- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 5/124 - Sealing of shafts
Patent holdings for IPC class H02K 5/124
Total number of patents in this class: 261
10-year publication summary
|
18
|
20
|
29
|
13
|
23
|
19
|
20
|
37
|
25
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Archer Aviation Inc. | 359 |
26 |
| Schaeffler Technologies AG & Co. KG | 10725 |
11 |
| ZF Friedrichshafen AG | 7238 |
7 |
| FANUC Corporation | 7049 |
7 |
| Siemens AG | 24199 |
6 |
| Siemens Energy, Inc. | 1694 |
6 |
| Minebea Mitsumi Inc. | 1883 |
6 |
| Nidec Corporation | 2767 |
5 |
| Halliburton Energy Services, Inc. | 21217 |
4 |
| Hamilton Sundstrand Corporation | 5018 |
4 |
| Lord Corporation | 464 |
4 |
| Baker Hughes Holdings LLC | 2992 |
4 |
| Mitsubishi Generator Co., Ltd. | 155 |
4 |
| LG Electronics Inc. | 75045 |
3 |
| Black & Decker, Inc. | 2415 |
3 |
| Alstom Technology Ltd | 1057 |
3 |
| Rolls-Royce PLC | 3182 |
3 |
| American Axle & Manufacturing, Inc. | 636 |
3 |
| Amotech Co., Ltd. | 540 |
3 |
| SEW-EURODRIVE GmbH & Co. KG | 2004 |
3 |
| Other owners | 146 |