- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 3/22 - Windings characterised by the conductor shape, form or construction, e.g. with bar conductors consisting of hollow conductors
Patent holdings for IPC class H02K 3/22
Total number of patents in this class: 130
10-year publication summary
|
5
|
7
|
9
|
12
|
19
|
14
|
12
|
16
|
21
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dynamic e Flow GmbH | 22 |
18 |
| Siemens AG | 24518 |
16 |
| General Electric Company | 13762 |
5 |
| Hyperloop Technologies, Inc. | 181 |
5 |
| Lappeenrannan-lahden Teknillinen Yliopisto Lut | 58 |
4 |
| Schaeffler Technologies AG & Co. KG | 9839 |
3 |
| Audi AG | 7356 |
3 |
| Safran Aircraft Engines | 6271 |
3 |
| Safran Helicopter Engines | 756 |
3 |
| Elemec Co.,Ltd. | 3 |
3 |
| Sumitomo Electric Industries, Ltd. | 15443 |
2 |
| Hamilton Sundstrand Corporation | 4860 |
2 |
| Siemens Energy, Inc. | 1688 |
2 |
| Lappeenrannan Teknillinen Yliopisto | 61 |
2 |
| Marquette University | 151 |
2 |
| Sumitomo Electric Sintered Alloy, Ltd. | 227 |
2 |
| Eaton Intelligent Power Limited | 5981 |
2 |
| NOVARES France | 140 |
2 |
| Valeo Eautomotive Germany GmbH | 250 |
2 |
| Hyperdrives GmbH | 3 |
2 |
| Other owners | 47 |