- All sections
- H - Electricity
- H02M - Apparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systemsconversion of dc or ac input power into surge output powercontrol or regulation thereof
- H02M 7/487 - Neutral point clamped inverters
Patent holdings for IPC class H02M 7/487
Total number of patents in this class: 994
10-year publication summary
|
102
|
68
|
76
|
80
|
61
|
73
|
62
|
96
|
85
|
50
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ABB Schweiz AG | 6917 |
68 |
| Huawei Digital Power Technologies Co. Ltd. | 2130 |
59 |
| Mitsubishi Electric Corporation | 45946 |
44 |
| Fuji Electric Co., Ltd. | 5126 |
35 |
| Huawei Technologies Co., Ltd. | 111764 |
30 |
| SMA Solar Technology AG | 875 |
29 |
| Siemens AG | 24525 |
25 |
| TMEIC Corporation | 768 |
25 |
| Delta Electronics (Shanghai) Co., Ltd. | 704 |
22 |
| SolarEdge Technologies Ltd. | 623 |
21 |
| Hamilton Sundstrand Corporation | 4844 |
20 |
| Panasonic Intellectual Property Management Co., Ltd. | 31201 |
19 |
| General Electric Company | 13829 |
18 |
| GE Energy Power Conversion Technology Ltd | 424 |
18 |
| Delta Electronics, Inc. | 2596 |
16 |
| Toshiba Mitsubishi-Electric Industrial Systems Corporation | 995 |
15 |
| Hitachi, Ltd. | 15467 |
14 |
| Denso Corporation | 24223 |
14 |
| Robert Bosch GmbH | 42614 |
13 |
| Sungrow Power Supply Co., Ltd. | 560 |
13 |
| Other owners | 476 |