H01J 31/36
Tubes with image amplification section
Official title: Tubes with image amplification section, e.g. image-orthicon
H01J31/36 (Tubes with image amplification section) appears on 6 US grants and 1 published applications in this corpus.
Search patents in H01J- Granted patents
- 6
- Published applications
- 1
- Assignees
- 6
- Inventors
- 9
- Latest grant
- 1 Feb 2011
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 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 | 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 | 1 |
| 2011 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Vented header assembly of an image intensifier device1 Feb 2011US 7,880,128 B2ITT Manufacturing Enterprises, Inc.
- Secondary electron multiplication target26 Dec 1978US 4,131,820 ATokyo Shibaura Electric Co., Ltd.
- Porous diaphragms4 Jul 1978US 4,098,672 AImperial Chemical Industries PLC
- Variable gain X-ray image intensifier tube14 Jun 1977US 4,029,965 ANorth American Philips Corporation
- Low light level image pick-up tube arrangement10 Aug 1976US 3,974,331 AThomson-CSF
Most cited
By later US patents
- Porous diaphragms21US 3,930,979 AImperial Chemical Industries PLC · 1976
- Low light level image pick-up tube arrangement12US 3,974,331 AThomson-CSF · 1976
- Porous diaphragms7US 4,098,672 AImperial Chemical Industries PLC · 1978
- Variable gain X-ray image intensifier tube3US 4,029,965 ANorth American Philips Corporation · 1977
- Vented header assembly of an image intensifier device3US 7,880,128 B2ITT Manufacturing Enterprises, Inc. · 2011