- All sections
- B - Performing operationstransporting
- B61H - Brakes or other retarding devices specially adapted for rail vehiclesarrangement or disposition thereof in rail vehicles
- B61H 7/06 - Skids
Patent holdings for IPC class B61H 7/06
Total number of patents in this class: 12
10-year publication summary
|
2
|
0
|
0
|
4
|
0
|
3
|
3
|
1
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Duplicent, LLC | 49 |
6 |
| Alstom Holdings | 617 |
1 |
| Knorr-Bremse Systeme fur Schienenfahrzeuge GmbH | 571 |
1 |
| Polin SU Parklari ve Havuz Sistemleri Anonim Sirketi | 46 |
1 |
| CRRC Changchun Railway Vehicles Co., Ltd. | 257 |
1 |
| Gravity Transport System S.A. | 1 |
1 |
| Max Boegl Stiftung & Co. KG | 25 |
1 |
| Other owners | 0 |