- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 15/24 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices
Patent holdings for IPC class G01R 15/24
Total number of patents in this class: 382
10-year publication summary
|
29
|
29
|
23
|
17
|
17
|
18
|
16
|
23
|
22
|
26
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Micatu Inc. | 54 |
19 |
| Hitachi Energy Ltd. | 2320 |
17 |
| ABB Research Ltd. | 864 |
15 |
| Siemens AG | 24337 |
13 |
| Hitachi, Ltd. | 15679 |
10 |
| HSP Hochspannungsgeräte GmbH | 138 |
10 |
| ABB Schweiz AG | 7162 |
9 |
| citizen Finedevice Co., Ltd. | 64 |
6 |
| citizen Watch Co., Ltd. | 1076 |
6 |
| Siemens Energy Global GmbH & Co. KG | 3059 |
6 |
| Alstom Technology Ltd | 1087 |
5 |
| ABB Technology AG | 1246 |
5 |
| The Tokyo Electric Power Company, Incorporated | 66 |
5 |
| Lumiker Aplicaciones Tecnologicas S.L. | 8 |
5 |
| Synaptec Limited | 10 |
5 |
| General Electric Company | 13861 |
4 |
| Shinshu University | 473 |
4 |
| Smart Digital Optics Pty Limited | 6 |
4 |
| Powersense A/S | 5 |
4 |
| Adamant Namiki Precision Jewel Co., Ltd. | 90 |
4 |
| Other owners | 226 |