- 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 13/02 - Hand or other personal actuation
Patent holdings for IPC class B61H 13/02
Total number of patents in this class: 75
10-year publication summary
17
|
10
|
3
|
7
|
9
|
2
|
5
|
5
|
8
|
3
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
New York Air Brake LLC | 261 |
11 |
Amsted Rail Company, Inc. | 432 |
10 |
Wabtec Holding Corp. | 407 |
8 |
New York Air Brake Corporation | 110 |
4 |
Faiveley Transport Amiens | 58 |
3 |
National Steel Car Limited | 150 |
3 |
Westinghouse Air Brake Technologies Corporation | 521 |
3 |
Precision Cut 3D LLC | 4 |
3 |
BNSF Railway Company | 328 |
2 |
Gunderson LLC | 57 |
2 |
GE Global Sourcing LLC | 944 |
2 |
Lundy, Bryan K. | 2 |
2 |
Wonder Investments Inc. | 2 |
2 |
Siemens AG | 24990 |
1 |
Raytheon Company | 8535 |
1 |
Alstom Holdings | 229 |
1 |
Bombardier Transportation GmbH | 682 |
1 |
CRRC Qingdao Sifang Rolling Stock Research Institute Co., Ltd. | 84 |
1 |
CRRC Qiqihar Rolling Stock Co., Ltd. | 97 |
1 |
CRRC Tangshan Co., Ltd. | 239 |
1 |
Other owners | 13 |