- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converterscontrolling 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: 872
10-year publication summary
|
22
|
29
|
78
|
98
|
93
|
94
|
83
|
100
|
124
|
84
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 46160 |
66 |
| Texas Instruments Incorporated | 19448 |
17 |
| Canon Inc. | 40015 |
16 |
| Robert Bosch GmbH | 42677 |
16 |
| Hyundai Motor Company | 22044 |
16 |
| LG Electronics Inc. | 73210 |
15 |
| Toshiba Corporation | 12350 |
11 |
| Schaeffler Technologies AG & Co. KG | 9897 |
11 |
| ABB Schweiz AG | 6985 |
11 |
| Mitsubishi Electric Mobility Corporation | 1066 |
11 |
| Deere & Company | 7619 |
10 |
| Hitachi, Ltd. | 15499 |
10 |
| Konica Minolta, Inc. | 8751 |
10 |
| Kinetic Technologies International Holdings LP | 68 |
10 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1460 |
9 |
| Microchip Technology Incorporated | 2858 |
9 |
| Zhejiang University | 3159 |
9 |
| GM Global Technology Operations LLC | 15088 |
8 |
| Infineon Technologies AG | 8221 |
8 |
| Infineon Technologies Austria AG | 2152 |
8 |
| Other owners | 591 |