- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converterscontrolling transformers, reactors or choke coils
- H02P 23/12 - Observer control, e.g. using Luenberger observers or Kalman filters
Patent holdings for IPC class H02P 23/12
Total number of patents in this class: 171
10-year publication summary
|
6
|
19
|
10
|
20
|
9
|
9
|
8
|
8
|
6
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 42815 |
10 |
| Dyson Technology Limited | 3675 |
8 |
| Mitsubishi Electric Corporation | 46547 |
7 |
| Meidensha Corporation | 903 |
7 |
| Whirlpool Corporation | 4442 |
5 |
| Rockwell Automation Technologies, Inc. | 2723 |
5 |
| Kabushiki Kaisha Yaskawa Denki | 1469 |
5 |
| Deere & Company | 7671 |
4 |
| Denso Corporation | 24541 |
4 |
| Board of Regents of the University of Nebraska | 767 |
4 |
| Crestron Electronics Inc. | 715 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 32052 |
3 |
| ABB Schweiz AG | 7070 |
3 |
| ABB Technology AG | 1251 |
3 |
| Anpec Electronics Corporation | 316 |
3 |
| FANUC Corporation | 6787 |
3 |
| Mitsuba Corporation | 814 |
3 |
| Steering Solutions IP Holding Corporation | 931 |
3 |
| Brooks Automation US, LLC | 339 |
3 |
| Toyota Motor Corporation | 32956 |
2 |
| Other owners | 82 |