- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16D - Couplings for transmitting rotationclutchesbrakes
- F16D 3/229 - Prismatic coupling parts having each groove centre-line lying on planes parallel to the axis of the respective coupling part
Patent holdings for IPC class F16D 3/229
Total number of patents in this class: 4
10-year publication summary
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0
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1
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0
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0
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0
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0
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0
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NTN Corporation | 4977 |
1 |
| GKN Driveline International GmbH | 159 |
1 |
| JFE Steel Corporation | 6751 |
1 |
| ASA Electronics Industry Co., Ltd | 4 |
1 |
| Other owners | 0 |