- 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: 322
10-year publication summary
|
39
|
23
|
21
|
30
|
30
|
25
|
26
|
31
|
18
|
10
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eaton Intelligent Power Limited | 6113 |
14 |
| Siemens AG | 24990 |
13 |
| Rohm Co., Ltd. | 5843 |
12 |
| Mitsubishi Electric Corporation | 43934 |
10 |
| Sumitomo Electric Industries, Ltd. | 14131 |
9 |
| Sumitomo Wiring Systems, Ltd. | 9367 |
9 |
| AutoNetworks Technologies, Ltd. | 5809 |
9 |
| Phoenix Contact GmbH & Co. KG | 2202 |
7 |
| Yazaki Corporation | 6282 |
5 |
| ABB Schweiz AG | 6321 |
5 |
| Ellenberger & Poensgen GmbH | 229 |
5 |
| Schneider Electric USA, Inc. | 1192 |
5 |
| HKC Corporation Limited | 2951 |
5 |
| S & C Electric Co. | 282 |
4 |
| Future Systems Besitz GmbH | 20 |
4 |
| Robert Bosch GmbH | 40953 |
3 |
| Infineon Technologies AG | 8189 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
3 |
| ABB Technology AG | 1301 |
3 |
| Hewlett Packard Enterprise Development LP | 10702 |
3 |
| Other owners | 191 |