- 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: 1313
10-year publication summary
|
110
|
118
|
87
|
117
|
87
|
79
|
86
|
104
|
83
|
45
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24033 |
147 |
| Eaton Intelligent Power Limited | 6236 |
122 |
| ABB Schweiz AG | 7590 |
37 |
| ARC Suppression Technologies | 40 |
30 |
| Mitsubishi Electric Corporation | 47971 |
29 |
| Siemens Industry, Inc. | 1587 |
26 |
| General Electric Technology GmbH | 1336 |
23 |
| Schneider Electric Industries SAS | 1592 |
22 |
| Ellenberger & Poensgen GmbH | 228 |
21 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
16 |
| Phoenix Contact GmbH & Co. KG | 2292 |
16 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6181 |
15 |
| General Electric Company | 13888 |
13 |
| Sumitomo Wiring Systems, Ltd. | 10987 |
13 |
| Sumitomo Electric Industries, Ltd. | 16305 |
12 |
| Alstom Technology Ltd | 1045 |
12 |
| Omron Corporation | 7358 |
12 |
| AutoNetworks Technologies, Ltd. | 7089 |
11 |
| Siemens Energy Global GmbH & Co. KG | 3335 |
11 |
| Sony Corporation | 30208 |
10 |
| Other owners | 715 |