- 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 3/335 - Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
Patent holdings for IPC class H02M 3/335
Total number of patents in this class: 9924
10-year publication summary
823
|
757
|
806
|
931
|
910
|
873
|
796
|
811
|
840
|
273
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Semiconductor Components Industries, L.L.C. | 5345 |
386 |
Texas Instruments Incorporated | 19376 |
219 |
Infineon Technologies Austria AG | 1954 |
199 |
Delta Electronics, Inc. | 2401 |
191 |
Power Integrations, Inc. | 527 |
182 |
On-Bright Electronics (Shanghai) Co., Ltd. | 326 |
172 |
Fuji Electric Co., Ltd. | 4750 |
166 |
Huawei Digital Power Technologies Co. Ltd. | 1527 |
159 |
Dialog Semiconductor Inc. | 266 |
157 |
Mitsubishi Electric Corporation | 43934 |
148 |
Murata Manufacturing Co., Ltd. | 22355 |
134 |
Rohm Co., Ltd. | 5843 |
125 |
Silergy Semiconductor Technology (Hangzhou) LTD | 588 |
119 |
STMicroelectronics S.r.l. | 3693 |
117 |
Huawei Technologies Co., Ltd. | 100781 |
112 |
Delta Electronics (Shanghai) Co., Ltd. | 611 |
110 |
Leadtrend Technology Corp. | 159 |
90 |
Richtek Technology Corp. | 550 |
87 |
Robert Bosch GmbH | 40953 |
86 |
Canon Inc. | 36841 |
83 |
Other owners | 6882 |