- All sections
- H - Electricity
- H01H - Electric switches; relays; selectors; emergency protective devices
- H01H 3/40 - Driving mechanisms, i.e. for transmitting driving force to the contacts using friction, toothed, or screw-and-nut gearing
Patent holdings for IPC class H01H 3/40
Total number of patents in this class: 146
10-year publication summary
|
18
|
17
|
17
|
11
|
17
|
9
|
6
|
18
|
7
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ABB Schweiz AG | 6321 |
15 |
| Siemens AG | 24990 |
13 |
| ABB Technology AG | 1301 |
8 |
| Maschinenfabrik Reinhausen GmbH | 749 |
7 |
| Eaton Intelligent Power Limited | 6113 |
7 |
| Hitachi Energy Ltd. | 1921 |
6 |
| Schneider Electric Industries SAS | 1376 |
5 |
| Siemens Energy Global GmbH & Co. KG | 2775 |
5 |
| Zhejiang Chint Electrics Co., Ltd. | 208 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
3 |
| Alstom Technology Ltd | 1196 |
3 |
| Seari Electric Technology Co., Ltd. | 102 |
3 |
| Hyundai Electric & Energy Systems Co., Ltd | 52 |
3 |
| Mitsubishi Electric Corporation | 43934 |
2 |
| Gyrus ACMI, Inc. | 1071 |
2 |
| Cummins Power Generation IP, Inc. | 261 |
2 |
| Lsis Co., Ltd. | 834 |
2 |
| MICROELETTRICA SCIENTIFICA S.p.A. | 23 |
2 |
| Schaltbau GmbH | 80 |
2 |
| Schneider Electric USA, Inc. | 1192 |
2 |
| Other owners | 50 |