- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16D - Couplings for transmitting rotation; clutches; brakes
- F16D 41/066 - Freewheels or freewheel clutches with intermediate wedging coupling members between an inner and an outer surface the intermediate members wedging by rolling and having a circular cross-section, e.g. balls all members having the same size and only one of the two surfaces being cylindrical
Patent holdings for IPC class F16D 41/066
Total number of patents in this class: 148
10-year publication summary
|
10
|
39
|
22
|
16
|
13
|
7
|
16
|
8
|
6
|
0
|
| 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 | 9350 |
21 |
| NTN Corporation | 4980 |
13 |
| BorgWarner Inc. | 2588 |
11 |
| NSK-Warner K.K. | 59 |
7 |
| Robert Bosch GmbH | 41695 |
3 |
| JTEKT Corporation | 2431 |
3 |
| Haier US Appliance Solutions, Inc. | 3319 |
3 |
| Rollax GmbH & Co. KG | 20 |
3 |
| Shiroki Corporation | 270 |
3 |
| Toyota Boshoku Kabushiki Kaisha | 1357 |
3 |
| Nanjing Easthouse Electrical Co., Ltd | 69 |
3 |
| Toyota Motor Corporation | 30292 |
2 |
| Denso Corporation | 23692 |
2 |
| Hamilton Sundstrand Corporation | 4712 |
2 |
| Audi AG | 7264 |
2 |
| Namiki Seimitsu Houseki Kabushiki Kaisha | 161 |
2 |
| Nifco Inc. | 1107 |
2 |
| Otto Bock Healthcare Products GmbH | 259 |
2 |
| Shanghai Changyi Machinery Manufacture Co., Ltd | 8 |
2 |
| Tsubakimoto Chain Co. | 614 |
2 |
| Other owners | 57 |