| Patents for H01J 40 - Photoelectric discharge tubes not involving the ionisation of a gas (3,388) |
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| 11/09/1999 | US5982093 Photocathode and electron tube having enhanced absorption edge characteristics |
| 11/04/1999 | CA2328439A1 Maintaining led luminous intensity |
| 10/26/1999 | US5973259 Method and apparatus for photoelectric generation of electricity |
| 08/03/1999 | US5932966 Electron sources utilizing patterned negative electron affinity photocathodes |
| 07/14/1999 | EP0862792A4 Integrated photocathode |
| 06/29/1999 | US5917282 Electron tube with electron lens |
| 06/17/1999 | WO1999030348A1 Electron sources utilizing patterned negative electron affinity photocathodes |
| 06/15/1999 | US5912500 Integrated photocathode |
| 05/25/1999 | US5907150 Multi-function day/night observation, ranging, and sighting device and method of its operation |
| 04/27/1999 | US5898268 Apparatus and method for generating low energy electrons |
| 04/01/1999 | WO1999016098A1 Semiconductor photoelectric surface |
| 03/23/1999 | US5886341 Photodetection tube with a slidably adapted cathode substrate |
| 02/09/1999 | US5869842 Mux and demux circuits using photo gate transistor |
| 02/04/1999 | WO1999005696A1 Multi-function day/night observation, ranging, and sighting device |
| 12/30/1998 | EP0886920A1 Proximity and ambient light monitor |
| 12/17/1998 | WO1998057352A1 Light-sensitive voltage dividers and use in transducers |
| 12/17/1998 | CA2303267A1 Light-sensitive voltage dividers and use in transducers |
| 11/19/1998 | WO1998052233A1 Method and apparatus for photoelectric generation of electricity |
| 11/12/1998 | WO1998050934A1 Protection of photocathodes with thin films |
| 10/28/1998 | EP0721654B1 Image intensifier tube |
| 10/27/1998 | US5828055 Wide-band tuned input circuit for infrared receivers |
| 10/20/1998 | US5824567 Methods for wavelength discrimination of monochromatic light beams |
| 10/01/1998 | WO1998043275A1 Vacuum diode with high saturation current density and quick response time for detecting electromagnetic radiation |
| 09/15/1998 | US5808297 Reflective test patches for translucent color filters in photosensitive semiconductor chips |
| 09/09/1998 | EP0862792A1 Integrated photocathode |
| 08/26/1998 | EP0860857A1 Electron tube |
| 04/30/1998 | WO1998018205A1 Proximity and ambient light monitor |
| 03/25/1998 | CN1177199A Photoelectric cathode and electron tube equiped with same |
| 03/18/1998 | EP0829898A1 Photocathode and electron tube with the same |
| 02/17/1998 | US5719390 Photodetection tube with a lid and cathode holding member in thermal contact with a cooler |
| 01/21/1998 | EP0795194A4 Hybrid multiplier tube with ion deflection |
| 12/30/1997 | US5703357 Methods for wavelength discrimination of monochromatic light beams |
| 11/05/1997 | EP0805478A2 Electron tube |
| 11/04/1997 | US5684295 Solid state image pickup device having dual integrator |
| 11/04/1997 | US5684294 Proximity and ambient light monitor |
| 09/17/1997 | EP0795194A1 Hybrid multiplier tube with ion deflection |
| 05/29/1997 | WO1997019471A1 Integrated photocathode |
| 04/22/1997 | US5623182 Reflections mode alkali photocathode and photomultiplier using the same |
| 01/28/1997 | US5598062 Transparent photocathode |
| 01/15/1997 | CN2245268Y Multialkaline cathode vacuum photoelectric tube |
| 09/17/1996 | US5557166 Photoelectric cells with aluminum thin films on substrates, antimony layers and alkali metal activators |
| 08/28/1996 | EP0729169A2 Method of using photocathode and method of using electron tube |
| 07/17/1996 | EP0721654A1 Image intensifier tube |
| 07/02/1996 | US5532551 Photomultiplier for cascade-multiplying photoelectrons |
| 06/06/1996 | WO1996017372A1 Hybrid multiplier tube with ion deflection |
| 05/30/1996 | EP0721654A4 Image intensifier tube |
| 03/28/1996 | DE4433756A1 Electromagnetic radiation to electrical energy conversion arrangement |
| 01/03/1996 | EP0690477A2 Photodetection tube with cooler |
| 12/12/1995 | US5475227 Hybrid photomultiplier tube with ion deflector |
| 11/29/1995 | CN1030417C Photoemissive film for laser pulse detection |
| 10/31/1995 | US5463272 Cathode for photoelectric emission, cathode for secondary electron emission, electron multiplier tube, and photomultiplier tube |
