- 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: 1295
10-year publication summary
|
65
|
73
|
68
|
108
|
117
|
130
|
176
|
134
|
179
|
95
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24563 |
50 |
| Schaeffler Technologies AG & Co. KG | 9706 |
39 |
| Hamilton Sundstrand Corporation | 4824 |
33 |
| Robert Bosch GmbH | 42392 |
25 |
| ZF Friedrichshafen AG | 7108 |
25 |
| MAHLE International GmbH | 2738 |
24 |
| Toyota Motor Corporation | 31311 |
22 |
| Mitsubishi Electric Corporation | 45693 |
21 |
| Siemens Gamesa Renewable Energy A/S | 1848 |
19 |
| GM Global Technology Operations LLC | 14834 |
18 |
| American Axle & Manufacturing, Inc. | 651 |
18 |
| Bayerische Motoren Werke Aktiengesellschaft | 14241 |
16 |
| BorgWarner Inc. | 2608 |
15 |
| Honda Motor Co., Ltd. | 25116 |
13 |
| Flender GmbH | 358 |
13 |
| Huawei Digital Power Technologies Co. Ltd. | 2054 |
13 |
| Ford Global Technologies, LLC | 20379 |
11 |
| Nidec Corporation | 2636 |
11 |
| Hyundai Motor Company | 21451 |
10 |
| Hyundai Mobis Co., Ltd. | 3100 |
10 |
| Other owners | 889 |