- All sections
- B - Performing operationstransporting
- B61G - Couplings specially adapted for railway vehiclesdraught or buffing appliances specially adapted for railway vehicles
- B61G 11/16 - Buffers absorbing shocks by permanent deformation of buffer element
Patent holdings for IPC class B61G 11/16
Total number of patents in this class: 123
10-year publication summary
|
18
|
18
|
10
|
10
|
10
|
4
|
9
|
4
|
5
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Voith Patent GmbH | 2746 |
14 |
| Axtone SA | 25 |
12 |
| Dellner Couplers AB | 103 |
9 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3028 |
7 |
| Bombardier Transportation GmbH | 655 |
5 |
| CRRC Qingdao Sifang Co., Ltd. | 376 |
5 |
| Siemens Mobility GmbH | 1648 |
5 |
| Siemens Mobility Austria GmbH | 152 |
4 |
| Kawasaki Railcar Manufacturing Co., Ltd. | 178 |
4 |
| Rxd - Research Exchange Development AB | 6 |
4 |
| Hitachi, Ltd. | 15259 |
3 |
| Siemens AG Österreich | 315 |
3 |
| AnsaldoBreda S.p.A. | 9 |
3 |
| Nippon Sharyo, Ltd. | 79 |
3 |
| Alstom Holdings | 513 |
2 |
| CRRC Tangshan Co., Ltd. | 251 |
2 |
| Korea Railroad Research Institute | 173 |
2 |
| T a Savery & Co., Ltd. | 4 |
2 |
| CMI Defence S.A. | 40 |
2 |
| Faiveley Transport Schwab AG | 3 |
2 |
| Other owners | 30 |