H03F 3/3045
With asymmetrical driving of the end stage
Official title: {with asymmetrical driving of the end stage}
H03F3/3045 (With asymmetrical driving of the end stage) appears on 5 US grants and 2 published applications in this corpus.
Search patents in H03F- Granted patents
- 5
- Published applications
- 2
- Assignees
- 5
- Inventors
- 7
- Latest grant
- 6 Feb 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Apparatus and method for amplifying a radio-frequency signal6 Feb 2018US 9,885,765 B2Koninklijke Philips N. V.
- Push-pull output circuit5 Jun 2012US 8,193,863 B2Kabushiki Kaisha Toshiba
- Low offset transconductance amplifier in an analog electronic cochlea12 Feb 1991US 4,992,756 ASiemens Corporate Research, Inc.
- High speed operational amplifier26 May 1987US 4,668,919 AAdvanced Micro Devices, Inc.
- Audio power amplifier23 Dec 1980US 4,241,313 ANippon Gakki Seizo Kabushiki Kaisha
Most cited
By later US patents
- Audio power amplifier29US 4,241,313 ANippon Gakki Seizo Kabushiki Kaisha · 1980
- High speed operational amplifier13US 4,668,919 AAdvanced Micro Devices, Inc. · 1987
- Low offset transconductance amplifier in an analog electronic cochlea4US 4,992,756 ASiemens Corporate Research, Inc. · 1991
- Push-pull output circuit4US 8,193,863 B2Kabushiki Kaisha Toshiba · 2012
- Apparatus and method for amplifying a radio-frequency signal1US 9,885,765 B2Koninklijke Philips N. V. · 2018