- 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: 366
10-year publication summary
|
21
|
21
|
28
|
30
|
24
|
25
|
36
|
18
|
32
|
20
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24342 |
18 |
| Eaton Intelligent Power Limited | 6052 |
15 |
| Rohm Co., Ltd. | 6544 |
13 |
| Sumitomo Electric Industries, Ltd. | 15732 |
12 |
| Sumitomo Wiring Systems, Ltd. | 10543 |
12 |
| AutoNetworks Technologies, Ltd. | 6729 |
12 |
| Mitsubishi Electric Corporation | 46814 |
11 |
| Phoenix Contact GmbH & Co. KG | 2290 |
7 |
| Future Systems Besitz GmbH | 28 |
6 |
| Yazaki Corporation | 6766 |
5 |
| Ellenberger & Poensgen GmbH | 230 |
5 |
| Schneider Electric USA, Inc. | 1313 |
5 |
| HKC Corporation Limited | 3321 |
5 |
| Infineon Technologies AG | 8277 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 32296 |
4 |
| ABB Schweiz AG | 7148 |
4 |
| S & C Electric Co. | 289 |
4 |
| Schweitzer Engineering Laboratories, Inc. | 911 |
4 |
| Tahoe Research, Ltd. | 2188 |
4 |
| Robert Bosch GmbH | 43001 |
3 |
| Other owners | 213 |