- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16F - Springs; shock-absorbers; means 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: 38
10-year publication summary
|
2
|
0
|
8
|
4
|
3
|
5
|
4
|
1
|
3
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pratt & Whitney Canada Corp. | 4215 |
4 |
| ZF Friedrichshafen AG | 6820 |
3 |
| Bell Helicopter Textron Inc. | 1122 |
3 |
| Litens Automotive Partnership | 337 |
2 |
| Magna International Inc. | 1236 |
2 |
| Valeo Kapec Co., Ltd. | 158 |
2 |
| General Electric Company | 18133 |
1 |
| Halliburton Energy Services, Inc. | 20165 |
1 |
| 3m Innovative Properties Company | 18406 |
1 |
| The Boeing Company | 19843 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
| Centre National de La Recherche Scientifique | 9632 |
1 |
| Hyundai Motor Company | 19021 |
1 |
| Schaeffler Technologies AG & Co. KG | 8880 |
1 |
| Kia Motors Corporation | 7946 |
1 |
| American Axle & Manufacturing, Inc. | 649 |
1 |
| BRP US Inc. | 287 |
1 |
| GM Global Technology Operations, Inc. | 641 |
1 |
| Mitsubishi Heavy Industries Compressor Corporation | 613 |
1 |
| Technoboost | 87 |
1 |
| Other owners | 8 |