- All sections
- H - Electricity
- H03F - Amplifiers
- H03F 3/16 - Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only with field-effect devices
Patent holdings for IPC class H03F 3/16
Total number of patents in this class: 346
10-year publication summary
|
35
|
18
|
22
|
38
|
31
|
29
|
22
|
30
|
18
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Texas Instruments Incorporated | 19405 |
14 |
| Psemi Corporation | 951 |
13 |
| Mitsubishi Electric Corporation | 44738 |
10 |
| Mediatek Inc. | 4806 |
9 |
| Skyworks Solutions, Inc. | 3603 |
9 |
| Analog Devices, Inc. | 3431 |
8 |
| Realtek Semiconductor Corp. | 3197 |
8 |
| Murata Manufacturing Co., Ltd. | 23648 |
7 |
| Samsung Electronics Co., Ltd. | 138518 |
6 |
| Qualcomm Incorporated | 81413 |
6 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 40539 |
6 |
| SK Hynix Inc. | 10758 |
6 |
| Huawei Technologies Co., Ltd. | 106498 |
6 |
| Qorvo US, Inc. | 2133 |
6 |
| STMicroelectronics International N.V. | 580 |
6 |
| Toshiba Corporation | 12037 |
5 |
| Intel Corporation | 46097 |
5 |
| Fujitsu Limited | 18419 |
5 |
| United Microelectronics Corp. | 4103 |
5 |
| Sony Semiconductor Solutions Corporation | 9656 |
5 |
| Other owners | 201 |