- All sections
- H - Electricity
- H03F - Amplifiers
- H03F 3/19 - High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
Patent holdings for IPC class H03F 3/19
Total number of patents in this class: 2102
10-year publication summary
|
242
|
322
|
282
|
289
|
277
|
221
|
174
|
136
|
143
|
27
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Skyworks Solutions, Inc. | 3450 |
272 |
| Murata Manufacturing Co., Ltd. | 22355 |
234 |
| Qorvo US, Inc. | 2018 |
140 |
| Qualcomm Incorporated | 76576 |
105 |
| Samsung Electronics Co., Ltd. | 131630 |
51 |
| NXP USA, Inc. | 4155 |
46 |
| Psemi Corporation | 898 |
38 |
| Apple Inc. | 50209 |
36 |
| Ericsson | 20417 |
35 |
| Intel Corporation | 45621 |
30 |
| SnapTrack, Inc. | 650 |
29 |
| Huawei Technologies Co., Ltd. | 100781 |
28 |
| Samsung Electro-mechanics Co., Ltd. | 4798 |
28 |
| Avago Technologies International Sales Pte. Limited | 9260 |
25 |
| Fujitsu Limited | 19265 |
22 |
| Texas Instruments Incorporated | 19376 |
22 |
| Lansus Technologies Inc. | 160 |
21 |
| Infineon Technologies AG | 8189 |
19 |
| NEC Corporation | 32703 |
18 |
| Mitsubishi Electric Corporation | 43934 |
18 |
| Other owners | 885 |