- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converters; controlling transformers, reactors or choke coils
- H02P 9/34 - Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field using magnetic devices with controllable degree of saturation in combination with controlled discharge tube or controlled semiconductor device
Patent holdings for IPC class H02P 9/34
Total number of patents in this class: 11
10-year publication summary
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0
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0
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2
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2
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1
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2
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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
|
|---|---|---|
| Hamilton Sundstrand Corporation | 4525 |
4 |
| Schlumberger Technology Corporation | 9690 |
1 |
| Schlumberger Canada Limited | 6913 |
1 |
| Schlumberger Technology B.v. | 4951 |
1 |
| Denso Corporation | 23338 |
1 |
| Kyungsung University Industry Cooperation Foundation | 20 |
1 |
| Services Petroliers Schlumberger | 5426 |
1 |
| General Electric Renovables España, S.L. | 416 |
1 |
| Other owners | 0 |