- All sections
- G - Physics
- G05F - Systems for regulating electric or magnetic variables
- G05F 1/22 - Regulating voltage or current wherein the variable is actually regulated by the final control device is ac using tap transformers or tap changing inductors as final control devices combined with separate magnetic control devices having a controllable degree of saturation
Patent holdings for IPC class G05F 1/22
Total number of patents in this class: 4
10-year publication summary
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hubbell Incorporated | 3052 |
2 |
| Qualcomm Incorporated | 76576 |
1 |
| Eaton Intelligent Power Limited | 6113 |
1 |
| Other owners | 0 |