- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 83/12 - Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by voltage falling below a predetermined value, e.g. for no-volt protection
Patent holdings for IPC class H01H 83/12
Total number of patents in this class: 44
10-year publication summary
|
0
|
5
|
3
|
3
|
1
|
1
|
4
|
2
|
0
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eaton Intelligent Power Limited | 6291 |
8 |
| Siemens AG | 23913 |
5 |
| ABB Schweiz AG | 7755 |
4 |
| ABB Technology AG | 1217 |
3 |
| Marquardt Verwaltungs-GmbH | 6 |
2 |
| Sagemcom Energy & Telecom SAS | 289 |
2 |
| SOCOMEC | 87 |
2 |
| General Electric Company | 13999 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 9231 |
1 |
| Eaton Corporation | 1803 |
1 |
| Johnson Controls Technology Company | 1373 |
1 |
| Eaton Industries (Netherlands) B.V. | 77 |
1 |
| BPW Bergische Achsen KG | 122 |
1 |
| Carling Technologies, Inc. | 99 |
1 |
| DRS Power & Control Technologies, Inc. | 4 |
1 |
| Eaton Electrical IP GmbH & Co. KG | 157 |
1 |
| Ellenberger & Poensgen GmbH | 231 |
1 |
| General Electric Technology GmbH | 1318 |
1 |
| Johnson Controls Air Conditioning and Refrigeration (Wuxi) Co., Ltd. | 50 |
1 |
| Larsen & Toubro Limited | 23 |
1 |
| Other owners | 5 |