- 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: 2577
10-year publication summary
|
180
|
194
|
217
|
220
|
205
|
224
|
206
|
206
|
190
|
142
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nidec Corporation | 2831 |
159 |
| Robert Bosch GmbH | 44427 |
103 |
| Denso Corporation | 25909 |
99 |
| Mitsubishi Electric Corporation | 48508 |
90 |
| LG Innotek Co., Ltd. | 8652 |
88 |
| Bayerische Motoren Werke Aktiengesellschaft | 15535 |
60 |
| Valeo Equipements Electriques Moteur | 931 |
57 |
| Black & Decker, Inc. | 2501 |
48 |
| Schaeffler Technologies AG & Co. KG | 11255 |
47 |
| Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg | 261 |
44 |
| ZF Friedrichshafen AG | 7285 |
40 |
| Ampere S.A.S. | 710 |
32 |
| Hyundai Mobis Co., Ltd. | 3694 |
27 |
| LG Electronics Inc. | 76328 |
26 |
| Honda Motor Co., Ltd. | 26684 |
25 |
| Makita Corporation | 2607 |
25 |
| Milwaukee Electric Tool Corporation | 5090 |
25 |
| Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Wurzburg | 228 |
24 |
| SEW-EURODRIVE GmbH & Co. KG | 2051 |
24 |
| Minebea Mitsumi Inc. | 2006 |
24 |
| Other owners | 1510 |