- 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: 5879
10-year publication summary
|
596
|
458
|
549
|
536
|
568
|
448
|
409
|
438
|
450
|
234
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 24542 |
551 |
| Skyworks Solutions, Inc. | 3727 |
476 |
| Qorvo US, Inc. | 2221 |
370 |
| Qualcomm Incorporated | 85434 |
270 |
| NXP USA, Inc. | 4297 |
198 |
| Samsung Electronics Co., Ltd. | 146346 |
153 |
| Psemi Corporation | 1018 |
137 |
| Texas Instruments Incorporated | 19460 |
126 |
| Cirrus Logic, Inc. | 1776 |
107 |
| Mitsubishi Electric Corporation | 46127 |
105 |
| Telefonaktiebolaget LM Ericsson (publ) | 27967 |
99 |
| MACOM Technology Solutions Holdings, Inc. | 820 |
91 |
| Huawei Technologies Co., Ltd. | 112690 |
86 |
| Ericsson | 21759 |
84 |
| Intel Corporation | 47005 |
84 |
| NEC Corporation | 35687 |
69 |
| Mediatek Inc. | 5121 |
63 |
| SnapTrack, Inc. | 580 |
62 |
| Samsung Electro-mechanics Co., Ltd. | 5618 |
52 |
| Avago Technologies International Sales Pte. Limited | 8759 |
52 |
| Other owners | 2644 |