- 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 3/158 - 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 including plural semiconductor devices as final control devices for a single load
Patent holdings for IPC class H02M 3/158
Total number of patents in this class: 8155
10-year publication summary
696
|
697
|
756
|
768
|
828
|
892
|
763
|
795
|
835
|
246
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Texas Instruments Incorporated | 19376 |
484 |
Dialog Semiconductor (UK) Limited | 448 |
163 |
Rohm Co., Ltd. | 5843 |
159 |
Samsung Electronics Co., Ltd. | 131630 |
141 |
Qualcomm Incorporated | 76576 |
140 |
Infineon Technologies Austria AG | 1954 |
139 |
Apple Inc. | 50209 |
135 |
Semiconductor Components Industries, L.L.C. | 5345 |
117 |
Mitsubishi Electric Corporation | 43934 |
114 |
Toyota Motor Corporation | 28582 |
110 |
STMicroelectronics S.r.l. | 3693 |
110 |
Huawei Digital Power Technologies Co. Ltd. | 1527 |
108 |
Silergy Semiconductor Technology (Hangzhou) LTD | 588 |
107 |
Intel Corporation | 45621 |
101 |
Denso Corporation | 23338 |
92 |
Murata Manufacturing Co., Ltd. | 22355 |
92 |
Huawei Technologies Co., Ltd. | 100781 |
91 |
Chengdu Monolithic Power Systems Co., Ltd. | 335 |
85 |
Delta Electronics, Inc. | 2401 |
80 |
Robert Bosch GmbH | 40953 |
72 |
Other owners | 5515 |