- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16D - Couplings for transmitting rotation; clutches; brakes
- F16D 21/00 - Systems comprising a plurality of mechanically-actuated clutches
Patent holdings for IPC class F16D 21/00
Total number of patents in this class: 184
10-year publication summary
|
9
|
22
|
23
|
20
|
13
|
16
|
25
|
18
|
12
|
0
|
| 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 |
23 |
| Hyundai Motor Company | 19021 |
11 |
| GM Global Technology Operations LLC | 13620 |
9 |
| ZF Friedrichshafen AG | 6820 |
9 |
| Nissan Motor Co., Ltd. | 12249 |
7 |
| Kia Motors Corporation | 7946 |
7 |
| Aisin AW Co., Ltd. | 2430 |
6 |
| Honda Motor Co., Ltd. | 24537 |
5 |
| Toyota Motor Corporation | 28582 |
5 |
| Dana Automotive Systems Group, LLC | 395 |
5 |
| Oshkosh Corporation | 1006 |
5 |
| Deere & Company | 6845 |
4 |
| Ford Global Technologies, LLC | 19702 |
4 |
| BorgWarner Inc. | 2604 |
4 |
| JTEKT Corporation | 2423 |
3 |
| Caterpillar Inc. | 8877 |
2 |
| Bayerische Motoren Werke Aktiengesellschaft | 13126 |
2 |
| Dana Heavy Vehicle Systems Group, LLC | 328 |
2 |
| France Reducteurs | 71 |
2 |
| GKN Automotive Limited | 300 |
2 |
| Other owners | 67 |