- All sections
- H - Electricity
- H04Q - Selecting
- H04Q 5/02 - Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange with direct connection for all subscribers, i.e. party-line system
Patent holdings for IPC class H04Q 5/02
Total number of patents in this class: 1
10-year publication summary
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| VTech Telecommunications Limited | 47 |
1 |
| Other owners | 0 |