- All sections
- H - Electricity
- H04Q - Selecting
- H04Q 5/04 - Signalling by currents in one or other or both line wires or additional wires
Patent holdings for IPC class H04Q 5/04
Total number of patents in this class: 0
10-year publication summary
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Other owners | 0 |