- All sections
- B - Performing operationstransporting
- B61G - Couplings specially adapted for railway vehiclesdraught or buffing appliances specially adapted for railway vehicles
- B61G 3/08 - Control devices, e.g. for uncoupling
Patent holdings for IPC class B61G 3/08
Total number of patents in this class: 21
10-year publication summary
|
1
|
1
|
0
|
1
|
3
|
0
|
0
|
0
|
2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bedloe Industries LLC | 71 |
4 |
| Qiqihar Railway Rolling Stock Co., Ltd. | 45 |
3 |
| Jackson International, Inc., DBA JAXON | 4 |
2 |
| Mudanjiang Jinyuan Coupler and Draft Gear Manufacturing Co., Ltd. | 7 |
2 |
| The Unimax Corporation | 2 |
2 |
| Bradken Resources Pty Limited | 153 |
1 |
| CRRC Qiqihar Rolling Stock Co., Ltd. | 110 |
1 |
| Dellner Couplers AB | 105 |
1 |
| Stanrail Corporation | 2 |
1 |
| Universal City Studios LLC | 2507 |
1 |
| CRRC Mudanjiang Jinyuan Casting Co., Ltd. | 3 |
1 |
| Transportation IP Holdings, LLC | 930 |
1 |
| Victor Havenga Trust | 2 |
1 |
| Other owners | 0 |