- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16D - Couplings for transmitting rotationclutchesbrakes
- F16D 13/68 - Attachments of plates or lamellae to their supports
Patent holdings for IPC class F16D 13/68
Total number of patents in this class: 258
10-year publication summary
|
38
|
40
|
26
|
28
|
14
|
14
|
8
|
5
|
5
|
4
|
| 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 | 10948 |
69 |
| BorgWarner Inc. | 2581 |
14 |
| ZF Friedrichshafen AG | 7235 |
12 |
| Miba Frictec GmbH | 49 |
10 |
| GM Global Technology Operations LLC | 16106 |
9 |
| Ford Global Technologies, LLC | 21478 |
8 |
| Aisin AW Co., Ltd. | 2256 |
7 |
| Clutch Industries Pty Ltd | 18 |
6 |
| Valeo Embrayages | 689 |
6 |
| Eaton Intelligent Power Limited | 6236 |
5 |
| Toyota Motor Corporation | 35680 |
4 |
| Allison Transmission, Inc. | 805 |
4 |
| Exedy Corporation | 499 |
4 |
| Schaeffler Group USA, Inc. | 317 |
4 |
| TNMJ Caliber, LLC | 15 |
4 |
| Valeo Materiaux de Friction | 33 |
4 |
| Rekluse Racing, LLC | 24 |
4 |
| Daimler AG | 2838 |
3 |
| Magna Powertrain Inc. | 103 |
3 |
| Rolls-Royce Corporation | 1676 |
3 |
| Other owners | 75 |