H01P 9/003
Delay equalizers
Official title: {Delay equalizers}
H01P9/003 (Delay equalizers) appears on 18 US grants and 10 published applications in this corpus.
Search patents in H01P- Granted patents
- 18
- Published applications
- 10
- Assignees
- 18
- Inventors
- 29
- Latest grant
- 16 Jun 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 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 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 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 | 2 |
| 2016 | 1 | 2 |
| 2017 | 0 | 2 |
| 2018 | 3 | 0 |
| 2019 | 0 | 1 |
| 2020 | 2 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Reflection-canceling package trace design16 Jun 2020US 10,685,942 B2Credo Technology Group Limited
- Active, electronically scanned array antenna26 May 2020US 10,665,941 B2Teqnovations, LLC
- Transmission line structure having orthogonally oriented transmission line segments connected by vias extending through a substrate body6 Nov 2018US 10,123,407 B2Chung Yuan Christian University
- Ultra-wide band circulators with sequentially-switched delay line (SSDL)30 Oct 2018US 10,116,029 B2The Regents of the University of California
- Switchless combiner for addressing of radiofrequency signals and system for transmission of radiofrequency signals comprising said combiner2 Oct 2018US 10,090,576 B2Onetastic S.R.L.
- Active, electronically scanned array antenna6 Aug 2020US 2020/0251821 A1Teqnovations, LLC
- Reflection-canceling package trace design16 Jan 2020US 2020/0020673 A1Credo Technology Group Limited
- Active, electronically scanned array antenna10 Jan 2019US 2019/0013581 A1Teqnovations, LLC
- Structure of transmission line21 Dec 2017US 2017/0365905 A1Chung Yuan Christian University
- Ultra-wide band circulators with sequentially-switched delay line (ssdl)16 Nov 2017US 2017/0331168 A1The Regents of the University of California
Most cited
By later US patents
- Variable delay equalizer18US 3,967,220 ANippon Electric Co., Ltd. · 1976
- Microwave delay equalizer comprising a pair of distributed-constant_ elements as a directional coupler10US 4,197,514 ANippon Electric Co., Ltd. · 1980
- Switching microwave integrated bridge T group delay equalizer8US 4,443,772 ARCA Corporation · 1984
- Circuit for correcting group delay at microwave frequencies7US 4,988,962 AAlcatel Transmission Par Faisceaus Hertziens A.T.F.H. · 1991
- Crimped coax reflective dispersive delay line6US 4,296,389 ASanders Associates, Inc. · 1981