Sensor circuitry package for replacement print apparatus component
US-2021402787-A1 · Dec 30, 2021 · US
thermal devices
thermal devices · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01F23/246 |
| Official title | {thermal devices} |
| Display label | thermal devices |
| Total patents | 96 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 11 |
| 2017 | 7 |
| 2018 | 10 |
| 2019 | 15 |
| 2020 | 9 |
| 2021 | 14 |
| 2022 | 12 |
| 2023 | 6 |
| 2024 | 3 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Device and method for monitoring liquid level of liquid storage tanks for vehicle
US-2021247225-A1 · Aug 12, 2021 · US
Liquid level indicating
US-2020348163-A1 · Nov 5, 2020 · US
Hot wire fluid level or flow sensor having a conductive material in the fluid
US-10794742-B2 · Oct 6, 2020 · US
Method and system for engine oil level sensing
US-10760460-B1 · Sep 1, 2020 · US
Liquid level detection device, accumulator, and air-conditioning apparatus
US-2020271503-A1 · Aug 27, 2020 · US
Liquid level indicating
US-10739181-B2 · Aug 11, 2020 · US
Analog fluid characteristic sensing devices and methods
US-2020232833-A1 · Jul 23, 2020 · US
Fluid sensing system and method
US-2020225069-A1 · Jul 16, 2020 · US
Systems and methods for liquid level detection with optoelectronic interfaced dual thermistor bead sensor
US-10598537-B2 · Mar 24, 2020 · US
Heating device and method for operating a heating device
US-2020056811-A1 · Feb 20, 2020 · US
Device and method for monitoring liquid level of liquid storage tanks for vehicle
US-2019376830-A1 · Dec 12, 2019 · US
Device for displaying available travel distance of vehicle
US-10504301-B2 · Dec 10, 2019 · US
Continuous-type long-ranged molten metal level measuring device and thermal system using multi-point temperature sensor
US-10473510-B2 · Nov 12, 2019 · US
Liquid level detection device and refrigeration cycle apparatus
US-2019293329-A1 · Sep 26, 2019 · US
Method of operating a liquid-level transmitter device and implementation thereof
US-2019226899-A1 · Jul 25, 2019 · US
Wireless remote sensing of changes in fluid filled containers
US-2019178698-A1 · Jun 13, 2019 · US
Liquid level sensing
US-2019162576-A1 · May 30, 2019 · US
System and method for detecting a lubricant-out condition in an aircraft gearbox
US-2019154200-A1 · May 23, 2019 · US
Method of operating a liquid-level transmitter device and implementation thereof
US-10281311-B2 · May 7, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01F23/246?
- CPC G01F23/246 is the Cooperative Patent Classification code for “thermal devices.”
- How many patents are filed under CPC G01F23/246 (thermal devices)?
- Our database includes 96 publications tagged with this CPC code.
- Is patent activity under CPC G01F23/246 growing?
- Publication counts under this code: 3 in 2024 vs 3 in 2025 (latest complete years).