- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converterscontrolling transformers, reactors or choke coils
- H02P 21/34 - Arrangements for starting
Patent holdings for IPC class H02P 21/34
Total number of patents in this class: 150
10-year publication summary
|
6
|
13
|
25
|
15
|
18
|
5
|
12
|
20
|
18
|
14
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 45860 |
7 |
| Zhongshan Broad-Ocean Motor Co., Ltd. | 512 |
6 |
| Canon Inc. | 39538 |
5 |
| Schaeffler Technologies AG & Co. KG | 9771 |
5 |
| ABB Schweiz AG | 6896 |
5 |
| Siemens AG | 24547 |
4 |
| LG Electronics Inc. | 72559 |
4 |
| Denso Corporation | 24146 |
4 |
| Black & Decker, Inc. | 2403 |
4 |
| Lsis Co., Ltd. | 816 |
4 |
| Hitachi, Ltd. | 15449 |
3 |
| Robert Bosch GmbH | 42505 |
3 |
| Allegro Microsystems, LLC | 1321 |
3 |
| Autel Robotics Co. Ltd. | 1012 |
3 |
| Wolong Electric Group Co., Ltd. | 58 |
3 |
| TMEIC Corporation | 762 |
3 |
| Infineon Technologies Austria AG | 2137 |
2 |
| Konica Minolta, Inc. | 8681 |
2 |
| Toyota Industries Corporation | 1093 |
2 |
| BSH Hausgeräte GmbH | 5514 |
2 |
| Other owners | 76 |