- 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 |