- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 3/40 - Windings characterised by the shape, form or construction of the insulation for high voltage, e.g. affording protection against corona discharges
Patent holdings for IPC class H02K 3/40
Total number of patents in this class: 217
10-year publication summary
|
16
|
14
|
19
|
27
|
20
|
16
|
16
|
10
|
10
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24518 |
46 |
| Innomotics GmbH | 503 |
16 |
| Mitsubishi Electric Corporation | 45998 |
8 |
| General Electric Company | 13762 |
7 |
| Siemens Energy Global GmbH & Co. KG | 2944 |
6 |
| Hitachi, Ltd. | 15467 |
5 |
| Siemens Energy, Inc. | 1688 |
5 |
| Voith Patent GmbH | 2755 |
5 |
| Siemens Mobility GmbH | 1715 |
5 |
| ABB Schweiz AG | 6942 |
4 |
| Hyperloop Technologies, Inc. | 181 |
4 |
| GE Renewable Technologies | 105 |
4 |
| Hitachi Industrial Products, Ltd. | 185 |
4 |
| LG Magna E-powertrain Co., Ltd. | 75 |
4 |
| Merck Patent GmbH | 5828 |
3 |
| Toshiba Corporation | 12326 |
3 |
| Robert Bosch GmbH | 42647 |
3 |
| Alstom Technology Ltd | 1108 |
3 |
| TMEIC Corporation | 772 |
3 |
| Mitsubishi Generator Co., Ltd. | 149 |
3 |
| Other owners | 76 |