- All sections
- H - Electricity
- H02J - Circuit arrangements or systems for supplying or distributing electric powersystems for storing electric energy
- H02J 3/01 - Arrangements for reducing harmonics or ripples
Patent holdings for IPC class H02J 3/01
Total number of patents in this class: 698
10-year publication summary
|
45
|
53
|
65
|
56
|
47
|
41
|
50
|
55
|
60
|
43
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 46449 |
27 |
| Daikin Industries, Ltd. | 10071 |
22 |
| ABB Schweiz AG | 7055 |
14 |
| Siemens AG | 24386 |
13 |
| Vestas Wind Systems A/S | 3691 |
9 |
| Apparent Labs, LLC | 31 |
9 |
| Huawei Digital Power Technologies Co. Ltd. | 2235 |
9 |
| TCI, LLC | 38 |
8 |
| Wobben Properties GmbH | 1219 |
8 |
| Delta Electronics (Shanghai) Co., Ltd. | 726 |
7 |
| State Grid Corporation of China | 1374 |
7 |
| Fuji Electric Co., Ltd. | 5203 |
6 |
| Sungrow Power Supply Co., Ltd. | 583 |
6 |
| Toshiba Energy Systems & Solutions Corp. | 1088 |
6 |
| Hitachi Energy Ltd. | 2284 |
6 |
| GridBridge, Inc. | 10 |
5 |
| GE Infrastructure Technology, LLC | 6248 |
5 |
| Siemens Gamesa Renewable Energy A/S | 1898 |
5 |
| General Electric Renovables España, S.L. | 306 |
5 |
| General Electric Company | 13859 |
4 |
| Other owners | 517 |