Patent holdings for IPC class E01B 9/48

Total number of patents in this class: 97

10-year publication summary

7
5
17
6
7
12
1
1
4
2
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Vossloh-Werke GmbH
89
16
Progress Rail Services Corp
236
15
Schwihag AG
30
7
Pandrol Limited
91
6
Voestalpine VAE GmbH
32
4
voestalpine Railway Systems GmbH
25
4
Voestalpine Railway Systems Nortrak LLC
43
4
Koninklijke BAM Groep N.V.
38
3
Movares Nederland B.V.
16
3
Amsted Rail Company, Inc.
439
2
Voestalpine Nortrak Inc.
3
2
China Academy of Railway Sciences Corporation Limited
27
2
China Academy of Railway Sciences Railway Engineering Research Institute
11
2
Pandrol Iberica S.A.U.
5
2
Destec Pty Ltd
5
2
Voestalpine Turnout Technology Zeltweg GmbH
7
2
Cleveland Track Material, Inc.
20
1
DB Netz AG
20
1
GEDORE Torque Solutions GmbH
2
1
L.B. Foster Company
53
1
Other owners 17