H01Q 11/08
Helical antennas
H01Q11/08 (Helical antennas) appears on 957 US grants and 705 published applications in this corpus.
Search patents in H01Q- Granted patents
- 957
- Published applications
- 705
- Assignees
- 491
- Inventors
- 1,721
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 5 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 6 | 0 |
| 1993 | 6 | 0 |
| 1994 | 8 | 0 |
| 1995 | 11 | 0 |
| 1996 | 10 | 0 |
| 1997 | 14 | 0 |
| 1998 | 23 | 0 |
| 1999 | 45 | 0 |
| 2000 | 61 | 0 |
| 2001 | 82 | 8 |
| 2002 | 50 | 33 |
| 2003 | 40 | 48 |
| 2004 | 32 | 24 |
| 2005 | 23 | 25 |
| 2006 | 21 | 43 |
| 2007 | 26 | 32 |
| 2008 | 24 | 36 |
| 2009 | 28 | 30 |
| 2010 | 20 | 34 |
| 2011 | 18 | 24 |
| 2012 | 25 | 36 |
| 2013 | 22 | 23 |
| 2014 | 23 | 20 |
| 2015 | 20 | 23 |
| 2016 | 18 | 17 |
| 2017 | 27 | 39 |
| 2018 | 25 | 17 |
| 2019 | 30 | 26 |
| 2020 | 30 | 30 |
| 2021 | 33 | 32 |
| 2022 | 38 | 24 |
| 2023 | 20 | 18 |
| 2024 | 26 | 24 |
| 2025 | 24 | 24 |
| 2026 | 15 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Helical antenna8 Sep 2026US 12,731,904 B2Compal Electronics, Inc.
- Drone encroachment avoidance monitor11 Aug 2026US 12,705,991 B2Mydefence A/S
- Communications device with conductive Sinusoidal element and related antennas and methods11 Aug 2026US 12,706,396 B2Eagle Technology, LLC
- Irradiation apparatus of electromagnetic waves14 Jul 2026US 12,683,271 B2ITC Incorporated
- Hybrid antenna with dynamic signal routing for free-space and near-metal environments23 Jun 2026US 12,665,311 B1Saltenna LLC
- Low elevation angle nulling antenna methods and systems24 Sep 2026US 2026/0291074 A1
- Hybrid antenna with dynamic signal routing for free-space and near-metal environments17 Sep 2026US 2026/0280133 A1Saltenna LLC
- Multi-layer coupling-controlled ultra compact antenna system3 Sep 2026US 2026/0261047 A1
- Helical antenna25 Jun 2026US 2026/0180189 A1Compal Electronics, Inc.
- Wide band antenna feed chain device25 Jun 2026US 2026/0180191 A1Macdonald, Dettwiler and Associates Inc.
Most cited
By later US patents
- Methods for in vivo magnetic resonance imaging462US 6,549,800 B1Johns Hopkins Unversity School of Medicine · 2003
- Helical antenna having a solid dielectric core446US 5,854,608 ASymetri Com, Inc. · 1998
- Antenna314US 6,552,693 B1Sarantel Limited · 2003
- Systems and methods for evaluating the urethra and the periurethral tissues305US 6,898,454 B2Surgi-Vision, Inc. · 2005
- Integrated antenna system253US 6,011,524 ATrimble Navigation Limited · 2000