Network protector for secondary distribution network that includes distributed energy resources
US-12592556-B2 · Mar 31, 2026 · US
involving phase comparison between current and voltage or between values derived from current and voltage
involving phase comparison between current and voltage or between values derived from current and voltage · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02H3/382 |
| Official title | {involving phase comparison between current and voltage or between values derived from current and voltage} |
| Display label | involving phase comparison between current and voltage or between values derived from current and voltage |
| Total patents | 26 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 1 |
| 2017 | 4 |
| 2018 | 2 |
| 2020 | 3 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 3 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
System for locating power faults based on a direction of current flow
US-12332292-B2 · Jun 17, 2025 · US
Systems and methods for identifying grid fault type and faulted phase
US-12287362-B2 · Apr 29, 2025 · US
Method of determining fault of power system
US-2025020735-A1 · Jan 16, 2025 · US
Fault detection in a power transmission system
US-12130321-B2 · Oct 29, 2024 · US
Power system for identifying power faults
US-2024168074-A1 · May 23, 2024 · US
Systems and methods for identifying grid fault type and faulted phase
US-2024151762-A1 · May 9, 2024 · US
Fault detection in a power transmission system
US-2023142049-A1 · May 11, 2023 · US
Network protector for secondary distribution network that includes distributed energy resources
US-2023135520-A1 · May 4, 2023 · US
Systems and methods to improve distance protection in transmission lines
US-11480601-B2 · Oct 25, 2022 · US
Current-based directional element in a power delivery system
US-11320495-B2 · May 3, 2022 · US
Systems and methods to improve distance protection in transmission lines
US-2021096166-A1 · Apr 1, 2021 · US
Current-based directional element in a power delivery system
US-2021063460-A1 · Mar 4, 2021 · US
Fault protection method and wireless power transmission device using same
US-10811907-B2 · Oct 20, 2020 · US
Circuit interruption apparatuses
US-10742016-B2 · Aug 11, 2020 · US
Electricity amount detection method and device, terminal and storage medium
US-10594132-B2 · Mar 17, 2020 · US
Network protector control for spot network fed from feeder sources having voltage differences
US-10096991-B2 · Oct 9, 2018 · US
Systems and methods for swing angle estimation in an electrical power system
US-10024920-B2 · Jul 17, 2018 · US
Network protector control for spot network fed from feeder sources having voltage differences
US-2017358919-A1 · Dec 14, 2017 · US
Improvements in or relating to circuit interruption apparatuses
US-2017353026-A1 · Dec 7, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02H3/382?
- CPC H02H3/382 is the Cooperative Patent Classification code for “involving phase comparison between current and voltage or between values derived from current and voltage.”
- How many patents are filed under CPC H02H3/382 (involving phase comparison between current and voltage or between values derived from current and voltage)?
- Our database includes 26 publications tagged with this CPC code.
- Is patent activity under CPC H02H3/382 growing?
- Publication counts under this code: 3 in 2024 vs 3 in 2025 (latest complete years).