H01J 2231/50089
Having optical stage before electrical conversion
H01J2231/50089 (Having optical stage before electrical conversion) appears on 12 US grants and 3 published applications in this corpus.
Search patents in H01J- Granted patents
- 12
- Published applications
- 3
- Assignees
- 11
- Inventors
- 37
- Latest grant
- 20 Nov 2007
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Imaging device with focus switching means for day and night vision20 Nov 2007US 7,297,924 B2Sagem Defense Securite
- X-ray image detector30 Apr 2002US 6,380,674 B1Kabushiki Kaisha Toshiba
- X-ray image intensifier tube apparatus having magnetic shield26 May 1998US 5,757,118 AKabushiki Kaisha Toshiba
- Device and method for controlling the contrast in an image observation system provided with an MCP image intensifier23 Aug 1994US 5,341,219 AN. V. Optische Industrie "De Oude Delft"
- Low light level, high resolution imager using phosphor screen provided with a metal layer for controlling integration cycle of photosensitive matrix array15 Mar 1994US 5,294,788 ACentre National de la Recherche Scientifique (CNRS)
Most cited
By later US patents
- Integrated imaging and ranging lidar receiver64US 5,198,657 AGeneral Atomics · 1993
- Integrated imaging and ranging lidar receiver with ranging information pickoff circuit36US 5,220,164 AGeneral Atomics · 1993
- Photoelectron microscope21US 5,045,696 AShimadzu Corporation · 1991
- Image pickup device incorporated with image intensifier tube8US 4,980,772 AHamamatsu Photonics K.K. · 1990
- Alpha-ray image detecting apparatus5US 4,900,930 AHamamatsu Photonics K.K. · 1990