- All sections
- H - Electricity
- H02H - Emergency protective circuit arrangements
- H02H 3/093 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to excess current with timing means
Patent holdings for IPC class H02H 3/093
Total number of patents in this class: 387
10-year publication summary
|
21
|
30
|
30
|
25
|
27
|
38
|
19
|
33
|
27
|
17
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 23913 |
22 |
| Eaton Intelligent Power Limited | 6291 |
15 |
| Rohm Co., Ltd. | 6916 |
13 |
| Sumitomo Electric Industries, Ltd. | 16404 |
12 |
| Mitsubishi Electric Corporation | 48409 |
12 |
| Sumitomo Wiring Systems, Ltd. | 11204 |
12 |
| AutoNetworks Technologies, Ltd. | 7268 |
12 |
| Phoenix Contact GmbH & Co. KG | 2298 |
7 |
| Future Systems Besitz GmbH | 33 |
6 |
| Infineon Technologies AG | 8429 |
5 |
| Yazaki Corporation | 7161 |
5 |
| Ellenberger & Poensgen GmbH | 231 |
5 |
| HKC Corporation Limited | 3503 |
5 |
| Robert Bosch GmbH | 44363 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 34568 |
4 |
| ABB Schweiz AG | 7755 |
4 |
| S & C Electric Co. | 277 |
4 |
| Schneider Electric Industries SAS | 1600 |
4 |
| Schneider Electric USA, Inc. | 1327 |
4 |
| Schweitzer Engineering Laboratories, Inc. | 905 |
4 |
| Other owners | 228 |