- 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: 720
10-year publication summary
|
53
|
65
|
56
|
47
|
41
|
50
|
54
|
60
|
51
|
15
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 47556 |
27 |
| Daikin Industries, Ltd. | 10375 |
22 |
| ABB Schweiz AG | 7429 |
14 |
| Siemens AG | 24236 |
12 |
| Vestas Wind Systems A/S | 3753 |
10 |
| Huawei Digital Power Technologies Co. Ltd. | 2446 |
10 |
| Apparent Labs, LLC | 34 |
9 |
| TCI, LLC | 38 |
8 |
| Wobben Properties GmbH | 1220 |
8 |
| Delta Electronics (Shanghai) Co., Ltd. | 753 |
7 |
| State Grid Corporation of China | 1385 |
7 |
| Fuji Electric Co., Ltd. | 5383 |
6 |
| Sungrow Power Supply Co., Ltd. | 667 |
6 |
| GE Infrastructure Technology, LLC | 6213 |
6 |
| Toshiba Energy Systems & Solutions Corp. | 1129 |
6 |
| Hitachi Energy Ltd. | 2461 |
6 |
| GridBridge, Inc. | 10 |
5 |
| SMA Solar Technology AG | 892 |
5 |
| Siemens Gamesa Renewable Energy A/S | 1928 |
5 |
| General Electric Renovables España, S.L. | 310 |
5 |
| Other owners | 536 |