Installation fixture for installing devices on power lines
US-9843176-B2 · Dec 12, 2017 · US
using transformers with a magnetic core
using transformers with a magnetic core · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01R15/183 |
| Official title | {using transformers with a magnetic core} |
| Display label | using transformers with a magnetic core |
| Total patents | 291 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 21 |
| 2016 | 30 |
| 2017 | 25 |
| 2018 | 32 |
| 2019 | 28 |
| 2020 | 31 |
| 2021 | 30 |
| 2022 | 23 |
| 2023 | 23 |
| 2024 | 25 |
| 2025 | 18 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Magnetic sensor and current sensor including the same
US-9767952-B2 · Sep 19, 2017 · US
Portable electronic device and core swapping method thereof
US-9715272-B2 · Jul 25, 2017 · US
Coil Arrangement, and Electrochemical Switch, Respectively Measurement Transmitter, Formed Therewith
US-2017199231-A1 · Jul 13, 2017 · US
Device and method for determining a voltage
US-2017138987-A1 · May 18, 2017 · US
Device for measuring a chopped current
US-9645176-B2 · May 9, 2017 · US
Device for switching a semiconductor-based switch and sensor for detecting a current change velocity at a semiconductor-based switch
US-2017104338-A1 · Apr 13, 2017 · US
Input circuit for current transformer
US-9588148-B2 · Mar 7, 2017 · US
Device for switching a semiconductor-based switch and sensor for detecting a current change velocity at a semiconductor-based switch
US-2017040802-A1 · Feb 9, 2017 · US
Fastening element for a current sensor
US-2016377659-A1 · Dec 29, 2016 · US
Determining current
US-9529021-B2 · Dec 27, 2016 · US
Current sensor
US-9529018-B2 · Dec 27, 2016 · US
Method and system for calibrating current sensor of electric vehicle battery electronics
US-9529049-B2 · Dec 27, 2016 · US
Devices, systems and methods for data transmission over a communication media using modular connectors
US-2016349295-A1 · Dec 1, 2016 · US
Self-correcting current transformer system
US-9466417-B2 · Oct 11, 2016 · US
Current and voltage module and methods of monitoring current and voltage in power distribution systems
US-9455564-B2 · Sep 27, 2016 · US
Systems and methods for reducing attenuation in current transducers
US-9448261-B2 · Sep 20, 2016 · US
Integrated circuit having current-sensing coil
US-2016268042-A1 · Sep 15, 2016 · US
Self-contained branch circuit monitor
US-2016258984-A1 · Sep 8, 2016 · US
Mixed current sensor and method for fitting said sensor
US-9423428-B2 · Aug 23, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01R15/183?
- CPC G01R15/183 is the Cooperative Patent Classification code for “using transformers with a magnetic core.”
- How many patents are filed under CPC G01R15/183 (using transformers with a magnetic core)?
- Our database includes 291 publications tagged with this CPC code.
- Is patent activity under CPC G01R15/183 growing?
- Publication counts under this code: 25 in 2024 vs 18 in 2025 (latest complete years).