H03H 11/0416
Using positive impedance converters
Official title: {using positive impedance converters (H03H11/08 takes precedence)}
H03H11/0416 (Using positive impedance converters) appears on 12 US grants and 3 published applications in this corpus.
Search patents in H03H- Granted patents
- 12
- Published applications
- 3
- Assignees
- 13
- Inventors
- 19
- Latest grant
- 22 Nov 2016
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 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 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Frequency selective circuit22 Nov 2016US 9,503,052 B1Mediatek Inc.
- Analog filter with adjustable filter frequency4 Mar 2014US 8,665,012 B2Endress + Hauser GmbH + Co. KG
- Capacitance multiplier circuit6 Oct 2009US 7,598,793 B1QUALCOMM Incorporated
- Two port signalling voltages filter arrangement22 Apr 1997US 5,623,543 ABritish Telecommunications Public Ltd.Co.
- Filter having a variable response time for filtering an input signal12 Mar 1996US 5,499,392 AMatsushita Communication Industrial Corporation of America
Most cited
By later US patents
- Two port signalling voltages filter arrangement41US 5,623,543 ABritish Telecommunications Public Ltd.Co. · 1997
- Filter having a variable response time for filtering an input signal20US 5,499,392 AMatsushita Communication Industrial Corporation of America · 1996
- Analog integrated filter circuit13US 4,339,729 AMotorola, Inc. · 1982
- Constant Q peaking filter utilizing synthetic inductor and simulated capacitor13US 5,235,223 AHarman International Industries, Incorporated · 1993
- Arrangements for simulating inductance and filter networks incorporating such improvements9US 3,936,777 AThe Post Office · 1976