- All sections
- B - Performing operationstransporting
- B61G - Couplings specially adapted for railway vehiclesdraught or buffing appliances specially adapted for railway vehicles
- B61G 7/04 - Coupling or uncoupling by means of trackside apparatus
Patent holdings for IPC class B61G 7/04
Total number of patents in this class: 16
10-year publication summary
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1
|
1
|
3
|
2
|
2
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0
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2
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2
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1
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Transportation IP Holdings, LLC | 908 |
7 |
| International Electronic Machines Corporation | 110 |
2 |
| Inter-Rail Transport, Inc. | 6 |
2 |
| Cockerill Maintenance & Ingenierie SA | 82 |
1 |
| Institute of Automation, Chinese Academy of Sciences | 328 |
1 |
| Ireco, LLC | 26 |
1 |
| Kadee Quality Products Co. | 6 |
1 |
| Voith Patent GmbH | 2740 |
1 |
| Other owners | 0 |