H01P 3/16
Dielectric waveguides, i.e. without a longitudinal conductor
H01P3/16 (Dielectric waveguides, i.e. without a longitudinal conductor) appears on 690 US grants and 685 published applications in this corpus.
Search patents in H01P- Granted patents
- 690
- Published applications
- 685
- Assignees
- 261
- Inventors
- 938
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 9 | 0 |
| 2000 | 6 | 0 |
| 2001 | 5 | 2 |
| 2002 | 9 | 11 |
| 2003 | 7 | 5 |
| 2004 | 6 | 2 |
| 2005 | 6 | 8 |
| 2006 | 1 | 7 |
| 2007 | 2 | 2 |
| 2008 | 11 | 5 |
| 2009 | 5 | 5 |
| 2010 | 0 | 3 |
| 2011 | 6 | 8 |
| 2012 | 5 | 4 |
| 2013 | 1 | 13 |
| 2014 | 4 | 27 |
| 2015 | 15 | 20 |
| 2016 | 33 | 55 |
| 2017 | 44 | 73 |
| 2018 | 81 | 77 |
| 2019 | 76 | 94 |
| 2020 | 90 | 73 |
| 2021 | 73 | 58 |
| 2022 | 44 | 41 |
| 2023 | 33 | 21 |
| 2024 | 35 | 38 |
| 2025 | 26 | 23 |
| 2026 | 17 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Waveguide element operable up to terahertz frequencies including a dielectric portion having periodic holes of a specified period formed therein and which is mounted on a support substrate6 Oct 2026US 12,756,080 B2NGK Insulators, Ltd.
- Printed circuit board to dielectric waveguide interface6 Oct 2026US 12,756,084 B1Northrop Grumman Systems Corporation
- Waveguide device operable up to terahertz frequencies including a line substrate having periodic holes formed therein and which is mounted on a support substrate29 Sep 2026US 12,749,785 B2NGK Insulators, Ltd.
- Dual-mode dielectric waveguide filter and dielectric waveguide filtering apparatus11 Aug 2026US 12,706,360 B2Samsung Electronics Co., Ltd.
- High-frequency line connection structure11 Aug 2026US 12,706,363 B2NTT, Inc.
- Waveguide cable configurations8 Oct 2026US 2026/0312269 A1Molex Incorporated
- Antenna device comprising a waveguide1 Oct 2026US 2026/0302584 A1QUALCOMM Incorporated
- Composite materials and filaments composed of the same for printing three dimensional articles16 Jul 2026US 2026/0201126 A1
- Radio frequency probe including a dielectric waveguide and a conducting transition member having an end portion with associated prongs16 Jul 2026US 2026/0204764 A1Redpoint Microwave, LLC
- Multiband QAM Interface for Slab Waveguide2 Jul 2026US 2026/0191017 A1Taiwan Semiconductor Manufacturing Company.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
- Transmission medium having multiple cores and methods for use therewith526US 9,490,869 B1AT&T Intellectual Property I, L. P. · 2016
- Dielectric transmission medium connector and methods for use therewith479US 9,853,342 B2AT&T Intellectual Property I, L. P. · 2017
- Method and apparatus for sensing a condition in a transmission medium of electromagnetic waves478US 9,768,833 B2AT&T Intellectual Property I, L. P. · 2017
- Directly emitting dielectric transmission line474US 4,825,221 AJunkosha Inc. · 1989