H01Q 13/16
Folded slot antennas
H01Q13/16 (Folded slot antennas) appears on 275 US grants and 299 published applications in this corpus.
Search patents in H01Q- Granted patents
- 275
- Published applications
- 299
- Assignees
- 191
- Inventors
- 748
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 2 |
| 2002 | 6 | 8 |
| 2003 | 5 | 1 |
| 2004 | 1 | 4 |
| 2005 | 4 | 8 |
| 2006 | 5 | 2 |
| 2007 | 3 | 1 |
| 2008 | 1 | 3 |
| 2009 | 4 | 10 |
| 2010 | 2 | 5 |
| 2011 | 3 | 4 |
| 2012 | 3 | 12 |
| 2013 | 7 | 10 |
| 2014 | 10 | 14 |
| 2015 | 9 | 12 |
| 2016 | 6 | 9 |
| 2017 | 14 | 13 |
| 2018 | 10 | 19 |
| 2019 | 19 | 25 |
| 2020 | 21 | 28 |
| 2021 | 29 | 34 |
| 2022 | 33 | 15 |
| 2023 | 17 | 21 |
| 2024 | 14 | 11 |
| 2025 | 22 | 20 |
| 2026 | 7 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Antenna structure15 Sep 2026US 12,738,659 B2Wistron Neweb Corp.
- Multi-slot antenna and low-profile phased array antenna using the same25 Aug 2026US 12,719,173 B2City University of Hong Kong
- Antenna designs for wide-band, orientation insensitive RFID devices28 Jul 2026US 12,695,203 B2Avery Dennison Retail Information Services LLC
- Waveguide antenna21 Apr 2026US 12,609,459 B2Heriot-Watt University
- Locating antennas in an apparatus31 Mar 2026US 12,592,492 B2Nokia Technologies Oy
- Antenna embedded in the display back metal plate shield of mobile devices30 Jul 2026US 2026/0222010 A1Datalogic IP Tech S.R.L.
- Tightly-coupled dipole antenna with common-mode resonance suppression25 Jun 2026US 2026/0180192 A1The Chinese University of Hong Kong
- Antenna structure25 Jun 2026US 2026/0180194 A1Wnc Corporation
- Dynamic frequency selection (dfs) antennas for access points and methods for operating dfs antennas11 Jun 2026US 2026/0164311 A1Ruckus IP Holdings LLC
- Antenna structure28 May 2026US 2026/0149186 A1Wistron Neweb Corp.
Most cited
By later US patents
- Printed multi-band patch antenna239US 6,343,208 B12002
- Polarization diverse antenna for portable communication devices138US 6,031,503 ARaytheon Company · 2000
- Switch-tuned meandered-slot antenna130US 5,754,143 ASouthwest Research Institute · 1998
- Transparent window antenna129US 5,355,144 AThe Ohio State University · 1994
- V-slot antenna for circular polarization102US 6,507,321 B2Sony International (Europe) GmbH · 2003