- All sections
- E - Fixed constructions
- E01B - Permanent way; permanent-way tools; machines for making railways of all kinds
- E01B 9/02 - Fastening rails, tie-plates, or chairs directly on sleepers or foundations; Means therefor
Patent holdings for IPC class E01B 9/02
Total number of patents in this class: 54
10-year publication summary
8
|
6
|
7
|
3
|
7
|
4
|
6
|
0
|
2
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Vossloh-Werke GmbH | 96 |
8 |
Progress Rail Services Corp | 225 |
4 |
Amsted Rail Company, Inc. | 432 |
3 |
Pandrol Limited | 94 |
3 |
Geotek, LLC | 9 |
2 |
Nordco Inc. | 104 |
2 |
Plasser & Theurer Export Von Bahnbaumaschinen Gesellschaft m.b.H. | 385 |
2 |
Specter Innovations Group Pty Ltd | 3 |
2 |
Voestalpine Railway Systems Nortrak LLC | 37 |
2 |
Amsted RPS | 1 |
1 |
B & B Metals, Inc. | 51 |
1 |
Daetwyler Sealing Technologies Deutschland GmbH | 5 |
1 |
Delkor Rail Pty. Ltd. | 2 |
1 |
Duropar Technologies Inc. | 1 |
1 |
Encore Rail Systems, Inc. | 19 |
1 |
Geopier Foundation Company, Inc. | 149 |
1 |
Herzog Railroad Services, Inc. | 48 |
1 |
HF Holding SA | 28 |
1 |
Lewis Bolt & Nut Company | 22 |
1 |
Max Bogl Bauunternehmung GmbH & Co. KG | 30 |
1 |
Other owners | 15 |