Patent holdings for IPC class B61B 1/00

Total number of patents in this class: 160

10-year publication summary

12
20
18
22
16
25
22
27
15
7
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
BYD Company Limited
4941
6
Canadian National Railway Company
156
5
Innova Patent GmbH
210
5
Kaci Intermodal Systems, LLC
7
5
Sandbox Enterprises LLC
137
5
Leitner S.p.A.
83
4
American Solar Rail, LLC
4
4
Advanced Rail Energy Storage, LLC
15
3
CRRC Tangshan Co., Ltd.
255
3
Daifuku Co., Ltd.
981
3
Knorr-Bremse Rail Systems (UK) Limited
26
3
Metrolab
24
3
Electricwaze LLC
13
3
Casco Signal Co., Ltd.
146
3
Concept Systems, Inc.
6
2
CRRC Qingdao Sifang Co., Ltd.
380
2
Hyperloop Technologies, Inc.
181
2
Korea Railroad Research Institute
177
2
Kyosan Electric Mfg. Co., Ltd.
172
2
Mi-Jack Products, Inc.
65
2
Other owners 93