- 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 7/25 - Conversion of ac power input into dc 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 arranged for operation in series, e.g. for multiplication of voltage
Patent holdings for IPC class H02M 7/25
Total number of patents in this class: 109
10-year publication summary
18
|
7
|
7
|
12
|
8
|
9
|
8
|
10
|
8
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Mitsubishi Electric Corporation | 43934 |
8 |
Psemi Corporation | 898 |
4 |
Entrantech Inc. | 12 |
4 |
Texas Instruments Incorporated | 19376 |
3 |
ABB Schweiz AG | 6321 |
3 |
Vitesco Technologies GmbH | 2372 |
3 |
Centre National de La Recherche Scientifique | 9632 |
2 |
Hitachi, Ltd. | 16452 |
2 |
ABB Technology AG | 1301 |
2 |
Ganpower International Inc. | 20 |
2 |
GE Energy Power Conversion Technology Ltd | 407 |
2 |
Huazhong University of Science and Technology | 930 |
2 |
Institut National Polytechnique de Toulouse | 199 |
2 |
Powercast Corporation | 87 |
2 |
Toshiba Mitsubishi-Electric Industrial Systems Corporation | 1583 |
2 |
Toshiba Energy Systems & Solutions Corp. | 954 |
2 |
Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6275 |
2 |
Analog Devices International Unlimited Company | 1724 |
2 |
Samsung Electronics Co., Ltd. | 131630 |
1 |
Siemens AG | 24990 |
1 |
Other owners | 58 |