- 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 3/157 - Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators with digital control
Patent holdings for IPC class H02M 3/157
Total number of patents in this class: 1315
10-year publication summary
114
|
119
|
104
|
121
|
146
|
139
|
115
|
106
|
111
|
35
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Texas Instruments Incorporated | 19376 |
109 |
Qualcomm Incorporated | 76576 |
30 |
Intel Corporation | 45621 |
29 |
Infineon Technologies Austria AG | 1954 |
29 |
Rohm Co., Ltd. | 5843 |
29 |
Samsung Electronics Co., Ltd. | 131630 |
24 |
STMicroelectronics S.r.l. | 3693 |
23 |
Navitas Semiconductor Limited | 133 |
23 |
Apple Inc. | 50209 |
22 |
Microchip Technology Incorporated | 2644 |
22 |
Infineon Technologies AG | 8189 |
20 |
Dialog Semiconductor (UK) Limited | 448 |
20 |
Intersil Americas LLC | 462 |
18 |
Chengdu Monolithic Power Systems Co., Ltd. | 335 |
17 |
NPX B.V. | 2204 |
16 |
Cirrus Logic, Inc. | 1719 |
16 |
Semiconductor Components Industries, L.L.C. | 5345 |
15 |
Renesas Electronics America Inc. | 265 |
15 |
Silergy Semiconductor Technology (Hangzhou) LTD | 588 |
15 |
Toshiba Corporation | 12017 |
13 |
Other owners | 810 |