H01Q 21/0012
Radial guide fed arrays
Official title: {Radial guide fed arrays}
H01Q21/0012 (Radial guide fed arrays) appears on 170 US grants and 169 published applications in this corpus.
Search patents in H01Q- Granted patents
- 170
- Published applications
- 169
- Assignees
- 66
- Inventors
- 255
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 1 |
| 2003 | 2 | 2 |
| 2004 | 2 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 2 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 0 | 3 |
| 2015 | 2 | 5 |
| 2016 | 4 | 6 |
| 2017 | 4 | 6 |
| 2018 | 9 | 19 |
| 2019 | 10 | 25 |
| 2020 | 21 | 33 |
| 2021 | 30 | 22 |
| 2022 | 20 | 15 |
| 2023 | 22 | 8 |
| 2024 | 8 | 10 |
| 2025 | 3 | 5 |
| 2026 | 9 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Radial line slot antenna arrays22 Sep 2026US 12,744,311 B2BAE SYSTEMS plc
- Holographic leaky-wave antenna and electronic apparatus18 Aug 2026US 12,712,281 B2Boe Technology Group Co., Ltd.
- Display device4 Aug 2026US 12,700,340 B2LG Display Co., Ltd.
- Radial line slot antenna arrays23 Jun 2026US 12,665,314 B2BAE SYSTEMS plc
- Electronic apparatus16 Jun 2026US 12,658,591 B2Innolux Corporation
- Metasurface antenna with integrated varactor circuits8 Jan 2026US 2026/0011913 A1Kymeta Corporation
- Hybrid center-fed edge-fed metasurface antenna with dual-beam capabilities27 Nov 2025US 2025/0364724 A1Kymeta Corporation
- Holographic leaky-wave antenna and electronic apparatus23 Oct 2025US 2025/0329934 A1Boe Technology Group Co., Ltd.
- Devices and methods for steering an electromagnetic beam having one or more orbital angular momentum modes10 Jul 2025US 2025/0226909 A1Huawei Technologies Co., Ltd.
- Radial line slot antenna arrays19 Jun 2025US 2025/0202105 A1BAE SYSTEMS plc
Most cited
By later US patents
- Phased array antenna apparatus250US 6,396,440 B1NEC Corporation · 2002
- Phased array antennas incorporating voltage-tunable phase shifters189US 6,538,603 B1Paratek Microwave, Inc. · 2003
- Distribution network for phased array antennas56US 4,939,527 AThe Boeing Company · 1990
- Slot antenna used for plasma surface processing apparatus37US 6,388,632 B1Rohm Co., Ltd. · 2002
- Single-layered radial line slot antenna34US 5,175,561 ARadial Antenna Laboratory, Ltd. · 1992