Technologies for zonal fault protection of dc distribution systems
US-2016372911-A1 · Dec 22, 2016 · US
involving signal transmission between at least two stations (transmission of signals in general H02H1/0061)
involving signal transmission between at least two stations (transmission of signals in general H02H1/0061) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02H7/261 |
| Official title | {involving signal transmission between at least two stations (transmission of signals in general H02H1/0061)} |
| Display label | involving signal transmission between at least two stations (transmission of signals in general H02H1/0061) |
| Total patents | 369 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 29 |
| 2016 | 31 |
| 2017 | 25 |
| 2018 | 35 |
| 2019 | 26 |
| 2020 | 38 |
| 2021 | 32 |
| 2022 | 50 |
| 2023 | 36 |
| 2024 | 23 |
| 2025 | 33 |
| 2026 | 11 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Power distribution systems and methods of monitoring zone selective interlocking in a power distribution system
US-2016365719-A1 · Dec 15, 2016 · US
Time distribution switch
US-9520860-B2 · Dec 13, 2016 · US
Fault detection and zone location system
US-9502882-B2 · Nov 22, 2016 · US
Systems and methods for identifying fault location using distributed communication
US-9488689-B2 · Nov 8, 2016 · US
Secured Control of Circuit Breakers in a Digital Substation
US-2016320785-A1 · Nov 3, 2016 · US
Operating a substation automation system
US-9484738-B2 · Nov 1, 2016 · US
Method for transfer of control between devices in a substation system and a device thereof
US-9478973-B2 · Oct 25, 2016 · US
Method and apparatus for localizing and quenching an arc
US-9478675-B2 · Oct 25, 2016 · US
Security framework for transmitting communication messages between a substation lan and packet-switched wan
US-2016285829-A1 · Sep 29, 2016 · US
Secured fault detection in a power substation
US-2016274169-A1 · Sep 22, 2016 · US
Method and system for power management in substations
US-9450407-B2 · Sep 20, 2016 · US
Protection and control system, protection and control device, and merging unit
US-9450400-B2 · Sep 20, 2016 · US
Redundant control device and method of hvdc system
US-2016268914-A1 · Sep 15, 2016 · US
Protection and control system, and merging unit
US-9444243-B2 · Sep 13, 2016 · US
Control unit for circuit breaker and controlling method thereof
US-9412546-B2 · Aug 9, 2016 · US
Protection system for electrical power distribution system using directional current detection and logic within protective relays
US-9413164-B2 · Aug 9, 2016 · US
Communicating with power switching devices
US-2016226236-A1 · Aug 4, 2016 · US
Distributed coordinated electric power delivery control system using component models
US-9383735-B2 · Jul 5, 2016 · US
Full-duplex signaling for arc event protection
US-9373980-B2 · Jun 21, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02H7/261?
- CPC H02H7/261 is the Cooperative Patent Classification code for “involving signal transmission between at least two stations (transmission of signals in general H02H1/0061).”
- How many patents are filed under CPC H02H7/261 (involving signal transmission between at least two stations (transmission of signals in general H02H1/0061))?
- Our database includes 369 publications tagged with this CPC code.
- Is patent activity under CPC H02H7/261 growing?
- Publication counts under this code: 23 in 2024 vs 33 in 2025 (latest complete years).