- 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 3/156 - 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
Patent holdings for IPC class H02M 3/156
Total number of patents in this class: 4132
10-year publication summary
|
364
|
444
|
428
|
340
|
249
|
215
|
208
|
170
|
161
|
21
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Texas Instruments Incorporated | 19555 |
221 |
| Rohm Co., Ltd. | 6665 |
110 |
| Semiconductor Components Industries, L.L.C. | 5290 |
89 |
| Qualcomm Incorporated | 88555 |
88 |
| Infineon Technologies Austria AG | 2246 |
75 |
| Silergy Semiconductor Technology (Hangzhou) LTD | 625 |
62 |
| Dialog Semiconductor (UK) Limited | 440 |
60 |
| Chengdu Monolithic Power Systems Co., Ltd. | 416 |
58 |
| Samsung Electronics Co., Ltd. | 151017 |
52 |
| Intel Corporation | 46576 |
40 |
| Robert Bosch GmbH | 43244 |
40 |
| STMicroelectronics S.r.l. | 3419 |
39 |
| Cirrus Logic, Inc. | 1786 |
39 |
| Apple Inc. | 56891 |
38 |
| Infineon Technologies AG | 8302 |
38 |
| Huawei Technologies Co., Ltd. | 117695 |
38 |
| Microchip Technology Incorporated | 3064 |
38 |
| On-Bright Electronics (Shanghai) Co., Ltd. | 337 |
38 |
| Fuji Electric Co., Ltd. | 5313 |
37 |
| Denso Corporation | 24965 |
34 |
| Other owners | 2898 |