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:
Sep. 15, 2026
Filed:
Dec. 15, 2021
Optical sensor and physical quantity measurement device having a sensor head firmly bonded to a base
Applicant:
Nagano Keiki Co., Ltd., Tokyo, JP;
Inventors:
Assignee:
NAGANO KEIKI CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/45 (2006.01);
U.S. Cl.
CPC ...
G01N 21/45 (2013.01);
Abstract
An optical sensor includes: a metal base formed into a cylindrical shape; an optical fiber member inserted into the base; and a sensor head that is bonded to the base and is optically connected to the optical fiber member, the sensor head including a head portion formed from monocrystalline alumina, in which the base includes a fitting portion into which the sensor head is inserted, and the sensor head is bonded to the fitting portion via a bonding member.
Quick Actions:
Sakamoto, Ayumu. (2026). Optical sensor and physical quantity measurement device having a sensor head firmly bonded to a base (U.S. Patent No. 12736471). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12736471
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile