- 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: 2466
10-year publication summary
|
177
|
194
|
216
|
218
|
204
|
223
|
204
|
200
|
188
|
31
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nidec Corporation | 2731 |
161 |
| Robert Bosch GmbH | 43294 |
104 |
| Denso Corporation | 24983 |
94 |
| Mitsubishi Electric Corporation | 47352 |
90 |
| LG Innotek Co., Ltd. | 8037 |
85 |
| Valeo Equipements Electriques Moteur | 965 |
56 |
| Bayerische Motoren Werke Aktiengesellschaft | 14870 |
50 |
| Black & Decker, Inc. | 2417 |
48 |
| Schaeffler Technologies AG & Co. KG | 10539 |
41 |
| ZF Friedrichshafen AG | 7210 |
40 |
| Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg | 240 |
40 |
| Ampere S.A.S. | 583 |
30 |
| Hyundai Mobis Co., Ltd. | 3400 |
27 |
| LG Electronics Inc. | 74388 |
26 |
| Honda Motor Co., Ltd. | 25773 |
25 |
| Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Wurzburg | 232 |
24 |
| Milwaukee Electric Tool Corporation | 4695 |
24 |
| SEW-EURODRIVE GmbH & Co. KG | 1989 |
24 |
| Minebea Mitsumi Inc. | 1844 |
24 |
| Panasonic Intellectual Property Management Co., Ltd. | 32983 |
23 |
| Other owners | 1430 |