- 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: 3734
10-year publication summary
|
227
|
328
|
385
|
484
|
469
|
393
|
413
|
429
|
383
|
315
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denso Corporation | 24588 |
199 |
| Nidec Corporation | 2685 |
167 |
| Mitsubishi Electric Corporation | 46618 |
129 |
| Milwaukee Electric Tool Corporation | 4495 |
86 |
| Black & Decker, Inc. | 2406 |
79 |
| Hitachi Astemo, Ltd. | 6380 |
78 |
| Robert Bosch GmbH | 42861 |
68 |
| Toyota Industries Corporation | 1145 |
57 |
| Honda Motor Co., Ltd. | 25776 |
47 |
| Schaeffler Technologies AG & Co. KG | 10056 |
42 |
| Makita Corporation | 2477 |
42 |
| Nidec Tosok Corporation | 206 |
36 |
| Valeo Equipements Electriques Moteur | 992 |
36 |
| Hanon Systems | 1992 |
33 |
| Aisin Corporation | 1652 |
33 |
| Toyota Motor Corporation | 33077 |
32 |
| Mitsubishi Electric Mobility Corporation | 1083 |
31 |
| Archer Aviation Inc. | 255 |
29 |
| Nidec Motor Corporation | 527 |
28 |
| Hitachi Automotive Systems, Ltd. | 3955 |
27 |
| Other owners | 2455 |