- All sections
- H - Electricity
- H02J - Circuit arrangements or systems for supplying or distributing electric powersystems for storing electric energy
- H02J 3/38 - Arrangements for parallelly feeding a single network by two or more generators, converters or transformers
Patent holdings for IPC class H02J 3/38
Total number of patents in this class: 10765
10-year publication summary
|
838
|
993
|
954
|
943
|
917
|
870
|
975
|
1007
|
969
|
424
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Vestas Wind Systems A/S | 3635 |
331 |
| Wobben Properties GmbH | 1213 |
243 |
| Kyocera Corporation | 13626 |
242 |
| Huawei Digital Power Technologies Co. Ltd. | 2043 |
227 |
| SolarEdge Technologies Ltd. | 615 |
209 |
| SMA Solar Technology AG | 868 |
206 |
| Panasonic Intellectual Property Management Co., Ltd. | 30769 |
192 |
| Siemens AG | 24562 |
184 |
| Mitsubishi Electric Corporation | 45646 |
169 |
| Hitachi, Ltd. | 15383 |
161 |
| Enphase Energy, Inc. | 601 |
150 |
| GE Infrastructure Technology, LLC | 6184 |
139 |
| ABB Schweiz AG | 6865 |
126 |
| Sungrow Power Supply Co., Ltd. | 532 |
115 |
| General Electric Company | 17062 |
110 |
| NEC Corporation | 35219 |
95 |
| Siemens Gamesa Renewable Energy A/S | 1847 |
85 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6273 |
64 |
| Omron Corporation | 7217 |
61 |
| Huawei Technologies Co., Ltd. | 110249 |
60 |
| Other owners | 7596 |