- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 3/52 - Fastening salient pole windings or connections thereto
Patent holdings for IPC class H02K 3/52
Total number of patents in this class: 2250
10-year publication summary
|
160
|
180
|
194
|
217
|
220
|
204
|
218
|
196
|
197
|
14
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nidec Corporation | 2601 |
156 |
| Robert Bosch GmbH | 41786 |
97 |
| Mitsubishi Electric Corporation | 44851 |
86 |
| LG Innotek Co., Ltd. | 7242 |
82 |
| Denso Corporation | 23769 |
79 |
| Valeo Equipements Electriques Moteur | 1020 |
57 |
| Black & Decker, Inc. | 2405 |
44 |
| ZF Friedrichshafen AG | 7028 |
36 |
| Bayerische Motoren Werke Aktiengesellschaft | 13863 |
35 |
| Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg | 202 |
35 |
| Schaeffler Technologies AG & Co. KG | 9395 |
33 |
| LG Electronics Inc. | 71039 |
26 |
| Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Wurzburg | 234 |
24 |
| Hyundai Mobis Co., Ltd. | 2942 |
23 |
| Nidec Motor Corporation | 524 |
23 |
| SEW-EURODRIVE GmbH & Co. KG | 1917 |
23 |
| Minebea Mitsumi Inc. | 1616 |
23 |
| Honda Motor Co., Ltd. | 24866 |
22 |
| Siemens AG | 24565 |
22 |
| Daikin Industries, Ltd. | 9838 |
22 |
| Other owners | 1302 |