Patent holdings for IPC class B61H 13/04

Total number of patents in this class: 45

10-year publication summary

0
0
4
6
1
1
1
0
4
4
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Wabtec Hauts-de-france
49
8
Amsted Rail Company, Inc.
413
7
New York Air Brake LLC
272
7
Wabtec Holding Corp.
339
7
New York Air Brake Corporation
79
3
CRRC Qingdao Sifang Rolling Stock Research Institute Co., Ltd.
83
2
Faiveley Transport Amiens
39
2
Stucki de Mexico, S. de R.L. de C.V.
6
2
CRRC Meishan Co., Ltd.
27
2
Faiveley Transport Nordic AB
15
1
Qingdao Sifang Rolling Stock Research Institute Co., Ltd.
18
1
Ovinto CVBA
9
1
CRRC Yangtze Group Co., Ltd.
33
1
KB Intellectual Property GmbH & Co. KG
166
1
Other owners 0