Line reactor protection security using local frequency measurement
US-12176716-B2 · Dec 24, 2024 · US
Electricity
Electricity · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02J3/241 |
| Official title | — |
| Display label | Electricity (mapped technology topic) |
| Total patents | 128 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2020 | 2 |
| 2021 | 4 |
| 2022 | 11 |
| 2023 | 21 |
| 2024 | 35 |
| 2025 | 52 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Power Grid Monitoring System and Power Grid Monitoring Method
US-2024348055-A1 · Oct 17, 2024 · US
Methods and systems for controlling an energy storage system to provide a frequency regulation service
US-12113358-B2 · Oct 8, 2024 · US
Power supply-demand adjustment device and method
US-2024305100-A1 · Sep 12, 2024 · US
Control method, computer program product, control system and use
US-12081020-B2 · Sep 3, 2024 · US
Power conversion device
US-2024291275-A1 · Aug 29, 2024 · US
Wind turbine and method for detecting low-frequency oscillations in an electrical supply grid
US-12066474-B2 · Aug 20, 2024 · US
System and method for stabilizing frequency of the power grid
US-12057799-B1 · Aug 6, 2024 · US
Emergency control method and system based on source-load-storage regulation and cutback
US-12051909-B2 · Jul 30, 2024 · US
Frequency regulation in an ac power supply system
US-2024243578-A1 · Jul 18, 2024 · US
Power-electronic device comprising a transformer unit and method
US-2024235195-A1 · Jul 11, 2024 · US
Systems and methods for power variability reduction
US-2024213779-A1 · Jun 27, 2024 · US
System and method for providing grid-forming control of an inverter-based resource
US-12009770-B2 · Jun 11, 2024 · US
Method for detecting power oscillation in an electric power grid
US-11990755-B2 · May 21, 2024 · US
Systems and methods for an adaptive power system stabilizer (pss)
US-2024142926-A1 · May 2, 2024 · US
Dynamic fault ride through bands for wind power installations
US-11955798-B2 · Apr 9, 2024 · US
Frequency adaptive control method for inverter based on model predictive virtual synchronous generator
US-2024072541-A1 · Feb 29, 2024 · US
Generator control for oscillation damping
US-2024055860-A1 · Feb 15, 2024 · US
Method and wind turbine for damping low frequency oscillations in an electrical supply grid
US-11898538-B2 · Feb 13, 2024 · US
Wind turbine and method for detecting low-frequency oscillations in an electrical supply grid
US-11899050-B2 · Feb 13, 2024 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02J3/241?
- CPC H02J3/241 is the Cooperative Patent Classification code for “Electricity.”
- How many patents are filed under CPC H02J3/241 (Electricity)?
- Our database includes 128 publications tagged with this CPC code.
- Is patent activity under CPC H02J3/241 growing?
- Publication counts under this code: 35 in 2024 vs 52 in 2025 (latest complete years).