- All sections
- B - Performing operationstransporting
- B61L - Guiding railway trafficensuring the safety of railway traffic
- B61L 1/04 - Electric devices associated with track mechanically actuated by a part of the vehicle
Patent holdings for IPC class B61L 1/04
Total number of patents in this class: 14
10-year publication summary
|
2
|
2
|
0
|
0
|
2
|
0
|
1
|
4
|
2
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Universal City Studios LLC | 2543 |
5 |
| Siemens AG | 24477 |
3 |
| National University of Singapore | 2450 |
1 |
| Vossloh Cogifer | 16 |
1 |
| Schenck Process Europe GmbH | 41 |
1 |
| Frauscher Sensor Technology Group GmbH | 4 |
1 |
| Siemens Mobility SAS | 62 |
1 |
| Kargetu Private Limited | 1 |
1 |
| Other owners | 0 |