H01Q 13/28
Comprising elements constituting electric discontinuities and spaced in direction of wave propagation
Official title: comprising elements constituting electric discontinuities and spaced in direction of wave propagation, e.g. dielectric elements or conductive elements forming artificial dielectric
H01Q13/28 (Comprising elements constituting electric discontinuities and spaced in direction of wave propagation) appears on 245 US grants and 206 published applications in this corpus.
Search patents in H01Q- Granted patents
- 245
- Published applications
- 206
- Assignees
- 146
- Inventors
- 517
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 4 | 0 |
| 1999 | 10 | 0 |
| 2000 | 11 | 0 |
| 2001 | 8 | 2 |
| 2002 | 5 | 1 |
| 2003 | 2 | 4 |
| 2004 | 4 | 5 |
| 2005 | 3 | 4 |
| 2006 | 5 | 3 |
| 2007 | 1 | 2 |
| 2008 | 2 | 6 |
| 2009 | 4 | 5 |
| 2010 | 2 | 6 |
| 2011 | 5 | 3 |
| 2012 | 1 | 11 |
| 2013 | 5 | 6 |
| 2014 | 4 | 6 |
| 2015 | 8 | 15 |
| 2016 | 11 | 11 |
| 2017 | 11 | 19 |
| 2018 | 21 | 13 |
| 2019 | 24 | 19 |
| 2020 | 14 | 19 |
| 2021 | 15 | 9 |
| 2022 | 9 | 7 |
| 2023 | 9 | 5 |
| 2024 | 8 | 10 |
| 2025 | 7 | 6 |
| 2026 | 5 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Metamaterial-enabled beam scanning antenna25 Aug 2026US 12,719,174 B2The University of Birmingham
- Switchable dual-band dual-polarized VICTS antenna system for satellite communication on-the-move9 Jun 2026US 12,651,850 B2Chengdu Guoheng Space Technology Engineering Co., Ltd.
- Time-varying metamaterial-enabled directional modulation for physical layer security in wireless communication links17 Feb 2026US 12,555,918 B2Rutgers, The State University of New Jersey
- Antenna device and manufacturing method therefor, control method and electronic device10 Feb 2026US 12,548,899 B2Beijing BOE Technology Development Co., Ltd.
- Tokamak outer antenna13 Jan 2026US 12,525,720 B2Anhui Agricultural University
- Antenna device comprising a waveguide1 Oct 2026US 2026/0302584 A1QUALCOMM Incorporated
- A waveguide antenna array20 Aug 2026US 2026/0246153 A1Agency for Science, Technology and Research
- Optical travelling-wave antenna with stopband closure through asymmetrical grating23 Jul 2026US 2026/0213420 A1Dell Products L. P.
- Optical travelling-wave antenna for circularly polarized broadside emission23 Jul 2026US 2026/0213430 A1Dell Products L. P.
- Antenna shield19 Mar 2026US 2026/0081350 A1Elta Systems Ltd.
Most cited
By later US patents
- Guided-wave transmission device with non-fundamental mode propagation and methods for use therewith468US 9,627,768 B2AT&T Intellectual Property I, L. P. · 2017
- Apparatus and methods for measuring signals440US 10,027,427 B2AT&T Intellectual Property I, L. P. · 2018
- Continuous transverse stub element devices and methods of making same264US 5,266,961 AHughes Aircraft Company · 1993
- Wideband 2-D electronically scanned array with compact CTS feed and MEMS phase shifters231US 6,822,615 B2Raytheon Company · 2004
- Fixed patch array scanning antenna225US 6,100,846 AEpsilon Lambda Electronics Corp. · 2000