- 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: 104
10-year publication summary
|
11
|
14
|
8
|
4
|
9
|
6
|
9
|
3
|
7
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Skyworks Solutions, Inc. | 3865 |
14 |
| Murata Manufacturing Co., Ltd. | 25334 |
6 |
| Psemi Corporation | 1077 |
6 |
| Qualcomm Incorporated | 89294 |
4 |
| Sony Semiconductor Solutions Corporation | 11106 |
4 |
| Axiro Semiconductor Inc. | 102 |
4 |
| Ericsson | 22203 |
3 |
| Telefonaktiebolaget LM Ericsson (publ) | 28564 |
3 |
| International Business Machines Corporation | 62049 |
2 |
| Texas Instruments Incorporated | 19567 |
2 |
| Mitsubishi Electric Corporation | 47449 |
2 |
| NPX B.V. | 2684 |
2 |
| Advantest Corporation | 1727 |
2 |
| Fujikura Ltd. | 3036 |
2 |
| MACOM Technology Solutions Holdings, Inc. | 845 |
2 |
| Peregrine Semiconductor Corporation | 25 |
2 |
| Analog Devices International Unlimited Company | 1998 |
2 |
| Bfly Operations, Inc. | 377 |
2 |
| STMicroelectronics France | 755 |
2 |
| Apple Inc. | 57432 |
1 |
| Other owners | 37 |