- All sections
- H - Electricity
- H02H - Emergency protective circuit arrangements
- H02H 7/12 - 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 rectifiers for static converters or rectifiers
Patent holdings for IPC class H02H 7/12
Total number of patents in this class: 691
10-year publication summary
|
75
|
49
|
48
|
75
|
91
|
76
|
50
|
54
|
46
|
14
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24990 |
28 |
| Mitsubishi Electric Corporation | 43934 |
23 |
| Rohm Co., Ltd. | 5843 |
21 |
| On-Bright Electronics (Shanghai) Co., Ltd. | 326 |
18 |
| Robert Bosch GmbH | 40953 |
14 |
| Texas Instruments Incorporated | 19376 |
13 |
| Samsung Electronics Co., Ltd. | 131630 |
12 |
| ABB Schweiz AG | 6321 |
12 |
| Infineon Technologies Austria AG | 1954 |
10 |
| Fuji Electric Co., Ltd. | 4750 |
9 |
| General Electric Technology GmbH | 1657 |
9 |
| Toshiba Mitsubishi-Electric Industrial Systems Corporation | 1583 |
9 |
| General Electric Company | 18133 |
8 |
| Denso Corporation | 23338 |
8 |
| Rockwell Automation Technologies, Inc. | 2547 |
8 |
| Huawei Technologies Co., Ltd. | 100781 |
7 |
| Murata Manufacturing Co., Ltd. | 22355 |
7 |
| Dialog Semiconductor (UK) Limited | 448 |
7 |
| GE Energy Power Conversion Technology Ltd | 407 |
7 |
| Eaton Intelligent Power Limited | 6113 |
7 |
| Other owners | 454 |