- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 31/333 - Testing of the switching capacity of high-voltage circuit-breakers
Patent holdings for IPC class G01R 31/333
Total number of patents in this class: 108
10-year publication summary
|
10
|
15
|
6
|
4
|
10
|
4
|
6
|
1
|
5
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Omicron Electronics GmbH | 281 |
12 |
| Eaton Intelligent Power Limited | 6236 |
9 |
| Siemens AG | 24033 |
7 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6181 |
6 |
| Mitsubishi Electric Corporation | 47971 |
5 |
| Schneider Electric Industries SAS | 1592 |
5 |
| Lsis Co., Ltd. | 814 |
4 |
| Alstom Technology Ltd | 1045 |
3 |
| Megger Sweden AB | 14 |
3 |
| Schneider Electric USA, Inc. | 1327 |
3 |
| Vacuum Interrupters, Inc. | 14 |
3 |
| JST Power Equipment, Inc. | 53 |
3 |
| Bayerische Motoren Werke Aktiengesellschaft | 15252 |
2 |
| Hubbell Incorporated | 3442 |
2 |
| Cummins Power Generation IP, Inc. | 328 |
2 |
| General Electric Technology GmbH | 1336 |
2 |
| S & C Electric Co. | 281 |
2 |
| Robert Bosch GmbH | 44128 |
1 |
| Caterpillar Inc. | 10272 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
1 |
| Other owners | 32 |