- 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 1/40 - Means for preventing magnetic saturation
Patent holdings for IPC class H02M 1/40
Total number of patents in this class: 133
10-year publication summary
9
|
13
|
6
|
16
|
20
|
16
|
12
|
10
|
12
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Illinois Tool Works Inc. | 11152 |
11 |
Delta Electronics, Inc. | 2401 |
6 |
Mojo Mobility, Inc. | 74 |
6 |
Siemens AG | 24990 |
4 |
Infineon Technologies Austria AG | 1954 |
4 |
Mitsubishi Electric Corporation | 43934 |
4 |
Alpha and Omega Semiconductor (Cayman) Ltd. | 98 |
4 |
Robert Bosch GmbH | 40953 |
3 |
ABB Schweiz AG | 6321 |
3 |
ESAB AB | 297 |
3 |
Huawei Digital Power Technologies Co. Ltd. | 1527 |
3 |
Hitachi Automotive Systems, Ltd. | 3970 |
2 |
Huawei Technologies Co., Ltd. | 100781 |
2 |
TDK Corporation | 6306 |
2 |
ZTE Corporation | 39218 |
2 |
Cirrus Logic, Inc. | 1719 |
2 |
Allegro Microsystems, LLC | 1206 |
2 |
Cirrus Logic International Semiconductor Ltd. | 792 |
2 |
Kyosan Electric Mfg. Co., Ltd. | 167 |
2 |
Power Integrations, Inc. | 527 |
2 |
Other owners | 64 |