H01P 5/16
Conjugate devices, i.e. devices having at least one port decoupled from one
Official title: Conjugate devices, i.e. devices having at least one port decoupled from one other port
H01P5/16 (Conjugate devices, i.e. devices having at least one port decoupled from one) appears on 1,863 US grants and 1,704 published applications in this corpus.
Search patents in H01P- Granted patents
- 1,863
- Published applications
- 1,704
- Assignees
- 748
- Inventors
- 3,259
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 11 | 0 |
| 1978 | 12 | 0 |
| 1979 | 6 | 0 |
| 1980 | 12 | 0 |
| 1981 | 8 | 0 |
| 1982 | 7 | 0 |
| 1983 | 12 | 0 |
| 1984 | 8 | 0 |
| 1985 | 11 | 0 |
| 1986 | 11 | 0 |
| 1987 | 21 | 0 |
| 1988 | 14 | 0 |
| 1989 | 19 | 0 |
| 1990 | 14 | 0 |
| 1991 | 19 | 0 |
| 1992 | 13 | 0 |
| 1993 | 15 | 0 |
| 1994 | 10 | 0 |
| 1995 | 16 | 0 |
| 1996 | 12 | 0 |
| 1997 | 9 | 0 |
| 1998 | 14 | 0 |
| 1999 | 21 | 0 |
| 2000 | 13 | 0 |
| 2001 | 15 | 9 |
| 2002 | 23 | 32 |
| 2003 | 32 | 38 |
| 2004 | 33 | 51 |
| 2005 | 31 | 36 |
| 2006 | 38 | 31 |
| 2007 | 26 | 31 |
| 2008 | 27 | 35 |
| 2009 | 25 | 44 |
| 2010 | 27 | 46 |
| 2011 | 37 | 51 |
| 2012 | 41 | 56 |
| 2013 | 44 | 47 |
| 2014 | 50 | 78 |
| 2015 | 62 | 61 |
| 2016 | 96 | 90 |
| 2017 | 88 | 110 |
| 2018 | 99 | 108 |
| 2019 | 113 | 128 |
| 2020 | 140 | 110 |
| 2021 | 88 | 100 |
| 2022 | 92 | 113 |
| 2023 | 73 | 84 |
| 2024 | 96 | 85 |
| 2025 | 96 | 71 |
| 2026 | 52 | 59 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Millimeter-wave crossover coupler22 Sep 2026US 12,744,299 B2Dell Products L. P.
- Radio frequency module22 Sep 2026US 12,744,554 B2Murata Manufacturing Co., Ltd.
- RF power splitting and control15 Sep 2026US 12,738,455 B2APPLIED Materials.Inc.
- Method and apparatus for a coaxial high power RF combiner15 Sep 2026US 12,738,624 B2Scientific Components Corporation
- Coupler and electronic device15 Sep 2026US 12,738,625 B2Huawei Technologies Co., Ltd.
- Impedance transforming tapered couplers8 Oct 2026US 2026/0312271 A1Qorvo US, Inc.
- Coupler, butler matrix circuit, transmitting circuit, and transmitting device1 Oct 2026US 2026/0302585 A1Sumitomo Electric Industries, Ltd.
- Power amplification and coupling circuit with transformer line24 Sep 2026US 2026/0291441 A1Jabil Inc.
- Directional coupler17 Sep 2026US 2026/0280092 A1Pabrain Co., Ltd
- Branch-line coupler17 Sep 2026US 2026/0280093 A1Nanning FuLian FuGui Precision Industrial Co., Ltd.
Most cited
By later US patents
- Electromagnetic transmission line elements having a boundary between materials of high and low dielectric constants634US 5,889,449 ASpace Systems/Loral, Inc. · 1999
- Guided-wave transmission device with diversity and methods for use therewith471US 9,564,947 B2AT&T Intellectual Property I, L. P. · 2017
- Methods and apparatus for inducing a non-fundamental wave mode on a transmission medium465US 9,640,850 B2AT&T Intellectual Property I, L. P. · 2017
- Launcher and coupling system for guided wave mode cancellation442US 9,991,580 B2AT&T Intellectual Property I, L. P. · 2018
- Methods and apparatus for adjusting a wavelength electromagnetic waves390US 10,096,883 B2AT&T Intellectual Property I, L. P. · 2018