- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 33/02 - High-tension or heavy-current switches with arc-extinguishing or arc-preventing means Details
Patent holdings for IPC class H01H 33/02
Total number of patents in this class: 373
10-year publication summary
|
24
|
26
|
29
|
23
|
25
|
21
|
17
|
17
|
12
|
12
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eaton Intelligent Power Limited | 6257 |
34 |
| Siemens AG | 24020 |
33 |
| Hitachi Energy Ltd. | 2586 |
29 |
| ABB Schweiz AG | 7621 |
28 |
| Siemens Energy Global GmbH & Co. KG | 3357 |
21 |
| ABB Technology AG | 1224 |
19 |
| Hubbell Incorporated | 3448 |
17 |
| General Electric Technology GmbH | 1337 |
14 |
| Mitsubishi Electric Corporation | 48048 |
9 |
| LS ELECTRIC Co., Ltd | 859 |
8 |
| Alstom Technology Ltd | 1040 |
7 |
| SolarEdge Technologies Ltd. | 632 |
7 |
| ABB S.p.A. | 438 |
6 |
| Schneider Electric Industries SAS | 1595 |
6 |
| Schneider Electric USA, Inc. | 1327 |
5 |
| Rockwell Automation Technologies, Inc. | 2805 |
4 |
| Leviton Manufacturing Co., Inc. | 813 |
4 |
| Lsis Co., Ltd. | 814 |
4 |
| S&C Electric Company | 186 |
4 |
| JST Power Equipment, Inc. | 53 |
4 |
| Other owners | 110 |