H01J 25/55
Coaxial cavity magnetrons
H01J25/55 (Coaxial cavity magnetrons) appears on 11 US grants and 2 published applications in this corpus.
Search patents in H01J- Granted patents
- 11
- Published applications
- 2
- Assignees
- 6
- Inventors
- 16
- Latest grant
- 17 May 2016
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 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 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Apparatus for generating thermodynamically cold microwave plasma17 May 2016US 9,343,271 B2
- Terahertz (THz) reverse micromagnetron7 Jan 2014US 8,624,497 B1The United States of America as represented by the Secretary of the Navy
- Terahertz (THz) reverse micromagnetron21 May 2013US 8,446,096 B1The United States of America as represented by the Secretary of the Navy
- Microwave signal generator4 Jan 2011US 7,863,988 B2LG Electronics Inc.
- Coaxial magnetrons with dielectrically loaded output cavity11 Jun 1991US 5,023,514 AThorn Microwave Devices Limited
Most cited
By later US patents
- Coaxial magnetron having cavity walls vibrated by tuning fork12US 4,518,932 AEnglish Electric Valve Company Limited · 1985
- Coaxial magnetron using the TE.sub.111 mode10US 4,588,965 AVarian Associates, Inc. · 1986
- Microwave signal generator6US 7,863,988 B2LG Electronics Inc. · 2011
- Tunable magnetron of the coaxial-vacuum type5US 4,531,104 ALitton Systems, Inc. · 1985
- Multipactor discharge tuned co-axial magnetrons3US 4,100,458 AEnglish Electric Valve Company Limited · 1978