- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16D - Couplings for transmitting rotationclutchesbrakes
- F16D 3/18 - Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts the coupling parts having slidably-interengaging teeth
Patent holdings for IPC class F16D 3/18
Total number of patents in this class: 202
10-year publication summary
|
20
|
15
|
20
|
17
|
15
|
8
|
14
|
5
|
10
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| KWD Kupplungswerk Dresden GmbH | 18 |
10 |
| Flender GmbH | 441 |
9 |
| NSK Ltd. | 2850 |
8 |
| Intuitive Surgical Operations, Inc. | 4486 |
7 |
| Airbus Operations Limited | 1375 |
5 |
| Nissan Motor Co., Ltd. | 13139 |
5 |
| Dana Automotive Systems Group, LLC | 475 |
5 |
| Exponential Technologies, Inc. | 31 |
5 |
| New Ventures Marketing, LLC | 6 |
5 |
| Siemens AG | 23946 |
4 |
| Mitsubishi Electric Corporation | 48587 |
4 |
| Primetals Technologies Japan, Ltd. | 182 |
4 |
| NTN Corporation | 4934 |
3 |
| PMP PRO-MEC S.p.A. | 18 |
3 |
| Punk Couplings Limited | 12 |
3 |
| Safran Aircraft Engines | 6835 |
3 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3318 |
3 |
| Abaco Drilling Technologies LLC | 43 |
3 |
| Halliburton Energy Services, Inc. | 21236 |
2 |
| Koninklijke Philips N.V. | 26215 |
2 |
| Other owners | 109 |