- All sections
- E - Fixed constructions
- E01B - Permanent waypermanent-way toolsmachines for making railways of all kinds
- E01B 11/46 - General methods for making gapless tracks
Patent holdings for IPC class E01B 11/46
Total number of patents in this class: 9
10-year publication summary
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0
|
1
|
0
|
2
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2
|
1
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0
|
1
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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Plasser & Theurer Export Von Bahnbaumaschinen Gesellschaft m.b.H. | 430 |
3 |
| Nippon Steel Corporation | 6673 |
2 |
| Cembre S.p.A. | 95 |
1 |
| SNCF Reseau | 48 |
1 |
| Vossloh Cogifer | 14 |
1 |
| Scientific and Manufacturing Enterprise "tomsk Electronic Company", Ltd (sme "tec" Ltd) | 4 |
1 |
| Other owners | 0 |