- All sections
- G - Physics
- G05F - Systems for regulating electric or magnetic variables
- G05F 1/13 - Regulating voltage or current wherein the variable is actually regulated by the final control device is ac using ferroresonant transformers as final control devices
Patent holdings for IPC class G05F 1/13
Total number of patents in this class: 6
10-year publication summary
0
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1
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3
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0
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0
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1
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0
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0
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0
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0
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2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Halliburton Energy Services, Inc. | 20165 |
1 |
International Rectifier Corporation | 156 |
1 |
Georgia Tech Research Corporation | 2453 |
1 |
U.t.t. Unique Transformer Technologies Ltd. | 7 |
1 |
Shenzhen TCL Digital Technology Ltd. | 419 |
1 |
GE Digital Holdings LLC | 351 |
1 |
Other owners | 0 |