- 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: 99
10-year publication summary
|
12
|
12
|
13
|
8
|
4
|
9
|
6
|
9
|
2
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Skyworks Solutions, Inc. | 3609 |
9 |
| Murata Manufacturing Co., Ltd. | 23743 |
7 |
| Psemi Corporation | 955 |
6 |
| Qualcomm Incorporated | 82009 |
4 |
| Sony Semiconductor Solutions Corporation | 9741 |
4 |
| Ericsson | 21171 |
3 |
| Integrated Device Technology, Inc. | 702 |
3 |
| Telefonaktiebolaget LM Ericsson (publ) | 27426 |
3 |
| International Business Machines Corporation | 60178 |
2 |
| Texas Instruments Incorporated | 19447 |
2 |
| Mitsubishi Electric Corporation | 44904 |
2 |
| NPX B.V. | 2374 |
2 |
| Butterfly Network, Inc. | 168 |
2 |
| MACOM Technology Solutions Holdings, Inc. | 810 |
2 |
| Peregrine Semiconductor Corporation | 27 |
2 |
| Analog Devices International Unlimited Company | 1833 |
2 |
| Bfly Operations, Inc. | 360 |
2 |
| STMicroelectronics France | 844 |
2 |
| Apple Inc. | 52845 |
1 |
| Sony Corporation | 31530 |
1 |
| Other owners | 38 |