- 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 1/38 - Means for preventing simultaneous conduction of switches
Patent holdings for IPC class H02M 1/38
Total number of patents in this class: 707
10-year publication summary
|
44
|
35
|
56
|
64
|
54
|
60
|
56
|
61
|
69
|
55
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Texas Instruments Incorporated | 19495 |
35 |
| Mitsubishi Electric Corporation | 46926 |
21 |
| Robert Bosch GmbH | 43063 |
19 |
| Denso Corporation | 24783 |
16 |
| Fuji Electric Co., Ltd. | 5253 |
15 |
| Rohm Co., Ltd. | 6560 |
13 |
| Semiconductor Components Industries, L.L.C. | 5297 |
13 |
| Infineon Technologies Austria AG | 2217 |
12 |
| Richtek Technology Corp. | 633 |
12 |
| Samsung Electronics Co., Ltd. | 149087 |
11 |
| Ford Global Technologies, LLC | 20932 |
11 |
| Delta Electronics, Inc. | 2675 |
11 |
| Qualcomm Incorporated | 87585 |
8 |
| Power Integrations, Inc. | 552 |
8 |
| Siemens AG | 24333 |
7 |
| Infineon Technologies AG | 8287 |
7 |
| Dialog Semiconductor (UK) Limited | 440 |
7 |
| Tridonic GmbH & Co KG | 1020 |
7 |
| Ericsson | 21998 |
6 |
| NSK Ltd. | 2810 |
6 |
| Other owners | 462 |