- 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: 1087
10-year publication summary
|
68
|
76
|
80
|
61
|
73
|
62
|
99
|
98
|
82
|
43
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ABB Schweiz AG | 7590 |
69 |
| Huawei Digital Power Technologies Co. Ltd. | 2546 |
65 |
| Mitsubishi Electric Corporation | 47971 |
46 |
| Fuji Electric Co., Ltd. | 5469 |
35 |
| Huawei Technologies Co., Ltd. | 123282 |
33 |
| SMA Solar Technology AG | 904 |
33 |
| Siemens AG | 24033 |
29 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
28 |
| TMEIC Corporation | 908 |
26 |
| Delta Electronics (Shanghai) Co., Ltd. | 767 |
23 |
| SolarEdge Technologies Ltd. | 630 |
21 |
| Hamilton Sundstrand Corporation | 5016 |
20 |
| Robert Bosch GmbH | 44128 |
19 |
| General Electric Company | 13888 |
18 |
| GE Energy Power Conversion Technology Ltd | 437 |
18 |
| Delta Electronics, Inc. | 2828 |
17 |
| Denso Corporation | 25513 |
16 |
| Hitachi, Ltd. | 16071 |
15 |
| Sungrow Power Supply Co., Ltd. | 731 |
15 |
| Toshiba Mitsubishi-Electric Industrial Systems Corporation | 970 |
15 |
| Other owners | 526 |