- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16D - Couplings for transmitting rotation; clutches; brakes
- F16D 25/08 - Fluid-actuated clutches with fluid-actuated member not rotating with a clutching member
Patent holdings for IPC class F16D 25/08
Total number of patents in this class: 674
10-year publication summary
|
62
|
36
|
71
|
109
|
62
|
48
|
37
|
28
|
19
|
4
|
| 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 |
255 |
| Honda Motor Co., Ltd. | 24537 |
32 |
| Valeo Embrayages | 590 |
27 |
| ZF Friedrichshafen AG | 6820 |
21 |
| Schaeffler Technologies GmbH & Co. KG | 846 |
21 |
| Nissan Motor Co., Ltd. | 12249 |
16 |
| Aisin Seiki Kabushiki Kaisha | 2427 |
13 |
| BorgWarner Inc. | 2604 |
13 |
| LuK Lamellen und Kupplungsbau Beteiligungs KG | 339 |
13 |
| GM Global Technology Operations LLC | 13620 |
10 |
| Hyundai Motor Company | 19021 |
8 |
| Exedy Corporation | 488 |
8 |
| FTE automotive GmbH | 78 |
8 |
| Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | 1407 |
8 |
| JTEKT Corporation | 2423 |
7 |
| WABCO GmbH | 483 |
7 |
| Kongsberg Automotive AS | 58 |
7 |
| Toyota Motor Corporation | 28582 |
6 |
| Kia Motors Corporation | 7946 |
6 |
| KNORR-BREMSE Systeme fuer Nutzfahrzeuge GmbH | 578 |
6 |
| Other owners | 182 |