Patent holdings for IPC class B61K 9/02

Total number of patents in this class: 46

10-year publication summary

3
6
1
4
5
5
1
2
6
3
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Siemens Mobility GmbH
1893
4
BNSF Railway Company
557
3
Harsco Technologies LLC
138
3
Siemens AG
23956
2
Progress Rail Services Corp
217
2
A. Stucki Co.
76
2
Amsted Rail Company, Inc.
412
2
Avante International Technology, Inc.
30
2
Bombardier Transportation GmbH
559
2
Camlin Italy S.r.l.
11
2
Kawasaki Railcar Manufacturing Co., Ltd.
186
2
Mitsubishi Heavy Industries, Ltd.
9204
1
Toshiba Corporation
12726
1
3D Image Automation Pty Ltd
4
1
Alstom (Switzerland) Ltd
2
1
Canadian Pacific Railway Company
113
1
ENSCO, Inc.
53
1
Herzog Services, Inc.
20
1
Knorr-Bremse Systeme fur Schienenfahrzeuge GmbH
571
1
Koppers Delaware, Inc.
64
1
Other owners 11