- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16D - Couplings for transmitting rotationclutchesbrakes
- F16D 57/02 - Liquid-resistance brakesAir-resistance brakes with blades or like members braked by the fluid
Patent holdings for IPC class F16D 57/02
Total number of patents in this class: 56
10-year publication summary
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2
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1
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4
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5
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3
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2
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3
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2
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0
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1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Voith Patent GmbH | 2753 |
5 |
| Nelson Irrigation Corporation | 125 |
4 |
| Driventic GmbH | 56 |
4 |
| Nifco Inc. | 1095 |
3 |
| Schaeffler Technologies AG & Co. KG | 10785 |
2 |
| Hartwell Corporation | 54 |
2 |
| Mitsubishi Heavy Industries Compressor Corporation | 636 |
2 |
| SPM Oil & Gas Inc. | 358 |
2 |
| Litian-trard Technology Co., Ltd., Guiyang | 2 |
2 |
| Schlumberger Technology Corporation | 11584 |
1 |
| Caterpillar Inc. | 10191 |
1 |
| Armorworks Enterprises LLC | 37 |
1 |
| Bestter (Xiamen) Technology Inc. | 26 |
1 |
| Cambridge Enterprise Limited | 1231 |
1 |
| DEKA Products Limited Partnership | 1868 |
1 |
| Giant Manufacturing Co., Ltd. | 495 |
1 |
| Goodrich Corporation | 2183 |
1 |
| Innovital LLC | 27 |
1 |
| Inventus Engineering GmbH | 195 |
1 |
| KYB Corporation | 1415 |
1 |
| Other owners | 19 |