- 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: 2272
10-year publication summary
|
279
|
288
|
276
|
220
|
179
|
151
|
150
|
87
|
109
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Skyworks Solutions, Inc. | 3824 |
293 |
| Murata Manufacturing Co., Ltd. | 25092 |
257 |
| Qorvo US, Inc. | 2303 |
148 |
| Qualcomm Incorporated | 87986 |
118 |
| Samsung Electronics Co., Ltd. | 149582 |
58 |
| NXP USA, Inc. | 4361 |
48 |
| Psemi Corporation | 1057 |
42 |
| Apple Inc. | 56571 |
40 |
| Huawei Technologies Co., Ltd. | 116370 |
35 |
| Ericsson | 22021 |
32 |
| Lansus Technologies Inc. | 271 |
32 |
| Intel Corporation | 46481 |
30 |
| Samsung Electro-mechanics Co., Ltd. | 5714 |
28 |
| Avago Technologies International Sales Pte. Limited | 8640 |
27 |
| SnapTrack, Inc. | 549 |
26 |
| Texas Instruments Incorporated | 19497 |
25 |
| RichWave Technology Corp. | 284 |
21 |
| Mitsubishi Electric Corporation | 47065 |
20 |
| NEC Corporation | 36322 |
19 |
| Fujitsu Limited | 17648 |
19 |
| Other owners | 954 |