- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 1/20 - Stationary parts of the magnetic circuit with channels or ducts for flow of cooling medium
Patent holdings for IPC class H02K 1/20
Total number of patents in this class: 1562
10-year publication summary
|
73
|
68
|
108
|
117
|
130
|
178
|
137
|
189
|
219
|
121
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schaeffler Technologies AG & Co. KG | 11003 |
51 |
| Siemens AG | 24020 |
48 |
| Hamilton Sundstrand Corporation | 5014 |
34 |
| MAHLE International GmbH | 2917 |
33 |
| Huawei Digital Power Technologies Co. Ltd. | 2551 |
32 |
| Robert Bosch GmbH | 44176 |
31 |
| Toyota Motor Corporation | 35813 |
30 |
| ZF Friedrichshafen AG | 7247 |
28 |
| GM Global Technology Operations LLC | 16155 |
22 |
| Mitsubishi Electric Corporation | 48048 |
21 |
| Bayerische Motoren Werke Aktiengesellschaft | 15289 |
21 |
| Siemens Gamesa Renewable Energy A/S | 1963 |
21 |
| BorgWarner Inc. | 2583 |
20 |
| American Axle & Manufacturing, Inc. | 641 |
18 |
| BYD Company Limited | 6488 |
16 |
| Honda Motor Co., Ltd. | 26034 |
15 |
| Hyundai Motor Company | 24703 |
15 |
| Valeo Eautomotive Germany GmbH | 343 |
15 |
| Ford Global Technologies, LLC | 21524 |
14 |
| Nidec Corporation | 2817 |
14 |
| Other owners | 1063 |