H01J 13/04
Main electrodes
Official title: Main electrodes; Auxiliary anodes
H01J13/04 (Main electrodes) appears on 14 US grants and 9 published applications in this corpus.
Search patents in H01J- Granted patents
- 14
- Published applications
- 9
- Assignees
- 10
- Inventors
- 28
- Latest grant
- 3 Jan 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 2 | 3 |
| 2017 | 1 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 2 | 1 |
| 2021 | 2 | 3 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- User terminal and radio communication method3 Jan 2023US 11,546,076 B2Ntt Docomo, Inc.
- Bidirectional gas discharge tube25 Oct 2022US 11,482,394 B2General Electric Technology GmbH
- Liquid electrode tip19 Oct 2021US 11,150,192 B22S Water Incorporated
- Atmospheric-pressure ionization and fragmentation of molecules for structural elucidation28 Sep 2021US 11,133,170 B2Indiana University Research and Technology Corporation
- Atmospheric-pressure ionization and fragmentation of molecules for structural elucidation22 Sep 2020US 10,784,097 B2Indiana University Research and Technology Corporation
- Liquid electrode tip22 Jul 2021US 2021/0223182 A12S Water Incorporated
- Bidirectional gas discharge tube15 Jul 2021US 2021/0217573 A1General Electric Company
- Atmospheric-Pressure Ionization and Fragmentation of Molecules for Structural Elucidation1 Apr 2021US 2021/0098245 A1Indiana University Research and Technology Corporation
- User terminal and radio communication method29 Oct 2020US 2020/0344100 A1Ntt Docomo, Inc.
- Atmospheric-pressure ionization and fragmentation of molecules for structural elucidation30 Aug 2018US 2018/0247804 A1Indiana University
Most cited
By later US patents
- Pulsed cesium discharge light source7US 4,173,728 AGeneral Electric Company · 1979
- Switching arrangements wherein a cylindrical trigger electrode is arranged around a gap between an anode and cathode for establishing a discharge therebetween4US 5,994,850 AEEV Limited · 1999
- Liquid-metal plasma valve configurations1US 4,093,888 AHughes Aircraft Company · 1978
- Orientation independent ignitron1US 4,264,839 AHughes Aircraft Company · 1981
- Orientation independent ignitron with grooved cathode1US 4,970,440 AHughes Aircraft Company · 1990