H01Q 5/49
With parasitic elements used for purposes other than for dual-band or multi-band
Official title: with parasitic elements used for purposes other than for dual-band or multi-band, e.g. imbricated Yagi antennas
H01Q5/49 (With parasitic elements used for purposes other than for dual-band or multi-band) appears on 84 US grants and 83 published applications in this corpus.
Search patents in H01Q- Granted patents
- 84
- Published applications
- 83
- Assignees
- 66
- Inventors
- 207
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 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 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 2 |
| 2002 | 2 | 0 |
| 2003 | 1 | 3 |
| 2004 | 2 | 1 |
| 2005 | 2 | 2 |
| 2006 | 1 | 0 |
| 2007 | 2 | 3 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 2 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 2 |
| 2017 | 0 | 6 |
| 2018 | 5 | 4 |
| 2019 | 6 | 7 |
| 2020 | 6 | 7 |
| 2021 | 6 | 4 |
| 2022 | 5 | 11 |
| 2023 | 9 | 10 |
| 2024 | 8 | 5 |
| 2025 | 4 | 9 |
| 2026 | 4 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Antenna device and radar system14 Jul 2026US 12,681,140 B2Kabushiki Kaisha Toshiba
- Base station antennas having radiating elements with active and/or cloaked directors for increased directivity5 May 2026US 12,620,691 B2Outdoor Wireless Networks LLC
- Radiating element and base station antenna28 Apr 2026US 12,614,848 B2Outdoor Wireless Networks LLC
- Low-band radiator and multi-broadband antenna comprising same6 Jan 2026US 12,519,241 B2Ace Technologies Corporation
- Dual band loop and inverted-F ground edge radiating antenna structure9 Sep 2025US 12,412,983 B2Silicon Laboratories Inc.
- Transmission and reception array antenna and communication node including the same18 Jun 2026US 2026/0171680 A1Electronics and Telecommunications Research Institute
- Folded antenna dipole with on-substrate passive radiators26 Feb 2026US 2026/0058371 A1John Mezzalingua Associates, Inc.
- Base station antennas with low-band arrays having low-band radiating elements having parasitic monopole elements20 Nov 2025US 2025/0357660 A1Outdoor Wireless Networks LLC
- Cloaked low band elements for multiband radiating arrays13 Nov 2025US 2025/0350027 A1Outdoor Wireless Networks LLC
- Lower band radiating elements having reduced scattering of higher-band radiation25 Sep 2025US 2025/0300349 A1Outdoor Wireless Networks LLC
Most cited
By later US patents
- Dual-band directional/omnidirectional antenna108US 6,839,038 B2Lockheed Martin Corporation · 2005
- Multi-band directional antenna88US 4,290,071 AElectrospace Systems, Inc. · 1981
- Capacitive feed integrated multi-band antenna65US 6,680,705 B2Hewlett-Packard Development Company, L. P. · 2004
- Phased array antenna with active parasitic elements41US 6,448,937 B1Lucent Technologies Inc. · 2002
- Structure for controlling the radiation pattern of a linear antenna31US 6,515,634 B2NEC Corporation · 2003