- All sections
- B - Performing operationstransporting
- B61F - Rail vehicle suspensions, e.g. underframes, bogies or arrangements of wheel axlesrail vehicles for use on tracks of different widthpreventing derailing of rail vehicleswheel guards, obstruction removers or the like for rail vehicles
- B61F 19/06 - Nets, catchers, or the like for catching obstacles or removing them from the track
Patent holdings for IPC class B61F 19/06
Total number of patents in this class: 16
10-year publication summary
|
2
|
1
|
1
|
2
|
1
|
0
|
1
|
3
|
2
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| CRRC Qingdao Sifang Co., Ltd. | 400 |
2 |
| Siemens Mobility GmbH | 1854 |
2 |
| Hitachi, Ltd. | 15944 |
1 |
| Alstom Holdings | 627 |
1 |
| Alstom Transport Technologies | 112 |
1 |
| Applied Research Associates, Inc. | 200 |
1 |
| Bombardier Transportation GmbH | 579 |
1 |
| CRRC Tangshan Co., Ltd. | 277 |
1 |
| Daifuku Co., Ltd. | 1068 |
1 |
| Nippon Steel & Sumitomo Metal Corporation | 1982 |
1 |
| Vale S.A. | 260 |
1 |
| CRRC Zhuzhou Locomotive Co., Ltd | 264 |
1 |
| CRRC Changchun Railway Vehicles Co., Ltd. | 277 |
1 |
| Shanghai Shenchuan Electric Co., Ltd | 3 |
1 |
| Other owners | 0 |