- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16D - Couplings for transmitting rotationclutchesbrakes
- F16D 47/04 - Systems of clutches, or clutches and couplings, comprising devices of types grouped under at least two of the following sets of groups: of which at least one is a freewheel
Patent holdings for IPC class F16D 47/04
Total number of patents in this class: 129
10-year publication summary
|
10
|
14
|
18
|
7
|
10
|
5
|
7
|
5
|
4
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schaeffler Technologies AG & Co. KG | 10707 |
22 |
| Litens Automotive Partnership | 335 |
12 |
| NTN Corporation | 4933 |
10 |
| GM Global Technology Operations LLC | 15817 |
4 |
| Ford Global Technologies, LLC | 21274 |
4 |
| BorgWarner Inc. | 2580 |
4 |
| Means Industries, Inc. | 165 |
4 |
| Voith Patent GmbH | 2778 |
4 |
| Dana Automotive Systems Group, LLC | 475 |
3 |
| Gates Corporation | 1145 |
3 |
| NSK-Warner K.K. | 61 |
3 |
| Valeo Kapec Co., Ltd. | 192 |
3 |
| Toyota Motor Corporation | 34633 |
2 |
| Bayerische Motoren Werke Aktiengesellschaft | 15022 |
2 |
| NSK Ltd. | 2824 |
2 |
| Goodrich Actuation Systems Limited | 257 |
2 |
| The Hilliard Corporation | 52 |
2 |
| Textron Innovations Inc. | 2400 |
2 |
| Tsubakimoto Chain Co. | 623 |
2 |
| Valeda Company, LLC | 107 |
2 |
| Other owners | 37 |