- All sections
- B - Performing operationstransporting
- B61L - Guiding railway trafficensuring the safety of railway traffic
- B61L 25/08 - Diagrammatic displays
Patent holdings for IPC class B61L 25/08
Total number of patents in this class: 36
10-year publication summary
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0
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0
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4
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1
|
3
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0
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3
|
5
|
2
|
3
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24323 |
8 |
| Siemens Mobility GmbH | 1775 |
4 |
| BNSF Railway Company | 477 |
3 |
| Railware, Inc. | 5 |
2 |
| Technological Resources Pty. Limited | 451 |
2 |
| Siemens Mobility, Inc. | 365 |
2 |
| Hitachi, Ltd. | 15726 |
1 |
| Mitsubishi Electric Corporation | 47014 |
1 |
| Progress Rail Services Corp | 236 |
1 |
| Alstom Holdings | 618 |
1 |
| Amadeus S.A.S. | 735 |
1 |
| Bentley Systems, Incorporated | 419 |
1 |
| Canadian National Railway Company | 156 |
1 |
| Hill-Rom Services, Inc. | 1137 |
1 |
| Trackmobile LLC | 28 |
1 |
| Qun Zhou | 1 |
1 |
| Siemens Mobility AG | 14 |
1 |
| Shu Tong Chu | 1 |
1 |
| Funkwerk Information Technologies GmbH | 1 |
1 |
| Hitachi Rail STS S.p.A. | 33 |
1 |
| Other owners | 1 |