- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16D - Couplings for transmitting rotationclutchesbrakes
- F16D 13/38 - Friction clutches with axially-movable clutching members with flat clutching surfaces, e.g. discs
Patent holdings for IPC class F16D 13/38
Total number of patents in this class: 226
10-year publication summary
|
24
|
34
|
24
|
20
|
28
|
12
|
13
|
7
|
6
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schaeffler Technologies AG & Co. KG | 9995 |
61 |
| BorgWarner Inc. | 2600 |
10 |
| Hyundai Motor Company | 22315 |
9 |
| Schaeffler Group USA, Inc. | 309 |
8 |
| Valeo Embrayages | 658 |
8 |
| Eaton Cummins Automated Transmission Technologies LLC | 94 |
8 |
| Clutch Industries Pty Ltd | 17 |
7 |
| Kia Motors Corporation | 7751 |
6 |
| Eaton Corporation | 1815 |
5 |
| Ford Global Technologies, LLC | 20701 |
5 |
| ZF Friedrichshafen AG | 7180 |
4 |
| Aisin AW Co., Ltd. | 2324 |
3 |
| GKN Automotive Limited | 354 |
3 |
| LS Mtron Ltd. | 291 |
3 |
| Rolls-Royce Corporation | 1760 |
3 |
| TNMJ Caliber, LLC | 15 |
3 |
| Valeo Kapec Co., Ltd. | 183 |
3 |
| Punch Powertrain PSA E-transmissions NV | 26 |
3 |
| Industrial Technology Research Institute | 5076 |
2 |
| Schaeffler Technologies GmbH & Co. KG | 846 |
2 |
| Other owners | 70 |