- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 55/02 - Dynamo-electric machines having windings operating at cryogenic temperatures of the synchronous type
Patent holdings for IPC class H02K 55/02
Total number of patents in this class: 101
10-year publication summary
|
7
|
6
|
8
|
10
|
7
|
8
|
8
|
15
|
3
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 23983 |
14 |
| General Electric Company | 13938 |
7 |
| Universite de Lorraine | 399 |
5 |
| Siemens Gamesa Renewable Energy A/S | 1971 |
5 |
| General Electric Renovables España, S.L. | 315 |
5 |
| Airbus S.A.S. | 983 |
4 |
| OSWALD Elektromotoren GmbH | 16 |
4 |
| Safran Aircraft Engines | 6741 |
4 |
| SAFRAN S.A. | 797 |
2 |
| ASML Netherlands B.V. | 7987 |
2 |
| Rolls-Royce PLC | 3222 |
2 |
| ABB Technology AG | 1220 |
2 |
| GKN Aerospace Services Limited | 155 |
2 |
| Industry-Academic Cooperation Foundation, Yonsei University | 2442 |
2 |
| Kyoto University | 2926 |
2 |
| National University Corporation Tokyo University of Marine Science and Technology | 106 |
2 |
| Rolls-Royce Deutschland Ltd & Co KG | 864 |
2 |
| Sonic Blue Aerospace, Inc. | 7 |
2 |
| GE Infrastructure Technology, LLC | 6154 |
2 |
| Flowserve US Company | 18 |
2 |
| Other owners | 29 |