- All sections
- E - Fixed constructions
- E01B - Permanent way; permanent-way tools; machines for making railways of all kinds
- E01B 7/14 - Frogs with movable parts
Patent holdings for IPC class E01B 7/14
Total number of patents in this class: 40
10-year publication summary
4
|
4
|
3
|
3
|
3
|
3
|
0
|
2
|
4
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
BYD Company Limited | 3700 |
6 |
Loughborough University | 86 |
3 |
Ve'rtex Sweden AB | 3 |
3 |
voestalpine Railway Systems GmbH | 26 |
3 |
voestalpine Turnout Technology Germany GmbH | 12 |
3 |
VAE Eisenbahnsysteme GmbH | 16 |
2 |
VAE GmbH | 29 |
2 |
Voestalpine VAE GmbH | 34 |
2 |
Amurrio Ferrocarril y Equipos, S.A | 3 |
2 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
Progress Rail Services Corp | 225 |
1 |
Balfour Beatty plc | 49 |
1 |
BUNTMETALL Amstetten Gesellschaft m.b.H. | 4 |
1 |
Poma | 100 |
1 |
China Railway Hi-tech Industry Corporation Limited | 11 |
1 |
Petogu AB | 1 |
1 |
Voestalpine Signaling Sainerholz GmbH | 1 |
1 |
Voestalpine VAE Railway Systems Pty. Ltd. | 1 |
1 |
Zhejiang Desheng Railway Equipment Co., Ltd | 2 |
1 |
voestalpine Railway Systems Nortrak Inc. | 4 |
1 |
Other owners | 3 |