- All sections
- H - Electricity
- H02H - Emergency protective circuit arrangements
- H02H 7/20 - Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from norm for electronic equipment
Patent holdings for IPC class H02H 7/20
Total number of patents in this class: 803
10-year publication summary
|
46
|
46
|
73
|
76
|
86
|
73
|
90
|
71
|
76
|
28
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Wiring Systems, Ltd. | 9367 |
34 |
| Sumitomo Electric Industries, Ltd. | 14131 |
33 |
| AutoNetworks Technologies, Ltd. | 5809 |
32 |
| SolarEdge Technologies Ltd. | 493 |
21 |
| SMA Solar Technology AG | 830 |
19 |
| Mitsubishi Electric Corporation | 43934 |
17 |
| Rohm Co., Ltd. | 5843 |
17 |
| Omron Corporation | 6968 |
16 |
| Denso Corporation | 23338 |
15 |
| Murata Manufacturing Co., Ltd. | 22355 |
12 |
| Cilag GmbH International | 5813 |
12 |
| Sungrow Power Supply Co., Ltd. | 397 |
11 |
| Samsung Electronics Co., Ltd. | 131630 |
10 |
| Texas Instruments Incorporated | 19376 |
9 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
9 |
| Schweitzer Engineering Laboratories, Inc. | 920 |
9 |
| Huawei Digital Power Technologies Co. Ltd. | 1527 |
8 |
| Yazaki Corporation | 6282 |
7 |
| Apple Inc. | 50209 |
6 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
6 |
| Other owners | 500 |