- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 71/44 - Automatic release mechanisms with or without manual release having means for introducing a predetermined time delay
Patent holdings for IPC class H01H 71/44
Total number of patents in this class: 26
10-year publication summary
|
5
|
2
|
1
|
1
|
0
|
1
|
0
|
3
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24132 |
6 |
| Eaton Intelligent Power Limited | 6201 |
2 |
| Eaton Intelligent Power Limited | 417 |
2 |
| Siemens Energy Global GmbH & Co. KG | 3287 |
2 |
| Hitachi Energy Ltd. | 2519 |
2 |
| Amazon Technologies, Inc. | 27873 |
1 |
| Arconas Corporation | 5 |
1 |
| Eaton Industries (Austria) GmbH | 102 |
1 |
| Eaton Industries Manufacturing GmbH | 34 |
1 |
| General Electric Technology GmbH | 1343 |
1 |
| Lsis Co., Ltd. | 814 |
1 |
| S & C Electric Co. | 279 |
1 |
| Seari Electric Technology Co., Ltd. | 102 |
1 |
| Zhejiang Chint Electrics Co., Ltd. | 234 |
1 |
| Shanghai NOARK Electric Co., Ltd. | 12 |
1 |
| Hyosung Heavy Industries Corporation | 264 |
1 |
| Sooar (Tianjin) Electrical Equipment Co., Ltd. | 1 |
1 |
| Other owners | 0 |