- 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: 127
10-year publication summary
|
18
|
10
|
10
|
10
|
4
|
9
|
5
|
6
|
3
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Voith Patent GmbH | 2742 |
15 |
| Axtone SA | 28 |
14 |
| Dellner Couplers AB | 112 |
9 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3277 |
7 |
| CRRC Qingdao Sifang Co., Ltd. | 409 |
5 |
| Siemens Mobility GmbH | 1891 |
5 |
| Rxd - Research Exchange Development AB | 8 |
5 |
| Bombardier Transportation GmbH | 569 |
4 |
| Siemens Mobility Austria GmbH | 192 |
4 |
| Kawasaki Railcar Manufacturing Co., Ltd. | 186 |
4 |
| Hitachi, Ltd. | 16183 |
3 |
| Siemens AG Österreich | 318 |
3 |
| AnsaldoBreda S.p.A. | 8 |
3 |
| Nippon Sharyo, Ltd. | 78 |
3 |
| Alstom Holdings | 629 |
2 |
| CRRC Tangshan Co., Ltd. | 282 |
2 |
| Korea Railroad Research Institute | 184 |
2 |
| T a Savery & Co., Ltd. | 5 |
2 |
| CMI Defence S.A. | 40 |
2 |
| Faiveley Transport Schwab AG | 3 |
2 |
| Other owners | 31 |