ...
G02B 23/2423 (2013.01); A61B 1/04 (2013.01); G02B 23/2469 (2013.01); G02B 6/4243 (2013.01);
Abstract
An optical transducer for endoscope includes an optical element, an optical fiber, and a ferrule, the ferrule including a semiconductor substrate and a glass substrate, in which: the semiconductor substrate has an insertion hole penetrating therethrough; an optical fiber is inserted into the insertion hole; the semiconductor substrate has a trench connected with the insertion hole and having an opening in a side surface; the trench has a convex on a bottom surface; and when a distal end surface of the optical fiber is observed from an opening of side surface of the tech, at least a part of the distal end surface is shielded by the convex.