- 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 99/00 - Subject matter not provided for in other groups of this subclass
Patent holdings for IPC class B61F 99/00
Total number of patents in this class: 26
10-year publication summary
|
5
|
3
|
3
|
0
|
3
|
6
|
1
|
2
|
4
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Get Fabric Ltd | 19 |
6 |
| BNSF Railway Company | 426 |
3 |
| Toyota Motor Corporation | 32331 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 8735 |
1 |
| Alstom Holdings | 612 |
1 |
| Central South University | 440 |
1 |
| CRRC Qingdao Sifang Rolling Stock Research Institute Co., Ltd. | 85 |
1 |
| Harsco Technologies LLC | 147 |
1 |
| Hutchinson | 469 |
1 |
| Instituto Superior Tecnico | 152 |
1 |
| NOK Corporation | 2220 |
1 |
| NOVUS Finitor B.V. | 3 |
1 |
| Westinghouse Air Brake Technologies Corporation | 503 |
1 |
| CommonSense Robotics Ltd. | 6 |
1 |
| Knorr-Bremse Systems For Rail Vehicles (Suzhou) Co ., Ltd. | 6 |
1 |
| Siemens Mobility GmbH | 1723 |
1 |
| Qingdao University of Technology | 614 |
1 |
| Krri | 4 |
1 |
| Traila AG | 13 |
1 |
| Other owners | 0 |