- All sections
- B - Performing operationstransporting
- B61G - Couplings specially adapted for railway vehiclesdraught or buffing appliances specially adapted for railway vehicles
- B61G 9/06 - Draw-gear combined with buffing appliances with rubber springs
Patent holdings for IPC class B61G 9/06
Total number of patents in this class: 79
10-year publication summary
|
8
|
3
|
2
|
11
|
4
|
6
|
5
|
1
|
6
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Miner Enterprises, Inc. | 103 |
16 |
| Wabtec Holding Corp. | 336 |
14 |
| Voith Patent GmbH | 2743 |
11 |
| Dellner Couplers AB | 113 |
7 |
| Strato, Inc. | 22 |
6 |
| Amsted Rail Company, Inc. | 412 |
5 |
| Strato Technology Solutions, LLC | 31 |
4 |
| O-Ring Sales & Service, Inc. | 6 |
3 |
| Axtone SA | 28 |
2 |
| Faiveley Transport Schwab AG | 3 |
2 |
| Limited Liability Company "industrial Center" | 3 |
2 |
| Siemens AG | 23913 |
1 |
| CRRC Qiqihar Rolling Stock Co., Ltd. | 117 |
1 |
| Qingdai SRI Technology Co., Ltd. | 1 |
1 |
| Trinity North American Freight Car, Inc. | 50 |
1 |
| CRRC Qiqihar Rolling Stock Co., Ltd. Dalian Research & Development Center | 2 |
1 |
| CRRC Sifang Co., Ltd. | 4 |
1 |
| KB Intellectual Property GmbH & Co. KG | 172 |
1 |
| Other owners | 0 |