- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16D - Couplings for transmitting rotationclutchesbrakes
- F16D 43/20 - Internally controlled automatic clutches actuated entirely mechanically controlled by torque, e.g. overload-release clutches, slip-clutches with means by which torque varies the clutching pressure
Patent holdings for IPC class F16D 43/20
Total number of patents in this class: 110
10-year publication summary
|
7
|
7
|
10
|
7
|
7
|
3
|
4
|
1
|
13
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kabushiki Kaisha F.C.C. | 423 |
13 |
| Origin Co., Ltd. | 131 |
6 |
| France Reducteurs | 72 |
5 |
| Litens Automotive Partnership | 333 |
5 |
| Hamilton Sundstrand Corporation | 5014 |
4 |
| KITO Corporation | 186 |
3 |
| Robert Bosch GmbH | 44254 |
2 |
| Schaeffler Technologies AG & Co. KG | 11093 |
2 |
| NSK Ltd. | 2840 |
2 |
| Shimadzu Corporation | 6364 |
2 |
| American Axle & Manufacturing, Inc. | 633 |
2 |
| Goodrich Actuation Systems Limited | 261 |
2 |
| Unison Industries, LLC | 216 |
2 |
| Woodward, Inc. | 677 |
2 |
| Oregon Tool, Inc. | 289 |
2 |
| Halliburton Energy Services, Inc. | 21309 |
1 |
| Illinois Tool Works Inc. | 11862 |
1 |
| Honda Motor Co., Ltd. | 26105 |
1 |
| The Boeing Company | 20186 |
1 |
| Eaton Corporation | 1803 |
1 |
| Other owners | 51 |