- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converterscontrolling transformers, reactors or choke coils
- H02P 1/46 - Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual synchronous motor
Patent holdings for IPC class H02P 1/46
Total number of patents in this class: 278
10-year publication summary
|
27
|
13
|
27
|
19
|
18
|
14
|
15
|
11
|
4
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24453 |
15 |
| Denso Corporation | 24355 |
12 |
| ABB Schweiz AG | 6987 |
9 |
| Robert Bosch GmbH | 42705 |
8 |
| Rolls-Royce North American Technologies, Inc. | 1169 |
8 |
| Dyson Technology Limited | 3653 |
7 |
| Toshiba Mitsubishi-Electric Industrial Systems Corporation | 997 |
7 |
| TMEIC Corporation | 780 |
7 |
| Rockwell Automation Technologies, Inc. | 2723 |
6 |
| Hamilton Sundstrand Corporation | 4891 |
6 |
| Pierburg Pump Technology GmbH | 325 |
6 |
| QM Power, Inc. | 55 |
5 |
| Toyota Motor Corporation | 32450 |
4 |
| Mitsubishi Electric Corporation | 46197 |
4 |
| Regal Beloit America, Inc. | 867 |
4 |
| Deere & Company | 7625 |
3 |
| Toshiba Corporation | 12367 |
3 |
| Hitachi, Ltd. | 15513 |
3 |
| GM Global Technology Operations LLC | 15095 |
3 |
| Ford Global Technologies, LLC | 20646 |
3 |
| Other owners | 155 |