- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converters; controlling transformers, reactors or choke coils
- H02P 23/08 - Controlling based on slip frequency, e.g. adding slip frequency and speed proportional frequency
Patent holdings for IPC class H02P 23/08
Total number of patents in this class: 46
10-year publication summary
|
3
|
6
|
2
|
5
|
5
|
3
|
5
|
2
|
5
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toyota Motor Corporation | 28582 |
3 |
| Robert Bosch GmbH | 40953 |
3 |
| Lsis Co., Ltd. | 834 |
3 |
| ResMed Motor Technologies Inc | 72 |
2 |
| FANUC Corporation | 5803 |
2 |
| NRG Tech. Ltd. | 6 |
2 |
| Protective Energy Economizer Technology | 6 |
2 |
| Schweitzer Engineering Laboratories, Inc. | 920 |
2 |
| Siemens Gamesa Renewable Energy Innovation & Technology, S.L. | 268 |
2 |
| Ansaldo Energia Holding S.p.A. | 3 |
2 |
| Siemens AG | 24990 |
1 |
| Deere & Company | 6845 |
1 |
| GM Global Technology Operations LLC | 13620 |
1 |
| Denso Corporation | 23338 |
1 |
| Mitsubishi Electric Corporation | 43934 |
1 |
| Hyundai Motor Company | 19021 |
1 |
| Delta Electronics, Inc. | 2401 |
1 |
| Rockwell Automation Technologies, Inc. | 2547 |
1 |
| Carrier Corporation | 4759 |
1 |
| Kia Motors Corporation | 7946 |
1 |
| Other owners | 13 |