Rotating speed determination method and apparatus, and computer-readable storage medium
US-2026002955-A1 · Jan 1, 2026 · US
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Devices characterised by the use of fluids
Devices characterised by the use of fluids · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01P3/26 |
| Official title | Devices characterised by the use of fluids |
| Display label | Devices characterised by the use of fluids |
| Total patents | 16 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 3 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Indoor intrusion detection
US-11782068-B2 · Oct 10, 2023 · US
Indoor intrusion detection
US-2022397586-A1 · Dec 15, 2022 · US
Centrifugal separator with a sensor device
US-11179731-B2 · Nov 23, 2021 · US
Device and method for measuring a rotational movement, in particular a rotational direction, and for detecting a shaft break
US-10641127-B2 · May 5, 2020 · US
Watch-type terminal
US-2020064781-A1 · Feb 27, 2020 · US
Centrifugal separator with a sensor device
US-2019143342-A1 · May 16, 2019 · US
Micromechanical component including a diffusion stop channel
US-10029911-B2 · Jul 24, 2018 · US
Device and method for measuring a rotational movement, in particular a rotational direction, and for detecting a shaft break
US-2018073387-A1 · Mar 15, 2018 · US
System and method for estimating turbocharger operating speed
US-9890717-B2 · Feb 13, 2018 · US
Micromechanical component including a diffusion stop channel
US-2017203957-A1 · Jul 20, 2017 · US
System and method for estimating turbocharger operating speed
US-2017002752-A1 · Jan 5, 2017 · US
System and method for water column aided navigation
US-9500484-B2 · Nov 22, 2016 · US
System and method for estimating turbocharger operating speed
US-9453468-B2 · Sep 27, 2016 · US
Exhaust-gas turbocharger
US-2015110650-A1 · Apr 23, 2015 · US
System and method for estimating turbocharger operating speed
US-2015057909-A1 · Feb 26, 2015 · US