- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converters; controlling 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: 126
10-year publication summary
|
2
|
6
|
13
|
25
|
15
|
18
|
5
|
12
|
20
|
7
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 43934 |
7 |
| Siemens AG | 24990 |
5 |
| Canon Inc. | 36841 |
5 |
| Denso Corporation | 23338 |
4 |
| Black & Decker, Inc. | 2402 |
4 |
| ABB Schweiz AG | 6321 |
4 |
| Lsis Co., Ltd. | 834 |
4 |
| LG Electronics Inc. | 69257 |
3 |
| Robert Bosch GmbH | 40953 |
3 |
| Schaeffler Technologies AG & Co. KG | 8880 |
3 |
| Toshiba Mitsubishi-Electric Industrial Systems Corporation | 1583 |
3 |
| Zhongshan Broad-Ocean Motor Co., Ltd. | 499 |
3 |
| Autel Robotics Co. Ltd. | 965 |
3 |
| Hitachi, Ltd. | 16452 |
2 |
| Infineon Technologies Austria AG | 1954 |
2 |
| Konica Minolta, Inc. | 8349 |
2 |
| BSH Hausgeräte GmbH | 5384 |
2 |
| Linestream Technologies | 10 |
2 |
| Microchip Technology Incorporated | 2644 |
2 |
| Rocky Research | 75 |
2 |
| Other owners | 61 |