- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 5/22 - Auxiliary parts of casings not covered by groups , e.g. shaped to form connection boxes or terminal boxes
Patent holdings for IPC class H02K 5/22
Total number of patents in this class: 3466
10-year publication summary
|
235
|
294
|
304
|
327
|
399
|
381
|
321
|
339
|
281
|
86
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nidec Corporation | 2579 |
215 |
| Mitsubishi Electric Corporation | 43934 |
171 |
| Denso Corporation | 23338 |
158 |
| LG Innotek Co., Ltd. | 6758 |
153 |
| Robert Bosch GmbH | 40953 |
103 |
| Honda Motor Co., Ltd. | 24537 |
63 |
| Minebea Mitsumi Inc. | 1461 |
63 |
| Schaeffler Technologies AG & Co. KG | 8880 |
61 |
| Hitachi Astemo, Ltd. | 5618 |
54 |
| Mitsuba Corporation | 806 |
50 |
| Nidec Motor Corporation | 527 |
38 |
| SEW-EURODRIVE GmbH & Co. KG | 1816 |
36 |
| Hanon Systems | 1632 |
34 |
| Valeo Equipements Electriques Moteur | 1036 |
31 |
| Grundfos Holding A/S | 506 |
31 |
| ZF Friedrichshafen AG | 6820 |
30 |
| NTN Corporation | 5008 |
30 |
| Nidec Tosok Corporation | 213 |
28 |
| Toyota Industries Corporation | 1010 |
26 |
| Johnson Electric International AG | 390 |
25 |
| Other owners | 2066 |