- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16D - Couplings for transmitting rotationclutchesbrakes
- F16D 43/18 - Internally controlled automatic clutches actuated entirely mechanically controlled by angular speed with centrifugal masses actuating the clutching members directly in a direction which has at least a radial componentInternally controlled automatic clutches actuated entirely mechanically controlled by angular speed with centrifugal masses themselves being the clutching members with friction clutching members
Patent holdings for IPC class F16D 43/18
Total number of patents in this class: 117
10-year publication summary
|
10
|
10
|
10
|
19
|
10
|
10
|
4
|
3
|
3
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kabushiki Kaisha F.C.C. | 371 |
24 |
| Schaeffler Technologies AG & Co. KG | 9942 |
11 |
| Exedy Corporation | 484 |
4 |
| The Hilliard Corporation | 51 |
4 |
| ANDREAS STIHL AG & Co. KG | 821 |
3 |
| Tsubakimoto Chain Co. | 616 |
3 |
| Yamaha Hatsudoki Kabushiki Kaisha | 2157 |
3 |
| Carrier Corporation | 4292 |
2 |
| NSK Ltd. | 2791 |
2 |
| American Axle & Manufacturing, Inc. | 649 |
2 |
| Homma Science Corporation | 5 |
2 |
| Husqvarna AB | 2921 |
2 |
| Industrie Saleri Italo S.p.A. | 75 |
2 |
| Mitsuboshi Belting Ltd. | 313 |
2 |
| Piaggio & C. S.p.A. | 1232 |
2 |
| Rekluse Racing, LLC | 24 |
2 |
| Wisk Aero LLC | 222 |
2 |
| Globe (Jiangsu) Co., Ltd. | 269 |
2 |
| Lockheed Martin Corporation | 3275 |
1 |
| Yamaha Motor Co., Ltd. | 2818 |
1 |
| Other owners | 41 |