- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 17/22 - Asynchronous induction motors having rotors with windings connected to slip-rings
Patent holdings for IPC class H02K 17/22
Total number of patents in this class: 18
10-year publication summary
|
0
|
1
|
3
|
1
|
1
|
1
|
0
|
2
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Voith Patent GmbH | 2740 |
2 |
| GE Renewable Technologies | 121 |
2 |
| General Electric Company | 17800 |
1 |
| Mitsubishi Electric Corporation | 44962 |
1 |
| Alstom Technology Ltd | 1144 |
1 |
| Bayerische Motoren Werke Aktiengesellschaft | 13899 |
1 |
| Alstom Renewable Technologies | 72 |
1 |
| Heraeus Quarzglas GmbH & Co. KG | 407 |
1 |
| Linde Aktiengesellschaft | 1548 |
1 |
| NRG Tech. Ltd. | 6 |
1 |
| Universidad Politecnica de Madrid | 304 |
1 |
| Weg Equipamentos Eletricos S.A. - Motores | 66 |
1 |
| Rolls-Royce Akteibolag | 1 |
1 |
| 4D Surgical, LLC | 1 |
1 |
| EILEBRECHT, Philipp | 1 |
1 |
| Innomotics GmbH | 508 |
1 |
| Other owners | 0 |