- All sections
- H - Electricity
- H02J - Circuit arrangements or systems for supplying or distributing electric powersystems for storing electric energy
- H02J 3/44 - Synchronising a generator for connection to a network or to another generator with means for ensuring correct phase sequence
Patent holdings for IPC class H02J 3/44
Total number of patents in this class: 106
10-year publication summary
|
7
|
4
|
8
|
6
|
9
|
5
|
6
|
8
|
16
|
21
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 47971 |
3 |
| ABB Schweiz AG | 7590 |
3 |
| GridBridge, Inc. | 10 |
3 |
| Schweitzer Engineering Laboratories, Inc. | 907 |
3 |
| Sungrow Power Supply Co., Ltd. | 731 |
3 |
| Wobben Properties GmbH | 1219 |
3 |
| Guizhou Power Grid Company Limited | 186 |
3 |
| General Electric Company | 13888 |
2 |
| Siemens Corporation | 560 |
2 |
| Bloom Energy Corporation | 698 |
2 |
| S & C Electric Co. | 281 |
2 |
| SMA Solar Technology AG | 904 |
2 |
| The University of North Carolina at Charlotte | 272 |
2 |
| GE Renewable Technologies | 112 |
2 |
| Eaton Intelligent Power Limited | 6236 |
2 |
| Ecoflow Inc. | 238 |
2 |
| Brek Electronics Corporation | 6 |
2 |
| DG Capital Group Co. Ltd. | 4 |
2 |
| GE Vernova Infrastructure Technology LLC | 506 |
2 |
| Siemens AG | 24033 |
1 |
| Other owners | 60 |