- All sections
- E - Fixed constructions
- E01B - Permanent waypermanent-way toolsmachines for making railways of all kinds
- E01B 35/00 - Applications of measuring apparatus or devices for track-building purposes
Patent holdings for IPC class E01B 35/00
Total number of patents in this class: 175
10-year publication summary
|
7
|
13
|
11
|
14
|
11
|
12
|
11
|
15
|
10
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Plasser & Theurer Export Von Bahnbaumaschinen Gesellschaft m.b.H. | 420 |
45 |
| HP3 Real GmbH | 47 |
16 |
| BNSF Railway Company | 435 |
6 |
| Harsco Technologies LLC | 146 |
5 |
| Franz Plasser Bahnbaumaschinen-industriegesellschaft m.b.H. | 69 |
4 |
| Loram Technologies, Inc. | 56 |
4 |
| Mitsubishi Electric Corporation | 46449 |
3 |
| Herzog Services, Inc. | 19 |
3 |
| Matisa Materiel Industriel SA | 74 |
3 |
| Track Machines Connected Gesellschaft m.b.H. | 33 |
3 |
| China Railway Siyuan Survey and Design Group Co., Ltd. | 69 |
3 |
| Kawasaki Railcar Manufacturing Co., Ltd. | 182 |
3 |
| Hitachi, Ltd. | 15572 |
2 |
| Alstom Holdings | 612 |
2 |
| Beijing Jiaotong University | 162 |
2 |
| Herzog Railroad Services, Inc. | 67 |
2 |
| le Centre National de La Recherche Scientifique (cnrs) | 13 |
2 |
| Nippon Steel & Sumitomo Metal Corporation | 1987 |
2 |
| RAIL.ONE GmbH | 20 |
2 |
| Sol Solution | 27 |
2 |
| Other owners | 61 |