- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 15/18 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
Patent holdings for IPC class G01R 15/18
Total number of patents in this class: 1678
10-year publication summary
|
116
|
139
|
138
|
125
|
130
|
123
|
111
|
114
|
138
|
87
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lem International SA | 124 |
40 |
| Eaton Intelligent Power Limited | 6023 |
38 |
| Schneider Electric Industries SAS | 1498 |
37 |
| Siemens AG | 24386 |
35 |
| ABB Schweiz AG | 7055 |
30 |
| Fluke Corporation | 966 |
30 |
| Schneider Electric USA, Inc. | 1294 |
28 |
| Hioki E.E. Corporation | 137 |
23 |
| Panasonic Intellectual Property Management Co., Ltd. | 31882 |
22 |
| Analog Devices International Unlimited Company | 1954 |
22 |
| Texas Instruments Incorporated | 19445 |
19 |
| Mitsubishi Electric Corporation | 46449 |
18 |
| Schweitzer Engineering Laboratories, Inc. | 913 |
18 |
| Veris Industries, LLC | 74 |
16 |
| Safran Electrical & Power | 697 |
15 |
| Phoenix Contact GmbH & Co. KG | 2287 |
14 |
| Shindengen Electric Manufacturing Co., Ltd. | 821 |
14 |
| LEM Intellectual Property SA | 26 |
13 |
| Panoramic Power Ltd. | 48 |
13 |
| Infineon Technologies AG | 8255 |
12 |
| Other owners | 1221 |