- 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 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: 1981
10-year publication summary
|
194
|
214
|
193
|
146
|
153
|
139
|
144
|
147
|
178
|
87
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 47893 |
57 |
| Texas Instruments Incorporated | 19660 |
52 |
| Samsung Electronics Co., Ltd. | 157039 |
31 |
| Panasonic Intellectual Property Management Co., Ltd. | 33792 |
31 |
| Murata Manufacturing Co., Ltd. | 25700 |
29 |
| Delta Electronics, Inc. | 2817 |
27 |
| Denso Corporation | 25471 |
26 |
| Huawei Digital Power Technologies Co. Ltd. | 2540 |
26 |
| Queen's University at Kingston | 540 |
24 |
| Silergy Semiconductor Technology (Hangzhou) LTD | 638 |
22 |
| Apple Inc. | 58592 |
20 |
| Dialog Semiconductor (UK) Limited | 439 |
20 |
| Rockwell Automation Technologies, Inc. | 2793 |
19 |
| Fuji Electric Co., Ltd. | 5448 |
19 |
| ABB Schweiz AG | 7573 |
17 |
| TMEIC Corporation | 903 |
17 |
| Infineon Technologies Austria AG | 2322 |
16 |
| Rohm Co., Ltd. | 6805 |
16 |
| Daikin Industries, Ltd. | 10457 |
16 |
| Robert Bosch GmbH | 44064 |
15 |
| Other owners | 1481 |