- 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: 4057
10-year publication summary
|
331
|
392
|
493
|
473
|
392
|
417
|
435
|
386
|
409
|
220
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denso Corporation | 25534 |
206 |
| Nidec Corporation | 2817 |
171 |
| Mitsubishi Electric Corporation | 48018 |
131 |
| Milwaukee Electric Tool Corporation | 4958 |
95 |
| Black & Decker, Inc. | 2446 |
87 |
| Hitachi Astemo, Ltd. | 6410 |
80 |
| Robert Bosch GmbH | 44160 |
71 |
| Toyota Industries Corporation | 1209 |
57 |
| Schaeffler Technologies AG & Co. KG | 10968 |
52 |
| Honda Motor Co., Ltd. | 26025 |
50 |
| Makita Corporation | 2566 |
49 |
| Aisin Corporation | 1914 |
41 |
| Toyota Motor Corporation | 35772 |
39 |
| Hanon Systems | 2106 |
39 |
| Mitsubishi Electric Mobility Corporation | 1148 |
37 |
| Nidec Tosok Corporation | 206 |
36 |
| Valeo Equipements Electriques Moteur | 940 |
36 |
| Nidec Motor Corporation | 528 |
30 |
| Archer Aviation Inc. | 398 |
30 |
| Innomotics GmbH | 599 |
29 |
| Other owners | 2691 |