- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converters; controlling transformers, reactors or choke coils
- H02P 21/18 - Estimation of position or speed
Patent holdings for IPC class H02P 21/18
Total number of patents in this class: 682
10-year publication summary
20
|
22
|
29
|
78
|
98
|
93
|
93
|
80
|
97
|
38
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Mitsubishi Electric Corporation | 43934 |
65 |
Texas Instruments Incorporated | 19376 |
16 |
Robert Bosch GmbH | 40953 |
16 |
LG Electronics Inc. | 69257 |
15 |
Canon Inc. | 36841 |
15 |
Hyundai Motor Company | 19021 |
13 |
Konica Minolta, Inc. | 8349 |
9 |
ABB Schweiz AG | 6321 |
8 |
Midea Group Co., Ltd. | 4025 |
8 |
Kinetic Technologies International Holdings LP | 76 |
8 |
Deere & Company | 6845 |
7 |
Toshiba Corporation | 12017 |
7 |
Hitachi, Ltd. | 16452 |
7 |
GM Global Technology Operations LLC | 13620 |
7 |
Infineon Technologies AG | 8189 |
7 |
Delta Electronics, Inc. | 2401 |
7 |
JTEKT Corporation | 2423 |
7 |
Kia Motors Corporation | 7946 |
7 |
Hitachi Industrial Equipment Systems Co., Ltd. | 1334 |
7 |
Microchip Technology Incorporated | 2644 |
7 |
Other owners | 439 |