- 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: 1117
10-year publication summary
|
50
|
60
|
73
|
80
|
96
|
114
|
140
|
120
|
124
|
59
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 43700 |
39 |
| Denso Corporation | 25283 |
32 |
| FANUC Corporation | 7068 |
31 |
| Mitsubishi Electric Corporation | 47683 |
30 |
| Siemens AG | 24177 |
24 |
| ABB Schweiz AG | 7491 |
22 |
| Rockwell Automation Technologies, Inc. | 2761 |
19 |
| Sigmasense, LLC. | 483 |
17 |
| Schneider Toshiba Inverter Europe SAS | 139 |
16 |
| Hitachi Astemo, Ltd. | 6409 |
16 |
| GM Global Technology Operations LLC | 15893 |
15 |
| Hyundai Motor Company | 23968 |
15 |
| Nidec Corporation | 2773 |
13 |
| Eaton Intelligent Power Limited | 6193 |
13 |
| Toyota Motor Corporation | 34877 |
11 |
| Caterpillar Inc. | 10180 |
11 |
| Panasonic Intellectual Property Management Co., Ltd. | 33690 |
11 |
| Tyco Fire & Security GmbH | 3592 |
10 |
| Minebea Mitsumi Inc. | 1892 |
10 |
| Eaton Corporation | 1807 |
9 |
| Other owners | 753 |