- All sections
- G - Physics
- G05F - Systems for regulating electric or magnetic variables
- G05F 1/30 - Regulating voltage or current wherein the variable is actually regulated by the final control device is ac using bucking or boosting transformers as final control devices combined with discharge tubes or semiconductor devices semiconductor devices only
Patent holdings for IPC class G05F 1/30
Total number of patents in this class: 20
10-year publication summary
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4
|
3
|
3
|
0
|
1
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3
|
1
|
3
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1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Delta Electronics (Shanghai) Co., Ltd. | 611 |
2 |
| SK Hynix Inc. | 11030 |
1 |
| Rohm Co., Ltd. | 5843 |
1 |
| Semiconductor Components Industries, L.L.C. | 5345 |
1 |
| Microsoft Technology Licensing, LLC | 51439 |
1 |
| Infineon Technologies Americas Corp. | 768 |
1 |
| Intersil Americas LLC | 462 |
1 |
| Peking University Shenzhen Graduate School | 453 |
1 |
| Smart Wires Inc. | 86 |
1 |
| Southern Fox Investments Limited | 2 |
1 |
| Varian Associates, Inc. | 3 |
1 |
| WiTricity Corporation | 514 |
1 |
| NXP USA, Inc. | 4155 |
1 |
| Linak A/S | 355 |
1 |
| ABB Power Grids Switzerland AG | 227 |
1 |
| BENSON, Christopher | 1 |
1 |
| Ampx Limited | 2 |
1 |
| Hitachi Energy Ltd. | 1921 |
1 |
| Carden, Patrick | 1 |
1 |
| Other owners | 0 |