- 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 1/14 - Arrangements for reducing ripples from dc input or output
Patent holdings for IPC class H02M 1/14
Total number of patents in this class: 1615
10-year publication summary
115
|
124
|
194
|
213
|
193
|
146
|
152
|
131
|
139
|
47
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Mitsubishi Electric Corporation | 43934 |
52 |
Texas Instruments Incorporated | 19376 |
40 |
Samsung Electronics Co., Ltd. | 131630 |
25 |
Murata Manufacturing Co., Ltd. | 22355 |
25 |
Queen's University at Kingston | 517 |
22 |
Silergy Semiconductor Technology (Hangzhou) LTD | 588 |
22 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
21 |
Dialog Semiconductor (UK) Limited | 448 |
20 |
Rockwell Automation Technologies, Inc. | 2547 |
19 |
Delta Electronics, Inc. | 2401 |
18 |
Fuji Electric Co., Ltd. | 4750 |
18 |
Denso Corporation | 23338 |
17 |
Huawei Digital Power Technologies Co. Ltd. | 1527 |
17 |
Apple Inc. | 50209 |
16 |
ABB Schweiz AG | 6321 |
16 |
Toshiba Mitsubishi-Electric Industrial Systems Corporation | 1583 |
16 |
Hamilton Sundstrand Corporation | 4525 |
15 |
Rohm Co., Ltd. | 5843 |
14 |
Daikin Industries, Ltd. | 9495 |
14 |
Robert Bosch GmbH | 40953 |
13 |
Other owners | 1195 |