- All sections
- H - Electricity
- H02H - Emergency protective circuit arrangements
- H02H 3/087 - 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 for DC applications
Patent holdings for IPC class H02H 3/087
Total number of patents in this class: 1128
10-year publication summary
|
87
|
93
|
91
|
71
|
114
|
85
|
87
|
80
|
83
|
48
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24484 |
62 |
| Sumitomo Electric Industries, Ltd. | 15483 |
54 |
| Sumitomo Wiring Systems, Ltd. | 10351 |
54 |
| AutoNetworks Technologies, Ltd. | 6587 |
54 |
| Eaton Intelligent Power Limited | 5983 |
42 |
| Rohm Co., Ltd. | 6450 |
25 |
| Mitsubishi Electric Corporation | 46093 |
21 |
| Panasonic Intellectual Property Management Co., Ltd. | 31375 |
21 |
| Cilag GmbH International | 6249 |
21 |
| Yazaki Corporation | 6681 |
16 |
| Robert Bosch GmbH | 42689 |
14 |
| Bayerische Motoren Werke Aktiengesellschaft | 14379 |
14 |
| Denso Corporation | 24282 |
12 |
| ABB Schweiz AG | 6969 |
12 |
| General Electric Technology GmbH | 1369 |
11 |
| Infineon Technologies AG | 8221 |
10 |
| Nippon Telegraph and Telephone Corporation | 17341 |
10 |
| Phoenix Contact GmbH & Co. KG | 2289 |
10 |
| Texas Instruments Incorporated | 19470 |
9 |
| Siemens Energy Global GmbH & Co. KG | 2957 |
9 |
| Other owners | 647 |