- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16D - Couplings for transmitting rotation; clutches; brakes
- F16D 1/04 - Couplings for rigidly connecting two coaxial shafts or other movable machine elements for connecting two abutting shafts or the like with hub and longitudinal key
Patent holdings for IPC class F16D 1/04
Total number of patents in this class: 86
10-year publication summary
|
9
|
8
|
6
|
11
|
11
|
9
|
3
|
8
|
7
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SEW-EURODRIVE GmbH & Co. KG | 1816 |
10 |
| NSK Ltd. | 2719 |
7 |
| Hamilton Sundstrand Corporation | 4525 |
3 |
| GKN Automotive Limited | 300 |
3 |
| Life Technologies Corporation | 3068 |
2 |
| Bendix Commercial Vehicle Systems LLC | 898 |
2 |
| Fluid Handling LLC | 241 |
2 |
| FUTEK Advanced Sensor Technology, Inc. | 19 |
2 |
| Sumitomo Heavy Industries, Ltd. | 1670 |
2 |
| SunPower Corporation | 612 |
2 |
| Rtx Corporation | 8674 |
2 |
| General Electric Company | 18133 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
| Robert Bosch GmbH | 40953 |
1 |
| Caterpillar Inc. | 8877 |
1 |
| Raytheon Company | 8535 |
1 |
| Stanley Black & Decker, Inc. | 587 |
1 |
| Alstom Technology Ltd | 1196 |
1 |
| ZF Friedrichshafen AG | 6820 |
1 |
| Schaeffler Technologies AG & Co. KG | 8880 |
1 |
| Other owners | 40 |