- 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: 4027
10-year publication summary
|
331
|
392
|
493
|
473
|
392
|
417
|
435
|
386
|
409
|
191
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denso Corporation | 25471 |
206 |
| Nidec Corporation | 2801 |
171 |
| Mitsubishi Electric Corporation | 47893 |
131 |
| Milwaukee Electric Tool Corporation | 4937 |
95 |
| Black & Decker, Inc. | 2443 |
87 |
| Hitachi Astemo, Ltd. | 6415 |
80 |
| Robert Bosch GmbH | 44064 |
70 |
| Toyota Industries Corporation | 1210 |
57 |
| Honda Motor Co., Ltd. | 25991 |
49 |
| Makita Corporation | 2553 |
49 |
| Schaeffler Technologies AG & Co. KG | 10911 |
48 |
| Aisin Corporation | 1886 |
40 |
| Toyota Motor Corporation | 35500 |
39 |
| Hanon Systems | 2096 |
38 |
| Nidec Tosok Corporation | 206 |
36 |
| Valeo Equipements Electriques Moteur | 940 |
36 |
| Mitsubishi Electric Mobility Corporation | 1141 |
36 |
| Nidec Motor Corporation | 528 |
30 |
| Archer Aviation Inc. | 389 |
30 |
| Valeo Systemes Thermiques | 2822 |
28 |
| Other owners | 2671 |