- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16F - Springsshock-absorbersmeans for damping vibration
- F16F 1/34 - Ring springs, i.e. annular bodies deformed radially due to axial load
Patent holdings for IPC class F16F 1/34
Total number of patents in this class: 49
10-year publication summary
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2
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1
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3
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3
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4
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1
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6
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1
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1
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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
|
|---|---|---|
| NHK Spring Co., Ltd. | 1812 |
4 |
| Schaeffler Technologies AG & Co. KG | 9688 |
3 |
| Rotor Clip Company, Inc. | 33 |
3 |
| BAL Seal Engineering, LLC | 106 |
3 |
| Illinois Tool Works Inc. | 11370 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10787 |
2 |
| General Electric Company | 17062 |
1 |
| Halliburton Energy Services, Inc. | 20684 |
1 |
| Deere & Company | 7488 |
1 |
| Caterpillar Inc. | 9417 |
1 |
| Hyundai Motor Company | 21406 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 30769 |
1 |
| AB SKF | 162 |
1 |
| Airbus Defence and Space, S.A. | 95 |
1 |
| Aktiebolaget SKF | 2916 |
1 |
| BAL Seal Engineering Co., Inc. | 22 |
1 |
| Big Tyre Pty Ltd | 1 |
1 |
| BJ Tool Services Ltd. | 4 |
1 |
| Brigham Young University | 599 |
1 |
| Cross Manufacturing Company (1938) Limited | 29 |
1 |
| Other owners | 18 |