- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16D - Couplings for transmitting rotation; clutches; brakes
- F16D 3/74 - Yielding couplings, i.e. with means permitting movement between the connected parts during the drive with the coupling parts connected by one or more intermediate members with axially-spaced attachments to the coupling parts the intermediate member or members being made of rubber or other flexible material
Patent holdings for IPC class F16D 3/74
Total number of patents in this class: 100
10-year publication summary
|
8
|
8
|
10
|
8
|
12
|
8
|
11
|
4
|
6
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NSK Ltd. | 2719 |
17 |
| Hackforth GmbH | 67 |
6 |
| Goodrich Corporation | 2081 |
4 |
| Dodge Industrial, Inc. | 136 |
4 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
3 |
| Hamilton Sundstrand Corporation | 4525 |
3 |
| Gates Corporation | 1182 |
3 |
| Mitsuboshi Belting Ltd. | 307 |
3 |
| Woodward, Inc. | 602 |
3 |
| Eagle Industry Co., Ltd. | 1062 |
2 |
| GKN Stromag AG | 11 |
2 |
| Leonardo S.p.A. | 605 |
2 |
| Oiles Corporation | 515 |
2 |
| Politecnico di Milano | 790 |
2 |
| Geislinger Group GmbH | 39 |
2 |
| Kohler Co. | 4165 |
1 |
| Denso Corporation | 23338 |
1 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
1 |
| JTEKT Corporation | 2423 |
1 |
| Baldor Electric Company | 65 |
1 |
| Other owners | 37 |