H01Q 21/0043
Slotted waveguides
Official title: {Slotted waveguides (combination with horns H01Q13/0233)}
H01Q21/0043 (Slotted waveguides) appears on 667 US grants and 641 published applications in this corpus.
Search patents in H01Q- Granted patents
- 667
- Published applications
- 641
- Assignees
- 315
- Inventors
- 1,318
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 7 | 0 |
| 1990 | 6 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 7 | 0 |
| 2000 | 11 | 0 |
| 2001 | 9 | 2 |
| 2002 | 6 | 14 |
| 2003 | 12 | 11 |
| 2004 | 8 | 15 |
| 2005 | 17 | 8 |
| 2006 | 16 | 11 |
| 2007 | 9 | 12 |
| 2008 | 10 | 6 |
| 2009 | 5 | 11 |
| 2010 | 5 | 13 |
| 2011 | 5 | 10 |
| 2012 | 8 | 11 |
| 2013 | 17 | 13 |
| 2014 | 9 | 13 |
| 2015 | 11 | 17 |
| 2016 | 15 | 17 |
| 2017 | 21 | 30 |
| 2018 | 24 | 40 |
| 2019 | 41 | 48 |
| 2020 | 47 | 73 |
| 2021 | 62 | 58 |
| 2022 | 48 | 51 |
| 2023 | 52 | 51 |
| 2024 | 42 | 47 |
| 2025 | 41 | 36 |
| 2026 | 25 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Electronic device with integrated housing and display antenna25 Aug 2026US 12,719,179 B2Apple Inc.
- Electronic device18 Aug 2026US 12,712,288 B2Advanced Semiconductor Engineering, Inc.
- Microelectronic device package with integral slotted waveguide antenna28 Jul 2026US 12,695,208 B2Texas Instruments Incorporated
- 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.
- Radar for vehicle and vehicle including the same2 Jun 2026US 12,646,851 B2Hl Klemove Corp.
- Slotted waveguide antenna assembly for production cost saving1 Oct 2026US 2026/0302645 A1Valeo Schalter und Sensoren GmbH
- Antenna device13 Aug 2026US 2026/0237908 A1Huber+Suhner AG
- Integrated vehicle antenna absorber30 Jul 2026US 2026/0219360 A1
- Beamforming via sparse activation of antenna elements connected to phase advance waveguides23 Jul 2026US 2026/0213405 A1MetaVC Patent Holding Company
- Symmetrically fed waveguide antenna array element and waveguide antenna array23 Jul 2026US 2026/0213417 A1Nantong Panyoo Zh Technology Co., Ltd.
Most cited
By later US patents
- Wireless signal distribution in a building HVAC system272US 5,994,984 ACarnegie Mellon University · 1999
- Near object detection system242US 6,670,910 B2Raytheon Company · 2003
- Integrated waveguide cavity antenna and reflector dish223US 8,743,004 B22014
- Antennas for use with optical and high-frequency radiation162US 4,247,858 A1981
- Z slot antenna143US 3,936,836 AWestinghouse Electric Corp. · 1976