- All sections
- H - Electricity
- H02M - Apparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems; conversion of dc or ac input power into surge output power; control or regulation thereof
- H02M 7/539 - Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters with automatic control of output wave form or frequency
Patent holdings for IPC class H02M 7/539
Total number of patents in this class: 229
10-year publication summary
20
|
15
|
28
|
21
|
27
|
20
|
16
|
23
|
28
|
12
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Mitsubishi Electric Corporation | 43934 |
9 |
ABB Schweiz AG | 6321 |
8 |
Toshiba Mitsubishi-Electric Industrial Systems Corporation | 1583 |
8 |
Siemens AG | 24990 |
7 |
Denso Corporation | 23338 |
6 |
Fuji Electric Co., Ltd. | 4750 |
5 |
Enphase Energy, Inc. | 554 |
5 |
Honda Motor Co., Ltd. | 24537 |
4 |
Toshiba Corporation | 12017 |
4 |
Daikin Industries, Ltd. | 9495 |
4 |
Meidensha Corporation | 823 |
4 |
Huawei Digital Power Technologies Co. Ltd. | 1527 |
4 |
GE Grid Solutions LLC | 141 |
4 |
Samsung Electronics Co., Ltd. | 131630 |
3 |
Toyota Motor Corporation | 28582 |
3 |
Robert Bosch GmbH | 40953 |
3 |
Rohm Co., Ltd. | 5843 |
3 |
Delta Electronics, Inc. | 2401 |
3 |
Rockwell Automation Technologies, Inc. | 2547 |
3 |
GE Energy Power Conversion Technology Ltd | 407 |
3 |
Other owners | 136 |