- 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: 682
10-year publication summary
|
67
|
59
|
54
|
44
|
38
|
39
|
35
|
39
|
24
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 25552 |
83 |
| TDK Corporation | 6813 |
29 |
| Qualcomm Incorporated | 90374 |
18 |
| Samsung Electro-mechanics Co., Ltd. | 5875 |
14 |
| Raytheon Company | 8465 |
14 |
| Intel Corporation | 46681 |
13 |
| Jcet Semiconductor (shaoxing) Co., Ltd. | 357 |
12 |
| Apple Inc. | 58122 |
11 |
| Skyworks Solutions, Inc. | 3892 |
11 |
| Texas Instruments Incorporated | 19638 |
10 |
| Ericsson | 22306 |
9 |
| Mitsubishi Electric Corporation | 47625 |
9 |
| Huawei Technologies Co., Ltd. | 120453 |
7 |
| Mediatek Inc. | 5466 |
7 |
| Qorvo US, Inc. | 2372 |
7 |
| STMicroelectronics France | 735 |
7 |
| Panasonic Intellectual Property Management Co., Ltd. | 33602 |
6 |
| Analog Devices, Inc. | 3337 |
6 |
| Realtek Semiconductor Corp. | 3432 |
6 |
| Werlatone, Inc. | 38 |
6 |
| Other owners | 397 |