H03F 2203/45144
At least one follower being added at the input of a dif
Official title: At least one follower being added at the input of a dif amp
H03F2203/45144 (At least one follower being added at the input of a dif) appears on 14 US grants and 5 published applications in this corpus.
Search patents in H03F- Granted patents
- 14
- Published applications
- 5
- Assignees
- 14
- Inventors
- 27
- Latest grant
- 29 Jun 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 1 | 0 |
| 2019 | 1 | 0 |
| 2020 | 1 | 1 |
| 2021 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Interpolation operational amplifier circuit and display panel29 Jun 2021US 11,050,397 B2Seeya Optronics Co., Ltd.
- Voltage buffer for input voltages above a supply voltage or below ground voltage5 May 2020US 10,644,659 B2Allegro MicroSystems, LLC
- Track and hold amplifiers22 Oct 2019US 10,454,591 B2Finisar Corporation
- Power amplifier system and associated bias circuit16 Oct 2018US 10,103,691 B2Mediatek Inc.
- Differential data driver30 May 2000US 6,069,523 ANortel Networks Limited
- Interpolation operational amplifier circuit and display panel15 Apr 2021US 2021/0111680 A1Shanghai Seeo Optronics Technology Co., Ltd.
- Voltage Buffer for Input Voltages Above a Supply Voltage or Below Ground Voltage27 Feb 2020US 2020/0067467 A1Allegro MicroSystems, LLC
- Track and hold amplifiers23 Nov 2017US 2017/0338894 A1Finisar Corporation
- Power amplifier system and associated bias circuit27 Jul 2017US 2017/0214369 A1Mediatek Inc.
- Clamped comparator17 Feb 2005US 2005/0035788 A1
Most cited
By later US patents
- Comparator circuit implemented in the bipolar and MOS technology20US 5,077,489 ASGS-Thomson Microelectronics S.A. · 1991
- High speed low power op-amp circuit20US 5,399,991 ANational Semiconductor Corporation · 1995
- Amplifier with actively clamped load19US 5,206,550 ATexas Instruments Incorporated · 1993
- Differential data driver17US 6,069,523 ANortel Networks Limited · 2000
- High voltage current source circuit and method15US 4,659,979 ABurr-Brown Corporation · 1987