Low water cut-off remote monitoring and diagnosing system
US-2017370616-A1 · Dec 28, 2017 · US
Arrangements for signal processing
Arrangements for signal processing · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01F23/80 |
| Official title | Arrangements for signal processing |
| Display label | Arrangements for signal processing |
| Total patents | 392 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 24 |
| 2016 | 33 |
| 2017 | 37 |
| 2018 | 37 |
| 2019 | 41 |
| 2020 | 44 |
| 2021 | 36 |
| 2022 | 31 |
| 2023 | 35 |
| 2024 | 43 |
| 2025 | 27 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Remaining fuel amount display device
US-2017136946-A1 · May 18, 2017 · US
Virtual reductant level sensor
US-2017044949-A1 · Feb 16, 2017 · US
System for inspecting urea quality and method for the same
US-2016363473-A1 · Dec 15, 2016 · US
Apparatus and method for volume and mass estimation of a multiphase fluid stored at cryogenic temperatures
US-9513155-B2 · Dec 6, 2016 · US
Aliquotter system and workflow
US-9506943-B2 · Nov 29, 2016 · US
Liquid sensor using temperature compensation
US-9500511-B2 · Nov 22, 2016 · US
Paired ZF sampling for pulse running time filling level sensor
US-9494676-B2 · Nov 15, 2016 · US
Bathymetric techniques using satellite imagery
US-2016314336-A1 · Oct 27, 2016 · US
Adjustment-free fill level sensor
US-2016298994-A1 · Oct 13, 2016 · US
Multi-limit level measuring device
US-9459132-B2 · Oct 4, 2016 · US
Electrical or electronic safety circuit
US-9450399-B2 · Sep 20, 2016 · US
Fuel level sensor diagnosis device
US-2016258377-A1 · Sep 8, 2016 · US
Printhead with separate address generator for ink level sensors
US-2016243845-A1 · Aug 25, 2016 · US
Device for determining the fill level of a medium
US-2016202106-A1 · Jul 14, 2016 · US
Positioning device and measuring device
US-9382984-B2 · Jul 5, 2016 · US
Transfer apparatus for a measuring instrument and method for transferring raw data using a transfer apparatus
US-2016170394-A1 · Jun 16, 2016 · US
method for determining a filling level of a fluid tank in a motor vehicle
US-2016169728-A1 · Jun 16, 2016 · US
Data communication system for locomotive consist
US-2016159379-A1 · Jun 9, 2016 · US
Method and system for determining a wading depth of a vehicle
US-9358983-B2 · Jun 7, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01F23/80?
- CPC G01F23/80 is the Cooperative Patent Classification code for “Arrangements for signal processing.”
- How many patents are filed under CPC G01F23/80 (Arrangements for signal processing)?
- Our database includes 392 publications tagged with this CPC code.
- Is patent activity under CPC G01F23/80 growing?
- Publication counts under this code: 43 in 2024 vs 27 in 2025 (latest complete years).