- 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 7/02 - 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: 301
10-year publication summary
|
37
|
31
|
21
|
19
|
27
|
28
|
17
|
11
|
13
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 125107 |
7 |
| The Trustees of Columbia University in the City of New York | 3657 |
6 |
| Mitsubishi Electric Corporation | 48409 |
5 |
| Apple Inc. | 59354 |
4 |
| Hamilton Sundstrand Corporation | 5013 |
4 |
| Fuji Electric Co., Ltd. | 5541 |
4 |
| Hewlett Packard Enterprise Development LP | 11551 |
4 |
| Tae Technologies, Inc. | 253 |
4 |
| Illinois Tool Works Inc. | 11894 |
3 |
| LG Electronics Inc. | 76219 |
3 |
| Canon Inc. | 44414 |
3 |
| Applied Materials, Inc. | 20601 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 34568 |
3 |
| Delta Electronics, Inc. | 2869 |
3 |
| ABB Schweiz AG | 7755 |
3 |
| Huawei Digital Power Technologies Co. Ltd. | 2562 |
3 |
| Samsung Electronics Co., Ltd. | 159298 |
2 |
| Toshiba Corporation | 12732 |
2 |
| Hewlett-Packard Development Company, L.P. | 25121 |
2 |
| Seiko Epson Corporation | 20528 |
2 |
| Other owners | 231 |