H01J 2237/31784
Semiconductor cathode
H01J2237/31784 (Semiconductor cathode) appears on 3 US grants and 1 published applications in this corpus.
Search patents in H01J- Granted patents
- 3
- Published applications
- 1
- Assignees
- 1
- Inventors
- 5
- Latest grant
- 19 Nov 1985
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 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 | 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 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Semiconductor device and method of manufacturing same, as well as a pick-up device and a display device having such a semiconductor device19 Nov 1985US 4,554,564 AU. S. Philips Corporation
- Semiconductor device and method of manufacturing same, as well as a pick-up device and a display device having such a semiconductor device13 Apr 1982US 4,325,084 AU. S. Philips Corporation
- Semiconductor device and method of manufacturing same, as well as a pick-up device and a display device having such a semiconductor device31 Mar 1981US 4,259,678 AU. S. Philips Corporation
Most cited
By later US patents
- Semiconductor device and method of manufacturing same, as well as a pick-up device and a display device having such a semiconductor device33US 4,259,678 AU. S. Philips Corporation · 1981
- Semiconductor device and method of manufacturing same, as well as a pick-up device and a display device having such a semiconductor device29US 4,325,084 AU. S. Philips Corporation · 1982
- Semiconductor device and method of manufacturing same, as well as a pick-up device and a display device having such a semiconductor device8US 4,554,564 AU. S. Philips Corporation · 1985