- All sections
- B - Performing operationstransporting
- B61F - Rail vehicle suspensions, e.g. underframes, bogies or arrangements of wheel axlesrail vehicles for use on tracks of different widthpreventing derailing of rail vehicleswheel guards, obstruction removers or the like for rail vehicles
- B61F 3/08 - Types of bogies with more than one axle without driven axles or wheels
Patent holdings for IPC class B61F 3/08
Total number of patents in this class: 15
10-year publication summary
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2
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2
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3
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1
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3
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1
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1
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0
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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kawasaki Railcar Manufacturing Co., Ltd. | 186 |
4 |
| Kaci Intermodal Systems, LLC | 6 |
2 |
| Caterpillar Inc. | 10331 |
1 |
| Hyperloop Technologies, Inc. | 122 |
1 |
| Mammoet USA South, Inc. | 18 |
1 |
| Starlite Co., Ltd. | 13 |
1 |
| Siemens Mobility GmbH | 1896 |
1 |
| CRRC Zhuzhou Locomotive Co., Ltd | 264 |
1 |
| Losyco GmbH | 6 |
1 |
| Transportation IP Holdings, LLC | 1018 |
1 |
| DP World Logistics US Holdings, Inc. | 56 |
1 |
| Other owners | 0 |