- All sections
- H - Electricity
- H02H - Emergency protective circuit arrangements
- H02H 7/18 - 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 accumulators
Patent holdings for IPC class H02H 7/18
Total number of patents in this class: 1156
10-year publication summary
|
56
|
89
|
95
|
102
|
89
|
79
|
98
|
90
|
74
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GS Yuasa International Ltd. | 1964 |
37 |
| Dexerials Corporation | 1920 |
35 |
| Sumitomo Electric Industries, Ltd. | 14972 |
34 |
| Sumitomo Wiring Systems, Ltd. | 10016 |
34 |
| AutoNetworks Technologies, Ltd. | 6329 |
34 |
| CPS Technology Holdings LLC | 699 |
27 |
| Panasonic Intellectual Property Management Co., Ltd. | 29733 |
26 |
| Robert Bosch GmbH | 41786 |
23 |
| Samsung SDI Co., Ltd. | 7347 |
23 |
| Sanyo Electric Co., Ltd. | 3791 |
23 |
| LG Energy Solution, Ltd. | 12884 |
22 |
| Denso Corporation | 23769 |
19 |
| Huawei Technologies Co., Ltd. | 106762 |
15 |
| Mitsumi Electric Co., Ltd. | 1079 |
15 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 20015 |
14 |
| LG Chem, Ltd. | 17639 |
13 |
| Murata Manufacturing Co., Ltd. | 23702 |
13 |
| Shenzhen Carku Technology Co., Ltd. | 172 |
13 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6235 |
12 |
| Samsung Electronics Co., Ltd. | 139001 |
11 |
| Other owners | 713 |