Pressure sensor
US-2019285489-A1 · Sep 19, 2019 · US
by optical means
by optical means · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01L11/02 |
| Official title | by optical means |
| Display label | by optical means |
| Total patents | 173 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 19 |
| 2017 | 10 |
| 2018 | 22 |
| 2019 | 11 |
| 2020 | 19 |
| 2021 | 18 |
| 2022 | 21 |
| 2023 | 14 |
| 2024 | 13 |
| 2025 | 18 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Proximity sensor, lithographic apparatus and device manufacturing method
US-2019086202-A1 · Mar 21, 2019 · US
Force sensing device and a force sensing system
US-2018364121-A1 · Dec 20, 2018 · US
Improvements in and relating to remote sensing
US-2018364168-A1 · Dec 20, 2018 · US
Improvements in and relating to remote sensing
US-2018356342-A1 · Dec 13, 2018 · US
Metamaterial device and method of making the save
US-2018329115-A1 · Nov 15, 2018 · US
Method to estimate saturation pressure of flow-line fluid with its associated uncertainty during sampling operations downhole and application thereof
US-2018320517-A1 · Nov 8, 2018 · US
System and Method for Measuring Volume and Pressure
US-2018306661-A1 · Oct 25, 2018 · US
High resolution polarized low-coherence interference pressure measurement device and method thereof
US-2018283969-A1 · Oct 4, 2018 · US
Contact pressure measuring apparatus, method of manufacturing the same and method of measuring contact pressure
US-10088376-B2 · Oct 2, 2018 · US
Optical system for measuring pressure and phase changes in fluids
US-2018275051-A1 · Sep 27, 2018 · US
Device and method for determining a temperature or a temperature-dependent value usable for determining the temperature, temperature sensor, pressure sensor and combination sensor
US-2018252594-A1 · Sep 6, 2018 · US
Whispering gallery mode based range-resolved air data system
US-2018224299-A1 · Aug 9, 2018 · US
Measuring device and method for ascertaining a pressure map
US-10024741-B2 · Jul 17, 2018 · US
Sensor device for use in a medical fluid delivery system
US-10022496-B2 · Jul 17, 2018 · US
Flexible and Stretchable Sensor Using Soft Optical Waveguides
US-2018188125-A1 · Jul 5, 2018 · US
Optical heterodyne detection of air pressure, temperature, and wind velocity and method
US-2018172809-A1 · Jun 21, 2018 · US
Apparatus and method for detecting stall condition
US-2018170571-A1 · Jun 21, 2018 · US
Multi-component sensing coating for pressure and temperature measurements
US-9970913-B2 · May 15, 2018 · US
Microbarometer with a bellows and with an interferometric transducer
US-9952109-B2 · Apr 24, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01L11/02?
- CPC G01L11/02 is the Cooperative Patent Classification code for “by optical means.”
- How many patents are filed under CPC G01L11/02 (by optical means)?
- Our database includes 173 publications tagged with this CPC code.
- Is patent activity under CPC G01L11/02 growing?
- Publication counts under this code: 13 in 2024 vs 18 in 2025 (latest complete years).