- All sections
- B - Performing operationstransporting
- B61G - Couplings specially adapted for railway vehiclesdraught or buffing appliances specially adapted for railway vehicles
- B61G 1/32 - Couplings comprising interengaging parts of different shape or form and having links, bars, pins, shackles, or hooks as coupling means with horizontal bolt or pin
Patent holdings for IPC class B61G 1/32
Total number of patents in this class: 22
10-year publication summary
|
0
|
3
|
2
|
3
|
3
|
1
|
0
|
2
|
0
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TTX Company | 123 |
3 |
| Honda Motor Co., Ltd. | 25873 |
2 |
| CRRC Qiqihar Rolling Stock Co., Ltd. | 115 |
2 |
| Daifuku Co., Ltd. | 1058 |
2 |
| Strato, Inc. | 22 |
2 |
| Aichikikai Technosystem Co., Ltd. | 9 |
2 |
| Mitsubishi Electric Corporation | 47625 |
1 |
| Progress Rail Services Corp | 222 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 33602 |
1 |
| NTN Corporation | 4937 |
1 |
| Tomac Co., Ltd. | 2 |
1 |
| Voith Patent GmbH | 2777 |
1 |
| CRRC Mudanjiang Jinyuan Casting Co., Ltd. | 3 |
1 |
| Axtone SA | 27 |
1 |
| Siemens Mobility GmbH | 1839 |
1 |
| Other owners | 0 |