H01J 2209/3893
By a discharge
Official title: by a discharge
H01J2209/3893 (By a discharge) appears on 5 US grants and 1 published applications in this corpus.
Search patents in H01J- Granted patents
- 5
- Published applications
- 1
- Assignees
- 4
- Inventors
- 22
- Latest grant
- 4 Dec 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 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 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- X-ray tube including hybrid electron emission source4 Dec 2018US 10,147,581 B2Electronics and Telecommunications Research Institute
- Method and apparatus for removing foreign matters from a cathode-ray tube4 Apr 1995US 5,403,989 AMitsubishi Denki Kabushiki Kaisha
- Field emitter structure and fabrication process providing passageways for venting of outgassed materials from active electronic area28 Jan 1992US 5,083,958 AHughes Aircraft Company
- Field emitter structure providing passageways for venting of outgassed materials from active electronic area5 Nov 1991US 5,063,323 AHughes Aircraft Company
- Method and device for heating the electrodes of an electron gun during its manufacture18 Aug 1987US 4,687,454 AVideocolor
Most cited
By later US patents
- Field emitter structure providing passageways for venting of outgassed materials from active electronic area57US 5,063,323 AHughes Aircraft Company · 1991
- Field emitter structure and fabrication process providing passageways for venting of outgassed materials from active electronic area23US 5,083,958 AHughes Aircraft Company · 1992
- Method and apparatus for removing foreign matters from a cathode-ray tube2US 5,403,989 AMitsubishi Denki Kabushiki Kaisha · 1995
- Method and device for heating the electrodes of an electron gun during its manufacture1US 4,687,454 AVideocolor · 1987