- All sections
- B - Performing operations; transporting
- B61H - Brakes or other retarding devices specially adapted for rail vehicles; arrangement or disposition thereof in rail vehicles
- B61H 13/30 - Transmitting mechanisms adjustable to take account of variation of vehicle weight
Patent holdings for IPC class B61H 13/30
Total number of patents in this class: 15
10-year publication summary
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0
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0
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0
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0
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0
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1
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1
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1
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2
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 43934 |
5 |
| Wabtec Holding Corp. | 407 |
3 |
| Disney Enterprises, Inc. | 6012 |
1 |
| Amsted Rail Company, Inc. | 432 |
1 |
| Amsted Rail - Faiveley, LLC. | 1 |
1 |
| SCT Europe Limited | 6 |
1 |
| CRRC Shandong Co., Ltd. | 19 |
1 |
| Meishan CRRC Brake Science & Technology Co., Ltd. | 20 |
1 |
| United States Department of Transportation, Federal Railroad Administration | 1 |
1 |
| Other owners | 0 |