Eddy current sensor, eddy current sensor assembly, and polishing apparatus
US-2024399536-A1 · Dec 5, 2024 · US
differentially influencing two coils
differentially influencing two coils · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01D5/22 |
| Official title | differentially influencing two coils |
| Display label | differentially influencing two coils |
| Total patents | 71 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 8 |
| 2017 | 4 |
| 2018 | 6 |
| 2019 | 7 |
| 2020 | 3 |
| 2021 | 7 |
| 2022 | 6 |
| 2023 | 6 |
| 2024 | 7 |
| 2025 | 7 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Absolute position encoder utilizing single track configuration
US-2024219208-A1 · Jul 4, 2024 · US
Detection system
US-12018964-B2 · Jun 25, 2024 · US
Vernier sensor with self calibration
US-11994411-B2 · May 28, 2024 · US
Inductive sensing methods, devices and systems
US-11879919-B2 · Jan 23, 2024 · US
Augmented Telemetry Using Coupled Magnetic Resonances
US-2023314181-A1 · Oct 5, 2023 · US
Vernier sensor with self calibration
US-2023273051-A1 · Aug 31, 2023 · US
Inductive sensing methods, devices and systems
US-2023204644-A1 · Jun 29, 2023 · US
Sensor device for high speed rotating machine
US-2023143463-A1 · May 11, 2023 · US
Method and apparatus for identifying a mover on a track
US-11643281-B2 · May 9, 2023 · US
Inductive sensing methods, devices and systems
US-11561249-B2 · Jan 24, 2023 · US
Rotation sensing apparatus
US-11385078-B2 · Jul 12, 2022 · US
Position-measuring device and method for operating a position-measuring device
US-11385050-B2 · Jul 12, 2022 · US
Sensing winding configuration for inductive position encoder
US-2022205814-A1 · Jun 30, 2022 · US
Inductive sensing methods, devices and systems
US-2022196437-A1 · Jun 23, 2022 · US
Coil assembly and corresponding measuring assembly
US-11268832-B2 · Mar 8, 2022 · US
Inductive position detection
US-11226211-B2 · Jan 18, 2022 · US
Sensor
US-11169006-B2 · Nov 9, 2021 · US
Variable pitch linear displacement sensor
US-11156479-B2 · Oct 26, 2021 · US
Sensor Device and Sensor Assembly For Measuring The Rotational Position of an Element
US-2021325483-A1 · Oct 21, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01D5/22?
- CPC G01D5/22 is the Cooperative Patent Classification code for “differentially influencing two coils.”
- How many patents are filed under CPC G01D5/22 (differentially influencing two coils)?
- Our database includes 71 publications tagged with this CPC code.
- Is patent activity under CPC G01D5/22 growing?
- Publication counts under this code: 7 in 2024 vs 7 in 2025 (latest complete years).