H01P 1/162
Absorbing spurious or unwanted modes of propagation
Official title: absorbing spurious or unwanted modes of propagation
H01P1/162 (Absorbing spurious or unwanted modes of propagation) appears on 59 US grants and 54 published applications in this corpus.
Search patents in H01P- Granted patents
- 59
- Published applications
- 54
- Assignees
- 50
- Inventors
- 135
- Latest grant
- 3 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 2 | 3 |
| 2008 | 2 | 4 |
| 2009 | 3 | 1 |
| 2010 | 0 | 0 |
| 2011 | 3 | 3 |
| 2012 | 1 | 3 |
| 2013 | 0 | 1 |
| 2014 | 3 | 1 |
| 2015 | 3 | 6 |
| 2016 | 3 | 3 |
| 2017 | 4 | 2 |
| 2018 | 1 | 2 |
| 2019 | 2 | 2 |
| 2020 | 1 | 4 |
| 2021 | 2 | 2 |
| 2022 | 1 | 2 |
| 2023 | 4 | 6 |
| 2024 | 1 | 2 |
| 2025 | 5 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Wideband septum polarizer for reducing higher order mode3 Feb 2026US 12,542,339 B2Intellian Technologies Inc.
- Waveguide module comprising a waveguide on a metal jig, where the metal jig includes a trench structure with a radio wave absorber disposed therein26 Aug 2025US 12,401,105 B2Electronics and Telecommunications Research Institute
- Antenna and antenna system for satellite communications26 Aug 2025US 12,401,136 B2A.D.S. International S.R.L.
- Method for producing semiconductor apparatus for quantum computer12 Aug 2025US 12,387,126 B2Shin-Etsu Handotai Co., Ltd.
- Multi-channel filter comprising plural elongate signal tracks covered by electromagnetically absorbing material and the signal tracks are separated by elongate shielding tracks17 Jun 2025US 12,334,617 B2Qm Technologies Aps
- Waveguide2 Jul 2026US 2026/0188884 A1
- Coaxial line with increased bandwidth14 May 2026US 2026/0135019 A1
- A filter arrangement for quantum processors29 May 2025US 2025/0174865 A1Sweden Quantum AB
- Antenna and antenna system for satellite communications12 Sep 2024US 2024/0305015 A1A.D.S. International S.R.L.
- Wideband Septum Polarizer for Reducing Higher Order Mode15 Aug 2024US 2024/0275007 A1Intellian Technologies Inc.
Most cited
By later US patents
- Waveguide transitions and method of forming components217US 7,893,789 B2Andrew Corporation · 2011
- Gap-mode waveguide205US 8,952,678 B22015
- Coplanar microwave circuit having suppression of undesired modes85US 6,023,209 AEndgate Corporation · 2000
- Method and apparatus for dampening resonant modes in packaged microwave circuits29US 5,030,935 ABall Corporation · 1991
- Non-reactive radial line power divider/combiner with integral mode filters26US 4,812,782 AHughes Aircraft Company · 1989