- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16F - Springsshock-absorbersmeans for damping vibration
- F16F 15/20 - Suppression of vibrations of rotating systems by favourable grouping or relative arrangement of the moving members of the system or systems
Patent holdings for IPC class F16F 15/20
Total number of patents in this class: 37
10-year publication summary
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0
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8
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4
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3
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5
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4
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1
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3
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1
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pratt & Whitney Canada Corp. | 4629 |
4 |
| ZF Friedrichshafen AG | 7135 |
2 |
| Bell Helicopter Textron Inc. | 1052 |
2 |
| Litens Automotive Partnership | 331 |
2 |
| Valeo Kapec Co., Ltd. | 180 |
2 |
| General Electric Company | 13830 |
1 |
| Halliburton Energy Services, Inc. | 20769 |
1 |
| 3m Innovative Properties Company | 17855 |
1 |
| The Boeing Company | 20025 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 8657 |
1 |
| Centre National de La Recherche Scientifique | 10350 |
1 |
| Hyundai Motor Company | 21748 |
1 |
| Schaeffler Technologies AG & Co. KG | 9771 |
1 |
| Kia Motors Corporation | 7758 |
1 |
| MicroVention, Inc. | 619 |
1 |
| American Axle & Manufacturing, Inc. | 652 |
1 |
| BRP US Inc. | 300 |
1 |
| GM Global Technology Operations, Inc. | 594 |
1 |
| Korea National University of Transportation Industry-Academic Cooperation Foundation | 205 |
1 |
| Magna International Inc. | 1223 |
1 |
| Other owners | 10 |