H01Q 1/26
With electric discharge tube
Official title: with electric discharge tube
H01Q1/26 (With electric discharge tube) appears on 61 US grants and 51 published applications in this corpus.
Search patents in H01Q- Granted patents
- 61
- Published applications
- 51
- Assignees
- 42
- Inventors
- 107
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 4 | 2 |
| 2003 | 2 | 3 |
| 2004 | 3 | 3 |
| 2005 | 2 | 0 |
| 2006 | 2 | 3 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 1 | 2 |
| 2011 | 0 | 1 |
| 2012 | 2 | 1 |
| 2013 | 1 | 0 |
| 2014 | 2 | 2 |
| 2015 | 2 | 3 |
| 2016 | 3 | 1 |
| 2017 | 0 | 5 |
| 2018 | 1 | 3 |
| 2019 | 4 | 5 |
| 2020 | 7 | 4 |
| 2021 | 2 | 2 |
| 2022 | 2 | 1 |
| 2023 | 1 | 2 |
| 2024 | 4 | 3 |
| 2025 | 2 | 3 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for communicating and sensing through plasma17 Mar 2026US 12,580,665 B2The Boeing Company
- Compact charged particle beam plasma multi-frequency antenna20 Jan 2026US 12,531,327 B2Enig Associates, Inc.
- Communication device and communication method26 Aug 2025US 12,401,139 B2HTC Corporation
- Antenna structure and plasma generating device using same21 Jan 2025US 12,205,794 B2En2Core Technology, Inc.
- Inductively-coupled plasma processing apparatus26 Nov 2024US 12,154,760 B2Tokyo Electron Limited
- Antenna structure14 Aug 2025US 2025/0259820 A1En2Core Technology, Inc.
- Communication device and communication method29 May 2025US 2025/0174904 A1HTC Corporation
- Antenna structure and plasma generating device using the same27 Mar 2025US 2025/0104968 A1En2Core Technology, Inc.
- Compact Charged Particle Beam Plasma Multi-Frequency Antenna15 Aug 2024US 2024/0275029 A1Enig Associates, Inc.
- Systems and methods for communicating and sensing through plasma13 Jun 2024US 2024/0195514 A1The Boeing Company
Most cited
By later US patents
- Microwave transmission using a laser-generated plasma beam waveguide40US 6,377,436 B12002
- Gas tube RF antenna36US 5,594,456 APatriot Scientific Corporation · 1997
- Multiple tube plasma antenna35US 5,963,169 AThe United States of America as represented by the Secretary of the Navy · 1999
- Plasma processing method and apparatus34US 6,346,915 B1Matsushita Electric Industrial Co., Ltd. · 2002
- Reconfigurable scanner and RFID system using the scanner33US 6,922,173 B22005