- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 11/33 - Drive circuits, e.g. power electronics
Patent holdings for IPC class H02K 11/33
Total number of patents in this class: 3793
10-year publication summary
|
227
|
328
|
385
|
484
|
469
|
393
|
413
|
429
|
381
|
370
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denso Corporation | 24783 |
201 |
| Nidec Corporation | 2701 |
167 |
| Mitsubishi Electric Corporation | 46926 |
129 |
| Milwaukee Electric Tool Corporation | 4587 |
90 |
| Black & Decker, Inc. | 2404 |
81 |
| Hitachi Astemo, Ltd. | 6371 |
78 |
| Robert Bosch GmbH | 43063 |
68 |
| Toyota Industries Corporation | 1153 |
57 |
| Honda Motor Co., Ltd. | 25780 |
47 |
| Schaeffler Technologies AG & Co. KG | 10334 |
44 |
| Makita Corporation | 2479 |
43 |
| Nidec Tosok Corporation | 206 |
36 |
| Valeo Equipements Electriques Moteur | 988 |
36 |
| Toyota Motor Corporation | 33440 |
34 |
| Hanon Systems | 2008 |
34 |
| Aisin Corporation | 1677 |
33 |
| Mitsubishi Electric Mobility Corporation | 1099 |
33 |
| Archer Aviation Inc. | 266 |
29 |
| Nidec Motor Corporation | 528 |
28 |
| Hitachi Automotive Systems, Ltd. | 3955 |
27 |
| Other owners | 2498 |