- 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 5/458 - Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
Patent holdings for IPC class H02M 5/458
Total number of patents in this class: 1597
10-year publication summary
158
|
164
|
164
|
219
|
165
|
149
|
106
|
92
|
94
|
20
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Mitsubishi Electric Corporation | 43934 |
85 |
Rockwell Automation Technologies, Inc. | 2547 |
73 |
Siemens AG | 24990 |
61 |
Toshiba Mitsubishi-Electric Industrial Systems Corporation | 1583 |
61 |
Daikin Industries, Ltd. | 9495 |
59 |
ABB Schweiz AG | 6321 |
50 |
GE Infrastructure Technology, LLC | 5873 |
40 |
Vestas Wind Systems A/S | 3459 |
36 |
Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 18739 |
27 |
Fuji Electric Co., Ltd. | 4750 |
26 |
Eaton Intelligent Power Limited | 6113 |
26 |
FANUC Corporation | 5803 |
24 |
SEW-EURODRIVE GmbH & Co. KG | 1816 |
24 |
Guangdong Bestek E-Commerce Co., Ltd. | 114 |
23 |
Delta Electronics, Inc. | 2401 |
21 |
Innomotics GmbH | 451 |
19 |
Lsis Co., Ltd. | 834 |
18 |
LG Electronics Inc. | 69257 |
17 |
General Electric Company | 18133 |
16 |
GE Energy Power Conversion Technology Ltd | 407 |
16 |
Other owners | 875 |