Patent holdings for IPC class B61B 1/00

Total number of patents in this class: 165

10-year publication summary

12
20
18
22
16
23
21
24
14
11
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
BYD Company Limited
5380
6
Canadian National Railway Company
156
5
Innova Patent GmbH
203
5
Sandbox Enterprises LLC
137
5
Kaci Intermodal Systems, LLC
6
4
Leitner S.p.A.
86
4
American Solar Rail, LLC
4
4
Advanced Rail Energy Storage, LLC
14
3
BNSF Railway Company
469
3
CRRC Tangshan Co., Ltd.
263
3
Daifuku Co., Ltd.
1006
3
Knorr-Bremse Rail Systems (UK) Limited
27
3
Metrolab
24
3
Electricwaze LLC
13
3
Casco Signal Co., Ltd.
149
3
Concept Systems, Inc.
6
2
CRRC Qingdao Sifang Co., Ltd.
387
2
Hyperloop Technologies, Inc.
129
2
Korea Railroad Research Institute
178
2
Kyosan Electric Mfg. Co., Ltd.
176
2
Other owners 98