H03F 1/301
In mosfet amplifiers
Official title: {in MOSFET amplifiers (H03F1/303, H03F1/305, H03F1/308 take precedence)}
H03F1/301 (In mosfet amplifiers) appears on 860 US grants and 793 published applications in this corpus.
Search patents in H03F- Granted patents
- 860
- Published applications
- 793
- Assignees
- 367
- Inventors
- 1,616
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 6 | 0 |
| 1994 | 5 | 0 |
| 1995 | 9 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 7 | 0 |
| 1999 | 17 | 0 |
| 2000 | 15 | 0 |
| 2001 | 14 | 3 |
| 2002 | 24 | 19 |
| 2003 | 21 | 22 |
| 2004 | 33 | 24 |
| 2005 | 23 | 42 |
| 2006 | 27 | 31 |
| 2007 | 27 | 30 |
| 2008 | 36 | 32 |
| 2009 | 29 | 22 |
| 2010 | 20 | 22 |
| 2011 | 20 | 18 |
| 2012 | 16 | 21 |
| 2013 | 27 | 18 |
| 2014 | 26 | 18 |
| 2015 | 20 | 32 |
| 2016 | 33 | 34 |
| 2017 | 29 | 36 |
| 2018 | 48 | 44 |
| 2019 | 43 | 44 |
| 2020 | 44 | 53 |
| 2021 | 47 | 41 |
| 2022 | 36 | 38 |
| 2023 | 20 | 46 |
| 2024 | 34 | 48 |
| 2025 | 45 | 28 |
| 2026 | 23 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Amplifier with temperature dependent gain and temperature compensated bandwidth29 Sep 2026US 12,750,011 B2STMicroelectronics International N. V.
- High voltage amplifier15 Sep 2026US 12,738,896 B2Hitachi High-Tech Corporation
- Signal processing25 Aug 2026US 12,719,418 B2Nordic Semiconductor ASA
- Integrated circuit and semiconductor device25 Aug 2026US 12,719,430 B2Fuji Electric Co., Ltd.
- Constant transconductance-resistance tracking circuit for complementary metal oxide semiconductor amplifiers18 Aug 2026US 12,712,504 B1Synopsys, Inc.
- Ring amplifier1 Oct 2026US 2026/0303032 A1NXP USA, Inc.
- Wideband amplifier with one-bit step attenuation1 Oct 2026US 2026/0303036 A1Northrop Grumman Systems Corporation
- Power amplifier stability enhancement at extreme conditions17 Sep 2026US 2026/0280492 A1
- Dynamically biased amplifier6 Aug 2026US 2026/0230041 A1QUALCOMM Incorporated
- Current-controlled oscillator-based ripple reduction loop for bandgap reference16 Jul 2026US 2026/0205061 A1Korea Advanced Institute of Science and Technology
Most cited
By later US patents
- Apparatus and methods for envelope tracking calibration114US 8,989,682 B2Nujira Limited · 2015
- Multi-mode bias circuit for power amplifiers113US 6,873,211 B1Skyworks Solutions, Inc. · 2005
- Amplifier using a single polarity power supply and including depletion mode FET and negative voltage generator107US 5,892,400 AAnadigics, Inc. · 1999
- Low bias current/temperature compensation current mirror for linear power amplifier83US 6,937,102 B2Anadigics, Inc. · 2005
- Linear RF power amplifier77US 5,726,603 AENI Technologies, Inc. · 1998