- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converters; controlling transformers, reactors or choke coils
- H02P 7/24 - Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
Patent holdings for IPC class H02P 7/24
Total number of patents in this class: 12
10-year publication summary
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1
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1
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1
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1
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1
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1
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0
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1
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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
|
|---|---|---|
| Robert Bosch GmbH | 40953 |
3 |
| Toshiba Corporation | 12017 |
1 |
| Koninklijke Philips Electronics N.V. | 13133 |
1 |
| Conti Temic microelectronic GmbH | 951 |
1 |
| Flyback Energy, Inc. | 4 |
1 |
| WABCO Europe BVBA | 228 |
1 |
| WABCO GmbH | 483 |
1 |
| Hitachi-johnson Controls Air Conditioning, Inc. | 499 |
1 |
| Toshiba Electronic Devices & Storage Corporation | 1602 |
1 |
| HL Mando Corporation | 1310 |
1 |
| Other owners | 0 |