- All sections
- H - Electricity
- H03F - Amplifiers
- H03F 1/02 - Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
Patent holdings for IPC class H03F 1/02
Total number of patents in this class: 6139
10-year publication summary
|
455
|
546
|
535
|
564
|
447
|
411
|
449
|
456
|
372
|
147
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 25514 |
620 |
| Skyworks Solutions, Inc. | 3891 |
492 |
| Qorvo US, Inc. | 2367 |
392 |
| Qualcomm Incorporated | 90221 |
291 |
| NXP USA, Inc. | 4433 |
206 |
| Samsung Electronics Co., Ltd. | 153845 |
173 |
| Psemi Corporation | 1089 |
144 |
| Texas Instruments Incorporated | 19631 |
132 |
| Mitsubishi Electric Corporation | 47602 |
112 |
| Cirrus Logic, Inc. | 1792 |
111 |
| Telefonaktiebolaget LM Ericsson (publ) | 28616 |
99 |
| MACOM Technology Solutions Holdings, Inc. | 850 |
93 |
| Huawei Technologies Co., Ltd. | 120098 |
92 |
| Intel Corporation | 46680 |
87 |
| Ericsson | 22292 |
84 |
| NEC Corporation | 36616 |
68 |
| Mediatek Inc. | 5398 |
64 |
| SnapTrack, Inc. | 538 |
62 |
| Sumitomo Electric Industries, Ltd. | 16091 |
54 |
| Apple Inc. | 58074 |
53 |
| Other owners | 2710 |