- 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 systemsconversion of dc or ac input power into surge output powercontrol or regulation thereof
- H02M 7/757 - Conversion of AC power input into DC power outputConversion of DC power input into AC power output with possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
Patent holdings for IPC class H02M 7/757
Total number of patents in this class: 232
10-year publication summary
|
20
|
14
|
26
|
26
|
16
|
12
|
8
|
11
|
8
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| General Electric Technology GmbH | 1372 |
27 |
| Siemens AG | 24342 |
23 |
| Hitachi Energy Ltd. | 2317 |
11 |
| ABB Schweiz AG | 7148 |
8 |
| ABB Technology AG | 1247 |
7 |
| Siemens Energy Global GmbH & Co. KG | 3056 |
7 |
| Innomotics GmbH | 537 |
7 |
| The University of Birmingham | 408 |
6 |
| General Electric Company | 13858 |
5 |
| Delta Electronics, Inc. | 2670 |
5 |
| ABB Technology Ltd | 475 |
5 |
| Alstom Technology Ltd | 1088 |
4 |
| ABB Research Ltd. | 864 |
4 |
| NR Electric Co., Ltd. | 328 |
4 |
| Mitsubishi Electric Corporation | 46814 |
3 |
| Huawei Technologies Co., Ltd. | 115366 |
3 |
| J. Ray McDermott, S.A. | 60 |
3 |
| Lsis Co., Ltd. | 816 |
3 |
| NR Engineering Co., Ltd | 290 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 32296 |
2 |
| Other owners | 92 |