- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 9/54 - Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
Patent holdings for IPC class H01H 9/54
Total number of patents in this class: 1189
10-year publication summary
|
102
|
110
|
118
|
87
|
117
|
87
|
76
|
82
|
95
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24565 |
122 |
| Eaton Intelligent Power Limited | 6300 |
108 |
| ABB Schweiz AG | 6632 |
33 |
| ARC Suppression Technologies | 40 |
30 |
| Mitsubishi Electric Corporation | 44851 |
27 |
| General Electric Technology GmbH | 1599 |
24 |
| Ellenberger & Poensgen GmbH | 227 |
21 |
| General Electric Company | 17789 |
16 |
| Phoenix Contact GmbH & Co. KG | 2248 |
16 |
| Schneider Electric Industries SAS | 1442 |
16 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6235 |
15 |
| Panasonic Intellectual Property Management Co., Ltd. | 29733 |
13 |
| Sumitomo Wiring Systems, Ltd. | 10016 |
13 |
| Sumitomo Electric Industries, Ltd. | 14972 |
12 |
| Alstom Technology Ltd | 1145 |
12 |
| Siemens Industry, Inc. | 1430 |
12 |
| Siemens Energy Global GmbH & Co. KG | 2829 |
12 |
| AutoNetworks Technologies, Ltd. | 6329 |
11 |
| Sony Corporation | 31541 |
10 |
| Omron Corporation | 7156 |
10 |
| Other owners | 656 |