Patent Theme
High-Efficiency Power Amplifiers
Circuit designs and control techniques focused on maximizing the power conversion efficiency of amplifiers, especially for radio frequency (RF) or audio applications, often involving load modulation, envelope tracking, or specific amplifier classes (e.g., Class-D, Doherty).
4,258 US filings from 658 companies since 2023 · 2023: 1,032 · 2024: 1,283 · 2025: 1,250 · 2026 YTD: 693
Amplifiers
Top companies
Ranked by filings in this theme since 2023. 2026 is partial.
| # | Company | Since 2023 | 2023 | 2024 | 2025 | 2026 YTD | YoY |
|---|
| 1 | Murata Manufacturing Co., Ltd. | 468 | 91 | 166 | 138 | 73 | -16.9% |
| 2 | Skyworks Solutions, Inc. | 362 | 111 | 102 | 101 | 48 | -1.0% |
| 3 | Qorvo US, Inc. | 226 | 56 | 54 | 84 | 32 | +55.6% |
| 4 | SAMSUNG ELECTRONICS CO., LTD. | 162 | 34 | 41 | 47 | 40 | +14.6% |
| 5 | QUALCOMM Incorporated | 147 | 38 | 37 | 55 | 17 | +48.6% |
| 6 | TEXAS INSTRUMENTS INCORPORATED | 125 | 24 | 42 | 30 | 29 | -28.6% |
| 7 | pSemi Corporation | 106 | 30 | 38 | 26 | 12 | -31.6% |
| 8 | Apple Inc. | 96 | 19 | 36 | 23 | 18 | -36.1% |
| 9 | NXP USA, INC. | 93 | 14 | 32 | 27 | 20 | -15.6% |
| 10 | Huawei Technologies Co., Ltd. | 78 | 17 | 18 | 29 | 14 | +61.1% |
| 11 | MACOM Technology Solutions Holdings, Inc. | 77 | 9 | 27 | 22 | 19 | -18.5% |
| 12 | Mitsubishi Electric Corporation | 61 | 12 | 22 | 18 | 9 | -18.2% |
| 13 | REALTEK SEMICONDUCTOR CORPORATION | 61 | 20 | 21 | 11 | 9 | -47.6% |
| 14 | Realtek Semiconductor Corp. | 51 | 11 | 14 | 18 | 8 | +28.6% |
| 15 | Telefonaktiebolaget LM Ericsson (publ) | 51 | 10 | 18 | 18 | 5 | 0.0% |
| 16 | Cirrus Logic, Inc. | 43 | 20 | 8 | 11 | 4 | +37.5% |
| 17 | Cirrus Logic International Semiconductor Ltd. | 41 | 16 | 7 | 8 | 10 | +14.3% |
| 18 | Sumitomo Electric Industries, Ltd. | 41 | 5 | 8 | 21 | 7 | +162.5% |
| 19 | MEDIATEK INC. | 39 | 14 | 8 | 10 | 7 | +25.0% |
| 20 | Analog Devices International Unlimited Company | 38 | 11 | 9 | 11 | 7 | +22.2% |
| 21 | INTEL CORPORATION | 36 | 4 | 12 | 11 | 9 | -8.3% |
| 22 | Samsung Electro-Mechanics Co., Ltd. | 34 | 8 | 18 | 8 | · | -55.6% |
| 23 | Avago Technologies International Sales Pte. Limited | 33 | 6 | 5 | 11 | 11 | +120.0% |
| 24 | RichWave Technology Corp. | 33 | 4 | 9 | 12 | 8 | +33.3% |
| 25 | Silicon Laboratories Inc. | 28 | 7 | 6 | 10 | 5 | +66.7% |