- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converterscontrolling transformers, reactors or choke coils
- H02P 7/295 - 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 using semiconductor devices controlling armature supply only using static converters, e.g. AC to DC of the kind having one thyristor or the like in series with the power supply and the motor
Patent holdings for IPC class H02P 7/295
Total number of patents in this class: 28
10-year publication summary
|
2
|
3
|
3
|
1
|
1
|
3
|
1
|
2
|
2
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Johnson Electric International AG | 379 |
6 |
| Makita Corporation | 2574 |
3 |
| Robert Bosch GmbH | 44238 |
2 |
| Cirrus Logic, Inc. | 1805 |
2 |
| Bauer Gear Motor GmbH | 6 |
2 |
| Cirrus Logic International Semiconductor Ltd. | 922 |
2 |
| Nidec Motor Corporation | 529 |
2 |
| Whirlpool Corporation | 4651 |
1 |
| Aktiebolaget Electrolux | 858 |
1 |
| De'Longhi Appliances S.R.L. Con Unico Socio | 404 |
1 |
| Electrolux Home Products Corporation N.V. | 656 |
1 |
| Rhine Electronic Co., Ltd. | 17 |
1 |
| Rolls-Royce Deutschland Ltd & Co KG | 862 |
1 |
| Sharkninja Operating LLC | 2724 |
1 |
| Mania-Tronique 1993 Inc. | 1 |
1 |
| Esite Power Systems AB | 1 |
1 |
| Other owners | 0 |