- 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: 4151
10-year publication summary
|
331
|
392
|
493
|
473
|
392
|
417
|
435
|
387
|
410
|
311
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denso Corporation | 25799 |
207 |
| Nidec Corporation | 2820 |
172 |
| Mitsubishi Electric Corporation | 48409 |
131 |
| Milwaukee Electric Tool Corporation | 5066 |
95 |
| Black & Decker, Inc. | 2478 |
87 |
| Hitachi Astemo, Ltd. | 6431 |
81 |
| Robert Bosch GmbH | 44363 |
71 |
| Toyota Industries Corporation | 1237 |
58 |
| Schaeffler Technologies AG & Co. KG | 11213 |
56 |
| Honda Motor Co., Ltd. | 26594 |
53 |
| Makita Corporation | 2601 |
52 |
| Aisin Corporation | 2009 |
44 |
| Hanon Systems | 2137 |
41 |
| Mitsubishi Electric Mobility Corporation | 1194 |
41 |
| Toyota Motor Corporation | 36327 |
39 |
| Nidec Tosok Corporation | 206 |
36 |
| Valeo Equipements Electriques Moteur | 934 |
36 |
| Archer Aviation Inc. | 421 |
34 |
| Innomotics GmbH | 618 |
33 |
| Nidec Motor Corporation | 531 |
30 |
| Other owners | 2754 |