- All sections
- E - Fixed constructions
- E01B - Permanent way; permanent-way tools; machines for making railways of all kinds
- E01B 29/00 - Laying, rebuilding, or taking-up tracks; Tools or machines therefor
Patent holdings for IPC class E01B 29/00
Total number of patents in this class: 112
10-year publication summary
6
|
9
|
7
|
4
|
11
|
8
|
7
|
9
|
6
|
4
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Plasser & Theurer Export Von Bahnbaumaschinen Gesellschaft m.b.H. | 385 |
8 |
Robel Bahnbaumaschinen GmbH | 114 |
6 |
Nordco Inc. | 104 |
5 |
Franz Plasser Bahnbaumaschinen-industriegesellschaft m.b.H. | 87 |
3 |
Harsco Corporation | 56 |
3 |
Harsco Technologies LLC | 162 |
3 |
Hunan Zoomlion Special Vehicle Co., Ltd. | 361 |
3 |
S.W.N.G. Inc., d/b/a Swingmaster | 16 |
3 |
Overail S.r.l. | 5 |
3 |
Shanghai Civil Engineering Co., Ltd of CREC | 44 |
3 |
Good Earth Tools, Inc. | 18 |
2 |
Grade Separation Systems Inc. | 5 |
2 |
Hunan Sany Intelligent Control Equipment Co., Ltd. | 341 |
2 |
Sany Heavy Industry Co., Ltd. | 243 |
2 |
Sonneville AG | 14 |
2 |
Tecsa Empresa Constructora, S.A. | 4 |
2 |
Zoomlion Heavy Industry Science and Technology Co., Ltd. | 344 |
2 |
Sleepers BVBA | 2 |
2 |
Top-Off NV | 2 |
2 |
The First Civil Engineering Co., Ltd. of CREC Shanghai Group | 14 |
2 |
Other owners | 52 |