- 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: 671
10-year publication summary
|
49
|
67
|
59
|
54
|
44
|
38
|
38
|
34
|
36
|
22
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 24971 |
84 |
| TDK Corporation | 6887 |
28 |
| Qualcomm Incorporated | 87475 |
18 |
| Samsung Electro-mechanics Co., Ltd. | 5687 |
14 |
| Raytheon Company | 8396 |
14 |
| Intel Corporation | 46445 |
13 |
| Jcet Semiconductor (shaoxing) Co., Ltd. | 361 |
12 |
| Skyworks Solutions, Inc. | 3805 |
11 |
| Apple Inc. | 56211 |
10 |
| Ericsson | 21992 |
9 |
| Mitsubishi Electric Corporation | 46870 |
9 |
| Texas Instruments Incorporated | 19493 |
8 |
| Huawei Technologies Co., Ltd. | 115556 |
7 |
| STMicroelectronics France | 779 |
7 |
| Panasonic Intellectual Property Management Co., Ltd. | 32352 |
6 |
| Mediatek Inc. | 5220 |
6 |
| Analog Devices, Inc. | 3358 |
6 |
| Qorvo US, Inc. | 2285 |
6 |
| Werlatone, Inc. | 38 |
6 |
| Marvell Asia PTE, Ltd. | 6433 |
6 |
| Other owners | 391 |