- All sections
- B - Performing operations; transporting
- B61H - Brakes or other retarding devices specially adapted for rail vehicles; arrangement or disposition thereof in rail vehicles
- B61H 5/00 - Applications or arrangements of brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
Patent holdings for IPC class B61H 5/00
Total number of patents in this class: 293
10-year publication summary
|
21
|
31
|
29
|
29
|
33
|
21
|
28
|
14
|
24
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Knorr-Bremse Systeme fur Schienenfahrzeuge GmbH | 566 |
33 |
| Faiveley Transport Amiens | 58 |
28 |
| Nippon Steel Corporation | 5649 |
28 |
| Akebono Brake Industry Co., Ltd. | 354 |
23 |
| Nippon Steel & Sumitomo Metal Corporation | 1990 |
19 |
| KYB Corporation | 1278 |
13 |
| Nabtesco Corporation | 871 |
11 |
| Tallano Technologie | 66 |
11 |
| Railway Technical Research Institute | 38 |
9 |
| Fine Sinter Co., Ltd. | 32 |
8 |
| Kayaba Industry Co., Ltd. | 376 |
8 |
| East Japan Railway Company | 60 |
5 |
| Wabtec Holding Corp. | 407 |
5 |
| Siemens AG | 24990 |
4 |
| Siemens AG Österreich | 316 |
4 |
| Central Japan Railway Company | 127 |
4 |
| CoFren S.r.l. | 16 |
4 |
| Sumitomo Metal Industries, Ltd. | 453 |
4 |
| Dellner Bubenzer AB | 17 |
4 |
| CRRC Qingdao Sifang Rolling Stock Research Institute Co., Ltd. | 84 |
3 |
| Other owners | 65 |