- All sections
- H - Electricity
- H03H - Impedance networks, e.g. resonant circuitsresonators
- H03H 7/25 - Frequency-independent attenuators comprising an element controlled by an electric or magnetic variable
Patent holdings for IPC class H03H 7/25
Total number of patents in this class: 101
10-year publication summary
|
12
|
11
|
14
|
8
|
4
|
9
|
6
|
8
|
2
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Skyworks Solutions, Inc. | 3747 |
12 |
| Murata Manufacturing Co., Ltd. | 24684 |
6 |
| Psemi Corporation | 1026 |
6 |
| Qualcomm Incorporated | 86153 |
4 |
| Sony Semiconductor Solutions Corporation | 10570 |
4 |
| Axiro Semiconductor Inc. | 101 |
4 |
| Ericsson | 21856 |
3 |
| Telefonaktiebolaget LM Ericsson (publ) | 28194 |
3 |
| International Business Machines Corporation | 61402 |
2 |
| Texas Instruments Incorporated | 19454 |
2 |
| Mitsubishi Electric Corporation | 46346 |
2 |
| NPX B.V. | 2555 |
2 |
| Fujikura Ltd. | 2943 |
2 |
| Butterfly Network, Inc. | 128 |
2 |
| MACOM Technology Solutions Holdings, Inc. | 821 |
2 |
| Peregrine Semiconductor Corporation | 26 |
2 |
| Analog Devices International Unlimited Company | 1942 |
2 |
| Bfly Operations, Inc. | 371 |
2 |
| STMicroelectronics France | 792 |
2 |
| Apple Inc. | 55345 |
1 |
| Other owners | 36 |