- 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 1/40 - Means for preventing magnetic saturation
Patent holdings for IPC class H02M 1/40
Total number of patents in this class: 141
10-year publication summary
|
11
|
6
|
16
|
20
|
15
|
12
|
11
|
12
|
8
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Illinois Tool Works Inc. | 11478 |
12 |
| Delta Electronics, Inc. | 2620 |
6 |
| Mojo Mobility, Inc. | 83 |
6 |
| Siemens AG | 24453 |
4 |
| Robert Bosch GmbH | 42705 |
4 |
| Infineon Technologies Austria AG | 2153 |
4 |
| Mitsubishi Electric Corporation | 46197 |
4 |
| ABB Schweiz AG | 6987 |
4 |
| Alpha and Omega Semiconductor (Cayman) Ltd. | 99 |
4 |
| ESAB AB | 313 |
3 |
| Huawei Digital Power Technologies Co. Ltd. | 2202 |
3 |
| Apple Inc. | 55174 |
2 |
| Hitachi Automotive Systems, Ltd. | 3957 |
2 |
| Huawei Technologies Co., Ltd. | 113064 |
2 |
| TDK Corporation | 6761 |
2 |
| ZTE Corporation | 42569 |
2 |
| Cirrus Logic, Inc. | 1775 |
2 |
| Allegro Microsystems, LLC | 1341 |
2 |
| Cirrus Logic International Semiconductor Ltd. | 880 |
2 |
| Diamet Corporation | 92 |
2 |
| Other owners | 69 |