- 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: 2109
10-year publication summary
|
174
|
160
|
180
|
194
|
217
|
220
|
203
|
213
|
197
|
51
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nidec Corporation | 2579 |
155 |
| Mitsubishi Electric Corporation | 43934 |
106 |
| Robert Bosch GmbH | 40953 |
90 |
| LG Innotek Co., Ltd. | 6758 |
78 |
| Denso Corporation | 23338 |
71 |
| Valeo Equipements Electriques Moteur | 1036 |
55 |
| Black & Decker, Inc. | 2402 |
37 |
| ZF Friedrichshafen AG | 6820 |
36 |
| Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg | 167 |
29 |
| Bayerische Motoren Werke Aktiengesellschaft | 13126 |
27 |
| LG Electronics Inc. | 69257 |
25 |
| Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Wurzburg | 238 |
24 |
| Honda Motor Co., Ltd. | 24537 |
23 |
| Siemens AG | 24990 |
23 |
| Schaeffler Technologies AG & Co. KG | 8880 |
23 |
| Hyundai Mobis Co., Ltd. | 2668 |
23 |
| Nidec Motor Corporation | 527 |
23 |
| Hamilton Sundstrand Corporation | 4525 |
22 |
| SEW-EURODRIVE GmbH & Co. KG | 1816 |
22 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
22 |
| Other owners | 1195 |