H01Q 1/366
Using an ionized gas
Official title: {using an ionized gas}
H01Q1/366 (Using an ionized gas) appears on 66 US grants and 51 published applications in this corpus.
Search patents in H01Q- Granted patents
- 66
- Published applications
- 51
- Assignees
- 40
- Inventors
- 111
- Latest grant
- 30 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 2 |
| 2003 | 3 | 4 |
| 2004 | 4 | 4 |
| 2005 | 5 | 5 |
| 2006 | 4 | 4 |
| 2007 | 3 | 4 |
| 2008 | 4 | 1 |
| 2009 | 5 | 1 |
| 2010 | 0 | 0 |
| 2011 | 3 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 3 |
| 2016 | 1 | 1 |
| 2017 | 2 | 5 |
| 2018 | 1 | 4 |
| 2019 | 4 | 1 |
| 2020 | 5 | 2 |
| 2021 | 2 | 2 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 2 | 1 |
| 2025 | 2 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Millimeter wave quantum sensor device30 Sep 2025US 12,431,615 B2Texas Instruments Incorporated
- Radio-frequency antenna and plasma processing device8 Jul 2025US 12,354,839 B2Emd Corporation
- Antenna extended with a laser induced plasma26 Mar 2024US 11,942,679 B2USA as represented by the Secretary of the Navy
- Plasmonic metamaterial structure13 Feb 2024US 11,898,905 B2King's College London
- Plasma radome with flexible density control29 Mar 2022US 11,289,804 B2Smartsky Networks LLC
- Millimeter wave quantum sensor device22 Jan 2026US 2026/0024912 A1
- Synchronous plasma arc radiating circuit (sparc)28 Aug 2025US 2025/0275048 A1Booz Allen Hamilton Inc.
- Millimeter wave quantum sensor device1 May 2025US 2025/0141098 A1Texas Instruments Incorporated
- Antenna Extended with a Laser Induced Plasma29 Feb 2024US 2024/0072422 A1The United States of America as represented by the Secretary of the Navy
- Plasmonic metamaterial structure9 Mar 2023US 2023/0074749 A1King's College London
Most cited
By later US patents
- Reconfigurable electromagnetic plasma waveguide used as a phase shifter and a horn antenna244US 6,812,895 B2Markland Technologies, Inc. · 2004
- Microwave transmission using a laser-generated plasma beam waveguide40US 6,377,436 B12002
- Reconfigurable scanner and RFID system using the scanner33US 6,922,173 B22005
- Plasma antenna system and method31US 6,657,594 B2The United States of America as represented by the Secretary of the Navy · 2003
- Dynamic plasma driven antenna30US 5,864,322 AMalibu Research Associates, Inc. · 1999