- 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: 1247
10-year publication summary
|
93
|
91
|
71
|
114
|
85
|
88
|
81
|
90
|
82
|
63
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 23996 |
66 |
| Sumitomo Electric Industries, Ltd. | 16448 |
58 |
| Sumitomo Wiring Systems, Ltd. | 11117 |
58 |
| AutoNetworks Technologies, Ltd. | 7192 |
58 |
| Eaton Intelligent Power Limited | 6268 |
48 |
| Panasonic Intellectual Property Management Co., Ltd. | 34265 |
28 |
| Rohm Co., Ltd. | 6877 |
25 |
| Cilag GmbH International | 6343 |
22 |
| Mitsubishi Electric Corporation | 48172 |
21 |
| Denso Corporation | 25645 |
17 |
| Robert Bosch GmbH | 44254 |
16 |
| Yazaki Corporation | 7135 |
16 |
| Bayerische Motoren Werke Aktiengesellschaft | 15373 |
16 |
| ABB Schweiz AG | 7665 |
15 |
| Texas Instruments Incorporated | 19640 |
11 |
| Infineon Technologies AG | 8410 |
11 |
| General Electric Technology GmbH | 1336 |
10 |
| Phoenix Contact GmbH & Co. KG | 2293 |
10 |
| Nippon Telegraph and Telephone Corporation | 15939 |
9 |
| Sungrow Power Supply Co., Ltd. | 757 |
9 |
| Other owners | 723 |