- 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 systems; conversion of dc or ac input power into surge output power; control 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: 886
10-year publication summary
99
|
102
|
68
|
76
|
80
|
61
|
73
|
58
|
87
|
32
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
ABB Schweiz AG | 6321 |
58 |
Huawei Digital Power Technologies Co. Ltd. | 1527 |
52 |
Mitsubishi Electric Corporation | 43934 |
36 |
Toshiba Mitsubishi-Electric Industrial Systems Corporation | 1583 |
36 |
Fuji Electric Co., Ltd. | 4750 |
35 |
Huawei Technologies Co., Ltd. | 100781 |
30 |
SMA Solar Technology AG | 830 |
26 |
Siemens AG | 24990 |
24 |
Delta Electronics (Shanghai) Co., Ltd. | 611 |
22 |
General Electric Company | 18133 |
19 |
GE Energy Power Conversion Technology Ltd | 407 |
18 |
Hamilton Sundstrand Corporation | 4525 |
17 |
Delta Electronics, Inc. | 2401 |
16 |
Robert Bosch GmbH | 40953 |
13 |
SolarEdge Technologies Ltd. | 493 |
13 |
Hitachi, Ltd. | 16452 |
12 |
Otis Elevator Company | 2677 |
12 |
Schneider Electric IT Corporation | 737 |
11 |
Sungrow Power Supply Co., Ltd. | 397 |
11 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
10 |
Other owners | 415 |