- 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 |