H03F 9/02
Current-controlled, i.e. the load current flowing in both directions through a main
Official title: current-controlled, i.e. the load current flowing in both directions through a main coil
H03F9/02 (Current-controlled, i.e. the load current flowing in both directions through a main) appears on 11 US grants and 5 published applications in this corpus.
Search patents in H03F- Granted patents
- 11
- Published applications
- 5
- Assignees
- 9
- Inventors
- 20
- Latest grant
- 3 Sep 2024
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 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 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 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 2 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Gain-controllable magnetoresistive analog amplifier3 Sep 2024US 12,081,176 B2MultiDimension Technology Co., Ltd.
- Gain-dependent impedance matching and linearity30 Jun 2020US 10,700,655 B2QUALCOMM Incorporated
- Harmonic filter for magnetic amplifier23 Oct 2018US 10,110,186 B2UT-Battelle, LLC
- Power flow control using distributed saturable reactors16 Feb 2016US 9,261,890 B2UT-Battelle, LLC
- Vectorial signal combiner for generating an amplitude modulated carrier by adding two phase modulated constant envelope carriers6 Sep 1994US 5,345,189 AHewlett-Packard Company
- Gain-controllable magnetoresistive analog amplifier16 Mar 2023US 2023/0084058 A1MultiDimension Technology Co., Ltd.
- Gain-Dependent Impedance Matching and Linearity3 Oct 2019US 2019/0305740 A1QUALCOMM Incorporated
- Gain-Dependent Impedance Matching and Linearity23 May 2019US 2019/0158048 A1QUALCOMM Incorporated
- Harmonic filter for magnetic amplifier9 Nov 2017US 2017/0324389 A1UT-Battelle, LLC
- Power flow control using distributed saturable reactors5 Dec 2013US 2013/0320940 A1UT-Battelle, LLC
Most cited
By later US patents
- Vectorial signal combiner for generating an amplitude modulated carrier by adding two phase modulated constant envelope carriers74US 5,345,189 AHewlett-Packard Company · 1994
- Ringing choke converter18US 4,931,918 AYokogawa Electric Corporation · 1990
- Circuit and method for regulating output voltage of a switch mode power supply having a current mode magnetic amplifier9US 4,931,920 ANCR Corporation · 1990
- Isolation amplifier4US 4,000,473 AShoei Electric Co., Ltd. · 1976
- Magnetic amplifier arrangements4US 4,019,123 AWestinghouse Brake & Signal Co. Ltd. · 1977