H03F 2203/45018
The differential amplifier amplifying transistors have added cross couplings
Official title: the differential amplifier amplifying transistors have added cross couplings
H03F2203/45018 (The differential amplifier amplifying transistors have added cross couplings) appears on 45 US grants and 35 published applications in this corpus.
Search patents in H03F- Granted patents
- 45
- Published applications
- 35
- Assignees
- 40
- Inventors
- 86
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 2 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 2 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 2 |
| 2014 | 1 | 0 |
| 2015 | 1 | 1 |
| 2016 | 2 | 2 |
| 2017 | 1 | 0 |
| 2018 | 2 | 2 |
| 2019 | 2 | 3 |
| 2020 | 2 | 3 |
| 2021 | 5 | 2 |
| 2022 | 2 | 4 |
| 2023 | 2 | 4 |
| 2024 | 3 | 3 |
| 2025 | 2 | 3 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Amplifiers suitable for mm-wave signal splitting and combining14 Jan 2025US 12,199,578 B2Ay Dee Kay LLC
- Radio frequency amplifier9 Oct 2025US 2025/0317111 A1STMicroelectronics International N. V.
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- Power amplifier circuit20 Mar 2025US 2025/0096749 A1Murata Manufacturing Co., Ltd.
- Local Oscillator Driver Circuitry with Second Harmonic Rejection3 Oct 2024US 2024/0333333 A1Apple Inc.
- Apparatus, system, and method of a multi-mode power amplifier4 Apr 2024US 2024/0113670 A1Intel Corporation
Most cited
By later US patents
- Current-controlled CMOS wideband data amplifier circuits128US 6,624,699 B2Broadcom Corporation · 2003
- Differential input circuit and operational amplifier with wide common mode input voltage range69US 5,280,199 AKabushiki Kaisha Toshiba · 1994
- Adaptive current generating transconductance circuit27US 5,223,743 AKabushiki Kaisha Toshiba · 1993
- Overdrive thermal distortion compensation for a Quinn cascomp amplifier25US 4,528,517 ATektronix, Inc. · 1985
- Linear transconductance amplifier21US 4,390,848 ASignetics Corporation · 1983