- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16D - Couplings for transmitting rotation; clutches; brakes
- F16D 43/18 - Internally 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: 114
10-year publication summary
|
10
|
10
|
10
|
23
|
10
|
10
|
4
|
3
|
3
|
0
|
| 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. | 346 |
23 |
| Schaeffler Technologies AG & Co. KG | 9386 |
11 |
| Exedy Corporation | 484 |
5 |
| ANDREAS STIHL AG & Co. KG | 825 |
3 |
| The Hilliard Corporation | 49 |
3 |
| Mitsuboshi Belting Ltd. | 311 |
3 |
| Tsubakimoto Chain Co. | 615 |
3 |
| Yamaha Hatsudoki Kabushiki Kaisha | 2076 |
3 |
| Carrier Corporation | 4449 |
2 |
| NSK Ltd. | 2735 |
2 |
| American Axle & Manufacturing, Inc. | 656 |
2 |
| Homma Science Corporation | 5 |
2 |
| Husqvarna AB | 2882 |
2 |
| Industrie Saleri Italo S.p.A. | 69 |
2 |
| Rekluse Racing, LLC | 24 |
2 |
| Wisk Aero LLC | 203 |
2 |
| Globe (Jiangsu) Co., Ltd. | 263 |
2 |
| Yamaha Motor Co., Ltd. | 2790 |
1 |
| Hamilton Sundstrand Corporation | 4724 |
1 |
| Blue Leaf I.P., Inc. | 2828 |
1 |
| Other owners | 39 |