- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 3/56 - Mechanisms for coupling or uncoupling operating parts, driving mechanisms, or contacts using electromagnetic clutch
Patent holdings for IPC class H01H 3/56
Total number of patents in this class: 15
10-year publication summary
|
2
|
1
|
1
|
1
|
0
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0
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0
|
0
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0
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24033 |
4 |
| Hubbell Incorporated | 3442 |
3 |
| ABB Schweiz AG | 7590 |
2 |
| Arkema France | 4238 |
2 |
| Cummins Power Generation IP, Inc. | 328 |
2 |
| Dana Automotive Systems Group, LLC | 477 |
1 |
| Lion Smart GmbH | 22 |
1 |
| Other owners | 0 |