- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16D - Couplings for transmitting rotationclutchesbrakes
- F16D 25/061 - Fluid-actuated clutches in which the fluid actuates a piston incorporated in the clutch the clutch having interengaging clutch members
Patent holdings for IPC class F16D 25/061
Total number of patents in this class: 94
10-year publication summary
|
9
|
12
|
9
|
10
|
1
|
7
|
5
|
7
|
5
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ZF Friedrichshafen AG | 7134 |
13 |
| Schaeffler Technologies AG & Co. KG | 9839 |
9 |
| Toyota Motor Corporation | 31903 |
5 |
| Textron Innovations Inc. | 2304 |
5 |
| Deere & Company | 7592 |
4 |
| GM Global Technology Operations LLC | 15000 |
4 |
| Hyundai Motor Company | 21938 |
3 |
| Allison Transmission, Inc. | 833 |
3 |
| Lo-Rez Vibration Control Ltd. | 13 |
3 |
| Pratt & Whitney Canada Corp. | 4722 |
2 |
| Bayerische Motoren Werke Aktiengesellschaft | 14321 |
2 |
| Aisin AW Co., Ltd. | 2328 |
2 |
| Kia Motors Corporation | 7757 |
2 |
| FCA US LLC | 3084 |
2 |
| ArvinMeritor Technology, LLC | 400 |
2 |
| Dana Belgium N.V. | 159 |
2 |
| Ker-Train Holdings Ltd. | 12 |
2 |
| Dana Italia S.r.l. | 141 |
2 |
| Ford Global Technologies, LLC | 20532 |
1 |
| Daimler AG | 3394 |
1 |
| Other owners | 25 |