- All sections
- H - Electricity
- H02J - Circuit arrangements or systems for supplying or distributing electric power; systems for storing electric energy
- H02J 3/16 - Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load by adjustment of reactive power
Patent holdings for IPC class H02J 3/16
Total number of patents in this class: 565
10-year publication summary
|
42
|
48
|
52
|
58
|
45
|
49
|
45
|
57
|
57
|
17
|
| 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 |
45 |
| Wobben Properties GmbH | 1207 |
24 |
| Mitsubishi Electric Corporation | 43934 |
23 |
| Hitachi, Ltd. | 16452 |
17 |
| Siemens AG | 24990 |
12 |
| GE Infrastructure Technology, LLC | 5873 |
10 |
| SMA Solar Technology AG | 830 |
9 |
| Eaton Intelligent Power Limited | 6113 |
9 |
| General Electric Company | 18133 |
8 |
| Siemens Energy Global GmbH & Co. KG | 2775 |
8 |
| Hitachi Energy Ltd. | 1921 |
8 |
| Toshiba Mitsubishi-Electric Industrial Systems Corporation | 1583 |
7 |
| Dominion Energy, Inc | 178 |
7 |
| Sentient Energy Technology, LLC | 30 |
7 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
6 |
| Daikin Industries, Ltd. | 9495 |
6 |
| Tsinghua University | 5426 |
6 |
| NR Electric Co., Ltd. | 302 |
6 |
| State Grid Corporation of China | 1308 |
6 |
| Power Management Holdings (U.S.), Inc. | 35 |
6 |
| Other owners | 335 |