- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converters; controlling transformers, reactors or choke coils
- H02P 23/14 - 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: 830
10-year publication summary
|
51
|
43
|
50
|
60
|
73
|
80
|
96
|
111
|
137
|
31
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 40953 |
35 |
| Mitsubishi Electric Corporation | 43934 |
25 |
| FANUC Corporation | 5803 |
21 |
| Siemens AG | 24990 |
20 |
| Denso Corporation | 23338 |
20 |
| ABB Schweiz AG | 6321 |
18 |
| Rockwell Automation Technologies, Inc. | 2547 |
17 |
| Sigmasense, LLC. | 431 |
16 |
| Nidec Corporation | 2579 |
14 |
| Schneider Toshiba Inverter Europe SAS | 126 |
13 |
| Hyundai Motor Company | 19021 |
12 |
| GM Global Technology Operations LLC | 13620 |
11 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
10 |
| Eaton Corporation | 1839 |
9 |
| Toshiba Corporation | 12017 |
9 |
| Eaton Intelligent Power Limited | 6113 |
9 |
| Hitachi Astemo, Ltd. | 5618 |
9 |
| LG Electronics Inc. | 69257 |
8 |
| Caterpillar Inc. | 8877 |
8 |
| Kabushiki Kaisha Yaskawa Denki | 1468 |
8 |
| Other owners | 538 |