- 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: 2545
10-year publication summary
|
180
|
194
|
217
|
220
|
205
|
224
|
205
|
207
|
188
|
108
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nidec Corporation | 2806 |
158 |
| Robert Bosch GmbH | 44128 |
104 |
| Denso Corporation | 25513 |
95 |
| Mitsubishi Electric Corporation | 47971 |
90 |
| LG Innotek Co., Ltd. | 8453 |
88 |
| Valeo Equipements Electriques Moteur | 940 |
57 |
| Bayerische Motoren Werke Aktiengesellschaft | 15252 |
55 |
| Black & Decker, Inc. | 2443 |
48 |
| Schaeffler Technologies AG & Co. KG | 10948 |
43 |
| Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg | 254 |
43 |
| ZF Friedrichshafen AG | 7235 |
40 |
| Ampere S.A.S. | 691 |
33 |
| Hyundai Mobis Co., Ltd. | 3586 |
27 |
| LG Electronics Inc. | 75654 |
26 |
| Honda Motor Co., Ltd. | 26008 |
25 |
| Makita Corporation | 2557 |
25 |
| Milwaukee Electric Tool Corporation | 4954 |
25 |
| Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Wurzburg | 229 |
24 |
| SEW-EURODRIVE GmbH & Co. KG | 2033 |
24 |
| Minebea Mitsumi Inc. | 1938 |
24 |
| Other owners | 1491 |