- All sections
- H - Electricity
- H02J - Circuit arrangements or systems for supplying or distributing electric power; systems for storing electric energy
- H02J 3/48 - Controlling the sharing of the in-phase component
Patent holdings for IPC class H02J 3/48
Total number of patents in this class: 324
10-year publication summary
17
|
17
|
11
|
13
|
28
|
27
|
50
|
45
|
43
|
16
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Vestas Wind Systems A/S | 3459 |
33 |
Wobben Properties GmbH | 1207 |
25 |
Siemens AG | 24990 |
10 |
Causam Enterprises, Inc. | 121 |
9 |
SMA Solar Technology AG | 830 |
7 |
General Electric Company | 18133 |
6 |
Nanjing University of Posts and Telecommunications | 282 |
6 |
State Grid Electric Power Research Institute Co. Ltd | 16 |
6 |
Beijing GoldWind Science & Creation Windpower Equipment Co., Ltd. | 332 |
5 |
Tesla, Inc. | 1519 |
5 |
Siemens Gamesa Renewable Energy A/S | 1647 |
5 |
Xi'an Thermal Power Research Institute Co., Ltd. | 244 |
5 |
Tsinghua University | 5426 |
4 |
Cummins Power Generation IP, Inc. | 261 |
4 |
Siemens Gamesa Renewable Energy Innovation & Technology, S.L. | 268 |
4 |
General Electric Renovables España, S.L. | 416 |
4 |
Huawei Digital Power Technologies Co. Ltd. | 1527 |
4 |
NEC Corporation | 32703 |
3 |
Toshiba Corporation | 12017 |
3 |
Kohler Co. | 4165 |
3 |
Other owners | 173 |