- All sections
- H - Electricity
- H03H - Impedance networks, e.g. resonant circuitsresonators
- H03H 7/42 - Networks for transforming balanced signals into unbalanced signals and vice versa, e.g. baluns
Patent holdings for IPC class H03H 7/42
Total number of patents in this class: 699
10-year publication summary
|
67
|
59
|
54
|
44
|
38
|
39
|
35
|
40
|
24
|
26
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 25917 |
86 |
| TDK Corporation | 6992 |
29 |
| Qualcomm Incorporated | 93376 |
20 |
| Skyworks Solutions, Inc. | 3986 |
15 |
| Samsung Electro-mechanics Co., Ltd. | 6162 |
14 |
| Raytheon Company | 8443 |
14 |
| Intel Corporation | 46292 |
13 |
| Apple Inc. | 59241 |
12 |
| Jcet Semiconductor (shaoxing) Co., Ltd. | 357 |
12 |
| Texas Instruments Incorporated | 19644 |
10 |
| Ericsson | 23055 |
9 |
| Mitsubishi Electric Corporation | 48351 |
9 |
| Huawei Technologies Co., Ltd. | 124837 |
7 |
| Mediatek Inc. | 5522 |
7 |
| Qorvo US, Inc. | 2426 |
7 |
| STMicroelectronics France | 699 |
7 |
| Panasonic Intellectual Property Management Co., Ltd. | 34471 |
6 |
| Analog Devices, Inc. | 3318 |
6 |
| Realtek Semiconductor Corp. | 3523 |
6 |
| Werlatone, Inc. | 38 |
6 |
| Other owners | 404 |