- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 21/08 - Arrangements for measuring electric power or power factor by using galvanomagnetic-effect devices, e.g. Hall-effect devices
Patent holdings for IPC class G01R 21/08
Total number of patents in this class: 82
10-year publication summary
|
11
|
9
|
7
|
9
|
0
|
4
|
6
|
7
|
2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Osaka City University | 105 |
8 |
| Sirc Co., Ltd. | 10 |
6 |
| Panasonic Corporation | 20173 |
3 |
| Massachusetts Institute of Technology | 10013 |
3 |
| Smart Wires Inc. | 91 |
3 |
| Powersensor Pty Ltd | 3 |
3 |
| Siemens AG | 24561 |
2 |
| Infineon Technologies AG | 8199 |
2 |
| The United States of America as represented by the Secretary of the Army | 1203 |
2 |
| Insight Energy Ventures LLC | 23 |
2 |
| Toshiba Toko Meter Systems Co., Ltd. | 9 |
2 |
| OJ Electronics A/S | 33 |
2 |
| Alps Alpine Co., Ltd. | 2056 |
2 |
| Hall Element Devices (ip Holdings) Limited | 2 |
2 |
| LG Electronics Inc. | 72473 |
1 |
| International Business Machines Corporation | 61023 |
1 |
| Toshiba Corporation | 12286 |
1 |
| Sumitomo Electric Industries, Ltd. | 15344 |
1 |
| Fujitsu Limited | 18356 |
1 |
| Texas Instruments Incorporated | 19487 |
1 |
| Other owners | 34 |