Sensor device and method
US-2021172765-A1 · Jun 10, 2021 · US
of auxiliary devices, e.g. of instrument transformers according to prescribed transformation ratio, phase angle, or wattage rating
of auxiliary devices, e.g. of instrument transformers according to prescribed transformation ratio, phase angle, or wattage rating · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01R35/02 |
| Official title | of auxiliary devices, e.g. of instrument transformers according to prescribed transformation ratio, phase angle, or wattage rating |
| Display label | of auxiliary devices, e.g. of instrument transformers according to prescribed transformation ratio, phase angle, or wattage rating |
| Total patents | 146 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 7 |
| 2017 | 7 |
| 2018 | 10 |
| 2019 | 10 |
| 2020 | 13 |
| 2021 | 15 |
| 2022 | 14 |
| 2023 | 21 |
| 2024 | 14 |
| 2025 | 22 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Frequency converter accessory for a test and measurement instrument
US-2021148951-A1 · May 20, 2021 · US
Multiple merging unit testing system
US-2021109157-A1 · Apr 15, 2021 · US
Methods and apparatus for determining a resistance value of a resistor in a battery system
US-10955481-B2 · Mar 23, 2021 · US
Method and testing device for testing wiring of transformers
US-10859612-B2 · Dec 8, 2020 · US
Current measurement
US-10845393-B2 · Nov 24, 2020 · US
Probe pin alignment apparatus
US-10845386-B2 · Nov 24, 2020 · US
Test system
US-2020355777-A1 · Nov 12, 2020 · US
Systems and methods for current sense resistor built-in-test
US-2020355775-A1 · Nov 12, 2020 · US
Electric power control unit
US-10833623-B2 · Nov 10, 2020 · US
Methods, apparatuses, systems, and computer program products for multi-point shunt calibration
US-2020342749-A1 · Oct 29, 2020 · US
Dynamic calibration of current sense for switching converters
US-10794982-B2 · Oct 6, 2020 · US
Polyphase inductive filter
US-2020217881-A1 · Jul 9, 2020 · US
Dynamic Calibration Of Current Sense For Switching Converters
US-2020158808-A1 · May 21, 2020 · US
Probe pin alignment apparatus
US-2020132724-A1 · Apr 30, 2020 · US
Current sensor configuration and calibration
US-2020033435-A1 · Jan 30, 2020 · US
Determining method and determining apparatus
US-10534062-B2 · Jan 14, 2020 · US
Arc detection in electric meter systems
US-10511157-B2 · Dec 17, 2019 · US
Current sensor and measurement device
US-2019346486-A1 · Nov 14, 2019 · US
Methods and apparatus for determining a resistance value of a resistor in a battery system
US-2019346510-A1 · Nov 14, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01R35/02?
- CPC G01R35/02 is the Cooperative Patent Classification code for “of auxiliary devices, e.g. of instrument transformers according to prescribed transformation ratio, phase angle, or wattage rating.”
- How many patents are filed under CPC G01R35/02 (of auxiliary devices, e.g. of instrument transformers according to prescribed transformation ratio, phase angle, or wattage rating)?
- Our database includes 146 publications tagged with this CPC code.
- Is patent activity under CPC G01R35/02 growing?
- Publication counts under this code: 14 in 2024 vs 22 in 2025 (latest complete years).