Level sensor
US-2025198826-A1 · Jun 19, 2025 · US
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using electrically actuated indicating means
using electrically actuated indicating 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 | G01F23/44 |
| Official title | using electrically actuated indicating means |
| Display label | using electrically actuated indicating means |
| Total patents | 12 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 2 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Water-level measuring device using gear ratio
US-12270696-B2 · Apr 8, 2025 · US
Method and Device for Detecting an Impairment of a Lever Sensor
US-2025067591-A1 · Feb 27, 2025 · US
Switching device and a liquid level detection apparatus employing the switching device
US-11953365-B2 · Apr 9, 2024 · US
Water-level measuring device using gear ratio
US-2023341253-A1 · Oct 26, 2023 · US
Switching device and a liquid level detection apparatus employing the switching device
US-2023132194-A1 · Apr 27, 2023 · US
Water-level measuring device using gear ratio
US-2022221323-A1 · Jul 14, 2022 · US
Method and a system for evaluating an effective component content of a reducing agent
US-10337371-B2 · Jul 2, 2019 · US
Fluid level monitor
US-10247589-B2 · Apr 2, 2019 · US
A method and a system for evaluating an effective component content of a reducing agent
US-2018171843-A1 · Jun 21, 2018 · US
Fluid level monitor
US-2017307432-A1 · Oct 26, 2017 · US
Tethered float liquid level sensor
US-9435679-B2 · Sep 6, 2016 · US