Fiber optic distributed sensing using a cement deployment system
US-2021239549-A1 · Aug 5, 2021 · US
Physics
Physics · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01K2011/322 |
| Official title | — |
| Display label | Physics (mapped technology topic) |
| Total patents | 63 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 6 |
| 2017 | 8 |
| 2018 | 15 |
| 2019 | 14 |
| 2020 | 12 |
| 2021 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Brillouin and rayleigh distributed sensor
US-10876925-B2 · Dec 29, 2020 · US
Detection device, temperature distribution measurement apparatus, and method of manufacturing detection device
US-2020400511-A1 · Dec 24, 2020 · US
Optical fiber strain and temperature measurement apparatus and optical fiber strain and temperature measurement method
US-10871406-B2 · Dec 22, 2020 · US
Amplifier dynamics compensation for brillouin optical time-domain reflectometry
US-2020370928-A1 · Nov 26, 2020 · US
Hydrocarbon detection in oil and gas wells using fiber optic sensing cables
US-10808499-B2 · Oct 20, 2020 · US
Method for monitoring the thermomechanical behaviour of a subsea pipe for transporting pressurised fluids
US-10768024-B2 · Sep 8, 2020 · US
Measurement system and temperature and/or shape change sensor using brillouin scattering analysis
US-10697807-B2 · Jun 30, 2020 · US
Distributed dynamic strain fiber optics measurement by Brillouin optical time-domain reflectometry
US-10677616-B2 · Jun 9, 2020 · US
Computational Distributed Fiber-Optic Sensing Method and System
US-2020166384-A1 · May 28, 2020 · US
Two-core optical fibers for distributed fiber sensors and systems
US-10591666-B2 · Mar 17, 2020 · US
Aircraft overheat detection using optical fiber technology for system health monitoring by determining a physical characteristic associated with a location
US-10585006-B2 · Mar 10, 2020 · US
Temperature or strain distribution sensor comprising a coherent receiver to determine a temperature or a strain associated with a device under test
US-10539476-B2 · Jan 21, 2020 · US
Optical fiber sensor measuring apparatus
US-10481338-B2 · Nov 19, 2019 · US
Optical health monitoring for aircraft overheat and fire detection systems
US-10436652-B2 · Oct 8, 2019 · US
Depth correction based on optical path measurements
US-10429542-B2 · Oct 1, 2019 · US
Optical heterodyne detection of air pressure, temperature, and wind velocity and method
US-10422868-B2 · Sep 24, 2019 · US
Optical fibers for simultaneous measurement of temperature and strain
US-10401563-B2 · Sep 3, 2019 · US
Distributed dynamic strain fiber optics measurement by brillouin optical time-domain reflectometry
US-2019195665-A1 · Jun 27, 2019 · US
Optical Fibers For Simultaneous Measurement Of Temperature And Strain
US-2019187367-A1 · Jun 20, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01K2011/322?
- CPC G01K2011/322 is the Cooperative Patent Classification code for “Physics.”
- How many patents are filed under CPC G01K2011/322 (Physics)?
- Our database includes 63 publications tagged with this CPC code.
- Is patent activity under CPC G01K2011/322 growing?
- Publication counts under this code: 12 in 2020 vs 4 in 2021 (latest complete years).