- All sections
- B - Performing operationstransporting
- B61H - Brakes or other retarding devices specially adapted for rail vehiclesarrangement or disposition thereof in rail vehicles
- B61H 9/06 - Brakes characterised by, or modified for, their application to special railway systems or purposes for storing energy during braking action
Patent holdings for IPC class B61H 9/06
Total number of patents in this class: 37
10-year publication summary
|
2
|
1
|
3
|
5
|
4
|
4
|
0
|
4
|
1
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kelvin Thermal Energy Inc. | 23 |
5 |
| Siemens Mobility GmbH | 1762 |
5 |
| Faiveley Transport Italia S.p.A. | 163 |
2 |
| Knoxville Locomotive Works, Inc. | 11 |
2 |
| Schweizerische Bundesbahnen SBB | 37 |
2 |
| Aerom Sistemas de Transporte SA | 7 |
2 |
| Siemens AG | 24342 |
1 |
| Robert Bosch GmbH | 43001 |
1 |
| Mitsubishi Electric Corporation | 46814 |
1 |
| Harris Corporation | 1384 |
1 |
| Central Japan Railway Company | 105 |
1 |
| Kelvin Storage Canada Inc. | 2 |
1 |
| Kinergypower International Corporation | 2 |
1 |
| Nabtesco Corporation | 885 |
1 |
| Omnitek Partners LLC | 200 |
1 |
| Transnet SOC Ltd | 5 |
1 |
| VYCON, Inc. | 5 |
1 |
| Ziptrek Ecotours Inc. | 14 |
1 |
| Railpower Technologies Corp. | 2 |
1 |
| Kelvin Storage Technologies, Inc. | 3 |
1 |
| Other owners | 5 |