- All sections
- H - Electricity
- H02H - Emergency protective circuit arrangements
- H02H 7/122 - 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 normal working conditions for convertersEmergency 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 normal working conditions for rectifiers for static converters or rectifiers for inverters, i.e. DC/AC converters
Patent holdings for IPC class H02H 7/122
Total number of patents in this class: 815
10-year publication summary
69
|
49
|
61
|
68
|
44
|
49
|
34
|
32
|
30
|
23
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Mitsubishi Electric Corporation | 46346 |
34 |
Siemens AG | 24421 |
29 |
Denso Corporation | 24404 |
25 |
Semiconductor Components Industries, L.L.C. | 5266 |
25 |
Fuji Electric Co., Ltd. | 5174 |
19 |
Robert Bosch GmbH | 42784 |
17 |
ABB Schweiz AG | 7023 |
15 |
Huawei Digital Power Technologies Co. Ltd. | 2221 |
15 |
Eaton Intelligent Power Limited | 6012 |
13 |
Toyota Motor Corporation | 32681 |
12 |
SolarEdge Technologies Ltd. | 626 |
12 |
Hitachi Astemo, Ltd. | 6387 |
11 |
On-Bright Electronics (Shanghai) Co., Ltd. | 340 |
10 |
TMEIC Corporation | 793 |
10 |
Future Systems Besitz GmbH | 28 |
9 |
Rohm Co., Ltd. | 6463 |
8 |
Sungrow Power Supply Co., Ltd. | 578 |
8 |
Lsis Co., Ltd. | 816 |
7 |
Power Integrations, Inc. | 548 |
7 |
LS ELECTRIC Co., Ltd | 731 |
7 |
Other owners | 522 |