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. 27, 2026
Filed:
Dec. 28, 2022
Electronics and Telecommunications Research Institute, Daejeon, KR;
Korea University Research and Business Foundation, Seoul, KR;
Electronics and Telecommunications Research Institute, Daejeon, KR;
Korea University Research and Business Foundation, Seoul, KR;
Abstract
Disclosed is a fluid monitoring apparatus. The fluid monitoring apparatus includes a chamber configured to store a fluid, a resonator in the chamber, a light source disposed on the chamber and configured to provide pump light to the resonator, a detector configured to detect laser light generated in the resonator, and a control unit connected to the detector and the light source and configured to identify a physical quantity in the fluid by detecting a resonance wavelength of the laser light using a detection signal of the laser light.