- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16F - Springs; shock-absorbers; means for damping vibration
- F16F 15/14 - Suppression of vibrations in rotating systems by making use of members moving with the system using freely-swinging masses rotating with the system
Patent holdings for IPC class F16F 15/14
Total number of patents in this class: 1189
10-year publication summary
|
174
|
142
|
167
|
132
|
126
|
81
|
81
|
59
|
26
|
9
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schaeffler Technologies AG & Co. KG | 8880 |
348 |
| Valeo Embrayages | 590 |
134 |
| ZF Friedrichshafen AG | 6820 |
129 |
| Exedy Corporation | 488 |
71 |
| Aisin AW Co., Ltd. | 2430 |
47 |
| Toyota Motor Corporation | 28582 |
38 |
| Schaeffler Technologies GmbH & Co. KG | 846 |
28 |
| Aisin AW Industries Co., Ltd. | 63 |
17 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
12 |
| Valeo Kapec Co., Ltd. | 158 |
12 |
| Hasse & WREDE GmbH | 45 |
11 |
| Aperia Technologies, Inc. | 42 |
10 |
| Dayco IP Holdings, LLC | 396 |
10 |
| Bayerische Motoren Werke Aktiengesellschaft | 13126 |
9 |
| Ford Global Technologies, LLC | 19702 |
8 |
| Hyundai Motor Company | 19021 |
8 |
| Audi AG | 7153 |
8 |
| Volvo Truck Corporation | 2764 |
8 |
| FCA US LLC | 2755 |
7 |
| Lord Corporation | 484 |
7 |
| Other owners | 267 |