- All sections
- H - Electricity
- H02H - Emergency protective circuit arrangements
- H02H 3/253 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to undervoltage or no-voltage for multiphase applications, e.g. phase interruption
Patent holdings for IPC class H02H 3/253
Total number of patents in this class: 28
10-year publication summary
|
2
|
2
|
3
|
5
|
3
|
1
|
0
|
1
|
2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24353 |
3 |
| The UAB Research Foundation | 646 |
3 |
| Eaton Intelligent Power Limited | 6039 |
2 |
| Phasor Ltd | 6 |
2 |
| Mitsubishi Electric Corporation | 46590 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 32105 |
1 |
| Fuji Electric Co., Ltd. | 5214 |
1 |
| ABB Research Ltd. | 871 |
1 |
| Consolidated Edison Company of New York, Inc. | 68 |
1 |
| Eaton Limited | 20 |
1 |
| G & W Electric Company | 147 |
1 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 665 |
1 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1466 |
1 |
| Regal Beloit America, Inc. | 869 |
1 |
| Schweitzer Engineering Laboratories, Inc. | 914 |
1 |
| SEW-EURODRIVE GmbH & Co. KG | 1961 |
1 |
| Tower Manufacturing Corporation | 48 |
1 |
| Trane International Inc. | 1195 |
1 |
| Hefei Midea Heating & Ventilating Equipment Co., Ltd. | 276 |
1 |
| NeoCharge Incorporated | 8 |
1 |
| Other owners | 2 |