- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 33/14 - Multiple main contacts for the purpose of dividing the current through, or potential drop along, the arc
Patent holdings for IPC class H01H 33/14
Total number of patents in this class: 96
10-year publication summary
|
2
|
15
|
11
|
7
|
3
|
7
|
7
|
6
|
5
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24033 |
14 |
| Siemens Energy Global GmbH & Co. KG | 3335 |
13 |
| ABB Technology AG | 1224 |
7 |
| ABB Schweiz AG | 7590 |
6 |
| Eaton Intelligent Power Limited | 6236 |
6 |
| Florida State University Research Foundation, Inc. | 838 |
5 |
| Hitachi Energy Ltd. | 2568 |
5 |
| Mitsubishi Electric Corporation | 47971 |
4 |
| Alstom Technology Ltd | 1045 |
3 |
| Schneider Electric Industries SAS | 1592 |
3 |
| Xi'an Jiaotong University | 735 |
3 |
| Hubbell Incorporated | 3442 |
2 |
| General Electric Technology GmbH | 1336 |
2 |
| S&C Electric Company | 186 |
2 |
| Supergrid Institute SAS | 38 |
2 |
| Board of Supervisors of Louisiana State University and Agricultural and Mechanical College | 823 |
1 |
| Drexel University | 1001 |
1 |
| Eaton Electrical IP GmbH & Co. KG | 157 |
1 |
| Eaton Industries (Austria) GmbH | 102 |
1 |
| Ellenberger & Poensgen GmbH | 228 |
1 |
| Other owners | 14 |