| 10/24/1995 | US5461280 Field emission device employing photon-enhanced electron emission |
| 08/01/1995 | US5438191 Photomultiplier |
| 06/13/1995 | US5424530 Solid image pickup device having dual integrator |
| 04/06/1995 | WO1995009433A1 Image intensifier tube |
| 03/28/1995 | CA2107062A1 Methods for wavelength determination of monochromatic light beams |
| 02/14/1995 | US5389796 Vacuum transistor having an optical gate |
| 11/02/1994 | EP0622825A1 Photomultiplier |
| 09/21/1994 | EP0616194A1 Solid state image pickup device |
| 09/20/1994 | US5349177 Image intensifier tube having a solid state electron amplifier |
| 09/07/1994 | EP0613598A1 Technique for correcting non-linearity in a photodetector |
| 08/09/1994 | US5336966 Chromium, aluminum, antimony, alkali metal, high sensitivity |
| 06/07/1994 | US5319192 Wavelength discriminable optical signal detector insensitive to variations in optical signal intensity |
| 05/18/1994 | CN1086927A Photoelectric emission film for laser pulse detection |
| 05/04/1994 | EP0246319B1 Combined staring and scanning photodetector sensing system having both temporal and spatial filtering |
| 04/13/1994 | EP0592186A1 Cathode for photoelectric emission, cathode for secondary electron emission, electron multiplier tube, and photomultiplier tube |
| 04/13/1994 | CN1024234C Drift mode amorphous silicon photoelectric cathode |
| 03/16/1994 | EP0587313A1 Photomultiplier |
| 11/16/1993 | US5262635 Techniques for correcting non-linearity in a photodetector using predefined calibration information |
| 10/27/1993 | EP0567297A1 Reflection-type photoelectric surface and photomultiplier |
| 10/12/1993 | US5252819 Scanning sensor processing apparatus and method for providing correction of output signal distortion |
| 05/27/1993 | WO1993010553A1 Technique for correcting non-linearity in a photodetector |
| 05/27/1993 | CA2122449A1 Technique for correcting non-linearity in a photodetector |
| 05/11/1993 | US5210403 Radiation detecting device with a photocathode being inclined to a light incident surface |
| 03/17/1993 | EP0532358A1 Reflection type photocathode and photomultiplier using it |
| 02/04/1993 | DE4125638A1 Ultraviolet emission photocell e.g. for fire warning system - has glass bulb housing with pair of plane wire electrodes having expanded section to improve emission sensitivity |
| 01/27/1993 | EP0524189A1 Optically compensated bipolar transistor |
| 11/25/1992 | EP0515205A1 Radiation detecting device insensitive to high magnetic fields |
| 06/30/1992 | US5126558 Joint position detector with fiber optical microbend loop |
| 06/03/1992 | EP0187852B1 Microwave electron gun |
| 06/03/1992 | CN1061678A Drift mode amorphous silicon photoelectric cathode |
| 03/03/1992 | US5093566 Radiation detector for elementary particles |
| 02/25/1992 | US5091639 Mount for an electrode system in an x-ray image intensifier |
| 01/15/1992 | EP0465591A1 Analog to digital conversion incorporated in z-technology module |
| 09/17/1991 | CA1289264C Detector system for optical mouse |
| 09/11/1991 | EP0445324A1 X-ray image intensifier with an electrode system |
| 09/05/1991 | WO1991013459A1 Optically compensated bipolar transistor |
| 08/20/1991 | CA1287904C Loss of optical input circuit |
| 07/02/1991 | US5029277 Optically compensated bipolar transistor |
| 03/12/1991 | US4999540 Photomultiplier tube comprising a large first dynode and a stackable-dynode multiplier |
| 01/09/1991 | EP0406955A1 Radiation detector for elementary particles |
| 10/16/1990 | CA1275301C Photodiode |
| 10/04/1990 | WO1990011613A1 Analog to digital conversion incorporated in z-technology module |
| 09/11/1990 | US4956576 Device for coupling a first dynode of a photomultiplier to a leaf-type multiplier |
| 08/29/1990 | EP0165312B1 Pre-amplifier in focal plane detector array |
| 07/25/1990 | EP0379243A1 Photomultiplier tube provided with a big first dynode and a stacked dynodes multiplier |
| 04/03/1990 | US4914349 Photo-electric conversion tube with optical fiber plate |
| 03/07/1990 | CN1040286A Generating eleectricity with photomultiplier |
| 03/06/1990 | US4907051 Photocathode |
| 12/13/1989 | EP0345888A1 Coupling device between the first dynode of a photomultiplier and a sheet multiplier |