- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converterscontrolling transformers, reactors or choke coils
- H02P 23/14 - Estimation or adaptation of motor parameters, e.g. rotor time constant, flux, speed, current or voltage
Patent holdings for IPC class H02P 23/14
Total number of patents in this class: 1003
10-year publication summary
|
42
|
50
|
59
|
71
|
79
|
96
|
110
|
139
|
116
|
79
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 42705 |
37 |
| FANUC Corporation | 6708 |
28 |
| Denso Corporation | 24355 |
26 |
| Mitsubishi Electric Corporation | 46197 |
26 |
| Siemens AG | 24453 |
22 |
| ABB Schweiz AG | 6987 |
21 |
| Rockwell Automation Technologies, Inc. | 2723 |
18 |
| Sigmasense, LLC. | 477 |
17 |
| Schneider Toshiba Inverter Europe SAS | 135 |
15 |
| Hitachi Astemo, Ltd. | 6385 |
14 |
| GM Global Technology Operations LLC | 15095 |
13 |
| Hyundai Motor Company | 22086 |
13 |
| Nidec Corporation | 2665 |
13 |
| Eaton Intelligent Power Limited | 5992 |
12 |
| Caterpillar Inc. | 9579 |
11 |
| Panasonic Intellectual Property Management Co., Ltd. | 31562 |
11 |
| Toyota Motor Corporation | 32450 |
10 |
| Minebea Mitsumi Inc. | 1745 |
10 |
| Eaton Corporation | 1818 |
9 |
| Toshiba Corporation | 12367 |
9 |
| Other owners | 668 |