- All sections
- B - Performing operationstransporting
- B61L - Guiding railway trafficensuring the safety of railway traffic
- B61L 7/10 - Circuitry for light signals, e.g. for supervision, back- signalling
Patent holdings for IPC class B61L 7/10
Total number of patents in this class: 13
10-year publication summary
|
2
|
2
|
2
|
1
|
2
|
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
|
|---|---|---|
| Siemens Mobility, Inc. | 362 |
3 |
| Siemens AG | 24352 |
2 |
| Siemens Industry, Inc. | 1478 |
2 |
| Unipart Rail Limited | 24 |
2 |
| Siemens Mobility GmbH | 1750 |
2 |
| XI ' an National Railway Equipment Research of Signal & Communication Co., Ltd | 2 |
1 |
| RailSwitchNet, LLC | 2 |
1 |
| Other owners | 0 |