- 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 13/04 - Hand or other personal actuation by mechanisms incorporating toothed gearing
Patent holdings for IPC class B61H 13/04
Total number of patents in this class: 42
10-year publication summary
|
5
|
9
|
0
|
0
|
4
|
6
|
1
|
1
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Wabtec Holding Corp. | 407 |
12 |
| Amsted Rail Company, Inc. | 432 |
7 |
| New York Air Brake LLC | 261 |
7 |
| Faiveley Transport Amiens | 58 |
5 |
| New York Air Brake Corporation | 110 |
3 |
| CRRC Qingdao Sifang Rolling Stock Research Institute Co., Ltd. | 84 |
2 |
| Faiveley Transport Nordic AB | 18 |
1 |
| Qingdao Sifang Rolling Stock Research Institute Co., Ltd. | 18 |
1 |
| Stucki de Mexico, S. de R.L. de C.V. | 6 |
1 |
| Westinghouse Air Brake Technologies Corporation | 521 |
1 |
| Ovinto CVBA | 13 |
1 |
| CRRC Yangtze Group Co., Ltd. | 19 |
1 |
| Other owners | 0 |