- All sections
- H - Electricity
- H01H - Electric switches; relays; selectors; emergency protective devices
- H01H 31/08 - Interlocking mechanisms for interlocking two or more parts of the mechanism for operating contacts
Patent holdings for IPC class H01H 31/08
Total number of patents in this class: 21
10-year publication summary
|
1
|
3
|
0
|
0
|
4
|
1
|
3
|
3
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LS ELECTRIC Co., Ltd | 602 |
5 |
| Hubbell Incorporated | 3167 |
2 |
| ABB Schweiz AG | 6632 |
2 |
| Ema Electromechanics, Inc. | 15 |
2 |
| ABB Technology Oy | 10 |
1 |
| Dynapar Corporation | 48 |
1 |
| General Electric Technology GmbH | 1599 |
1 |
| Zhejiang Benyi Electrical Co., Ltd. | 14 |
1 |
| Telefonaktiebolaget LM Ericsson (publ) | 27416 |
1 |
| Changgao Electric Group Co., Ltd. | 10 |
1 |
| Hunan Changgao High Voltage Switchgear Co., Ltd. | 10 |
1 |
| Cleaveland/price Inc. | 44 |
1 |
| Hitachi Energy Ltd. | 2232 |
1 |
| Zhenjiang Dangao Electric Appliance Co., Ltd | 2 |
1 |
| Other owners | 0 |