- 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 7/02 - Conversion of ac power input into dc power output without possibility of reversal
Patent holdings for IPC class H02M 7/02
Total number of patents in this class: 284
10-year publication summary
24
|
33
|
37
|
31
|
21
|
18
|
27
|
28
|
16
|
4
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Huawei Technologies Co., Ltd. | 100781 |
7 |
The Trustees of Columbia University in the City of New York | 3440 |
6 |
Mitsubishi Electric Corporation | 43934 |
5 |
Hamilton Sundstrand Corporation | 4525 |
4 |
Fuji Electric Co., Ltd. | 4750 |
4 |
Hewlett Packard Enterprise Development LP | 10702 |
4 |
Tae Technologies, Inc. | 220 |
4 |
Apple Inc. | 50209 |
3 |
LG Electronics Inc. | 69257 |
3 |
Canon Inc. | 36841 |
3 |
Applied Materials, Inc. | 16587 |
3 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
3 |
Delta Electronics, Inc. | 2401 |
3 |
Cypress Semiconductor Corporation | 1642 |
3 |
Huawei Digital Power Technologies Co. Ltd. | 1527 |
3 |
Samsung Electronics Co., Ltd. | 131630 |
2 |
Siemens AG | 24990 |
2 |
Toshiba Corporation | 12017 |
2 |
Hewlett-Packard Development Company, L.P. | 28538 |
2 |
Renesas Electronics Corporation | 6305 |
2 |
Other owners | 216 |