H01Q 11/06
Rhombic antennas
Official title: Rhombic antennas; V-antennas
H01Q11/06 (Rhombic antennas) appears on 18 US grants and 6 published applications in this corpus.
Search patents in H01Q- Granted patents
- 18
- Published applications
- 6
- Assignees
- 13
- Inventors
- 34
- Latest grant
- 25 Oct 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 2 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 3 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- System and method for tuning transistor-based non-foster negative impedance circuits for low-frequency antennas25 Oct 2022US 11,482,988 B1SRC, Inc.
- Determination of gain characteristics of a circularly-polarized antenna14 Jun 2022US 11,360,134 B2City University of Hong Kong
- Efficient frequency agile tactical HF antenna15 Mar 2022US 11,276,936 B1Rockwell Collins, Inc.
- Wideband antenna23 Aug 2016US 9,425,514 B2Wistron Corporation
- HF antenna assembly7 Apr 2015US 9,000,990 B2Elbit Systems Ltd.
- Determination of gain characteristics of a circularly-polarized antenna12 Aug 2021US 2021/0247432 A1City University of Hong Kong
- Wideband antenna2 Jul 2015US 2015/0188235 A1Wistron Corporation
- Hf antenna assembly26 Dec 2013US 2013/0342406 A1Elbit Systems Ltd.
- Log periodic antenna23 Jun 2011US 2011/0148729 A1Electronics and Telecommunications Research Institute
- Antenna Apparatus24 Jan 2008US 2008/0018546 A1Matsushita Electric Industrial Co., Ltd.
Most cited
By later US patents
- Circularly polarized cross dipole antenna17US 6,271,800 B12001
- Antenna and radio device13US 6,573,874 B1Matsushita Electric Industrial Co., Ltd. · 2003
- Terminated inverted V antenna with matching transformer9US 4,511,898 ATimetco Corporation · 1985
- Antenna apparatus and wireless apparatus and radio relaying apparatus using the same9US 6,501,436 B1Matsushita Electric Industrial Co., Ltd. · 2002
- Maypole antenna7US 5,233,362 AHughes Aircraft Company · 1993