- All sections
- E - Fixed constructions
- E01B - Permanent way; permanent-way tools; machines for making railways of all kinds
- E01B 37/00 - Making, maintaining, renewing, or taking-up the ballastway or the track, not provided for in a single one of groups
Patent holdings for IPC class E01B 37/00
Total number of patents in this class: 49
10-year publication summary
|
3
|
4
|
2
|
1
|
6
|
6
|
5
|
3
|
0
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BNSF Railway Company | 328 |
4 |
| Plasser & Theurer Export Von Bahnbaumaschinen Gesellschaft m.b.H. | 385 |
3 |
| Bayer AG | 3045 |
2 |
| B & B Metals, Inc. | 51 |
2 |
| Central Japan Railway Company | 127 |
2 |
| Newstyle Nominees Pty. Ltd. | 3 |
2 |
| Robel Bahnbaumaschinen GmbH | 114 |
2 |
| Soil-nail Holdings, LLC | 30 |
2 |
| Bayer MaterialScience AG | 874 |
1 |
| Acciona Infraestructuras, S.A. | 13 |
1 |
| Alstom Transport Technologies | 566 |
1 |
| BYD Company Limited | 3700 |
1 |
| Custom Diamond International Inc. | 1 |
1 |
| Harsco Corporation | 56 |
1 |
| Harsco Technologies LLC | 162 |
1 |
| Hunan Sany Intelligent Control Equipment Co., Ltd. | 341 |
1 |
| Hyperloop Technologies, Inc. | 207 |
1 |
| Hypertherm, Inc. | 512 |
1 |
| Kang, Nam Hun | 1 |
1 |
| Matisa Materiel Industriel SA | 66 |
1 |
| Other owners | 18 |