Patents
Patents for H01J 43 - Secondary-emission tubes; Electron-multiplier tubes (1,814)
06/1988
06/02/1988WO1988004105A1 Channel electron multiplier
05/1988
05/11/1988EP0266867A2 Method of fabricating a microchannel plate
04/1988
04/27/1988EP0264992A1 Segmented photomultiplier tube
04/12/1988US4737623 Canal structure of an electron multiplier
04/12/1988US4737013 Microchannel plate having an etch limiting barrier
03/1988
03/15/1988US4731559 Electron multiplier plate with controlled multiplication
03/15/1988US4731538 Microchannel plate ion detector
01/1988
01/26/1988CA1232005A1 Cathode ray tube and an electron multiplying structure therefor
12/1987
12/22/1987US4714861 Higher frequency microchannel plate
12/01/1987US4710675 Solid dynode structure for photomultiplier
10/1987
10/27/1987US4703168 Multiplexed wedge anode detector
09/1987
09/01/1987US4691160 Apparatus comprising a double-collector electron multiplier for counting the number of charged particles
09/01/1987US4691099 Secondary cathode microchannel plate tube
08/1987
08/18/1987US4687921 Photomultiplier used in liquid scintillation counting with specimen-encircling curved photocathode
08/05/1987EP0230694A1 Multiplying element with high collection efficiency, multiplying device equipped with such an element and application to a photomultiplier
07/1987
07/14/1987US4680504 Electron discharge device having a narrow range spectral response
06/1987
06/16/1987EP0225656A1 Image-forming device including a fibre-optic plate
06/16/1987CA1223029A1 Electron multiplier element, electron multiplier device comprising said multiplying element, and the application to a photomultiplier tube
06/09/1987US4672193 Micro-channel plate support and lead structure
05/1987
05/26/1987US4668890 Dynode structure and array for an electron multiplier
05/13/1987CN86106400A Image-forming device including a fibre-optic plate
04/1987
04/28/1987US4661693 Photomultiplier control circuit having a compensating light source
04/28/1987CA1221133A1 Cathode ray tube
04/21/1987US4659921 Ultrafast gated light detector
04/07/1987US4656392 Electron discharge device having a thermionic emission-reduction coating
03/1987
03/24/1987US4652788 Channel secondary electron multiplier
03/11/1987CN85106363A Anti reflection window for optic device and mfr. method thereof
03/10/1987US4649314 Electron multiplier element, electron multiplier device comprising said multiplying element, and the application to a photomultiplier tube
03/10/1987US4649269 Dynodes arrangement for an electron multiplier
03/10/1987US4649268 Imaging dynodes arrangement
02/1987
02/19/1987DE3527167C1 Multi-channel plate for image-intensifier tubes
01/1987
01/27/1987US4639638 Alkali halide coating to reduce photosensitivity
01/24/1987CN85101644A Output signal enhancement for microspectrofluorescence systems
01/21/1987EP0209119A2 Image read-out apparatus
01/13/1987US4636629 Image-storage microchannel device with gating means for selective ion feedback
12/1986
12/16/1986US4629486 Process of how to fabricate the microchannel plate
12/10/1986EP0204198A1 Channel structure of an electron multiplier
12/02/1986US4626736 Cathode ray tube and an electron multiplying structure therefor
11/1986
11/18/1986US4623785 Photomultiplier tube which is insensitive to high magnetic fields
09/1986
09/03/1986EP0193311A2 Ion detector
08/1986
08/06/1986EP0190079A2 Photomultiplier dynode coating materials and process
08/05/1986US4604545 Photomultiplier tube having a high resistance dynode support spacer anti-hysteresis pattern
07/1986
07/30/1986EP0188938A1 Layer acting as a barrier at the ion bombardment in vacuum tubes
06/1986
06/03/1986US4593229 Shield cup to cage assembly connecting tab member for photomultiplier tube
06/03/1986CA1205299A1 Photomultiplier tube assembly
05/1986
05/20/1986US4590369 Method of detecting sensitivities of photomultipliers
05/20/1986US4590368 Digital gain adjuster circuit for photomultiplier tubes
05/13/1986US4588922 Electron discharge device having a thermionic electron control plate
03/1986
03/18/1986US4577137 Electrode structure for an electron multiplier cage assembly
03/11/1986US4575657 Photomultiplier tube having an improved centering and cathode contacting structure
02/1986
02/11/1986US4570102 Photomultiplier tube having an electron multiplier cage assembly with uniform transverse spacing
02/04/1986US4568853 Electron multiplier structure
01/1986
01/14/1986US4564753 Radiation detector
01/07/1986US4563707 Method and system for regulating the maximum output current of a photomultiplier
01/07/1986US4563251 Layered multichannel metal plates for image amplifiers
01/07/1986US4563250 For amplifying or converting optical images
12/1985
12/18/1985EP0165119A1 Electron multiplier device with electric field localisation
11/1985
11/19/1985US4554481 Chrome oxide diffused into ceramic material
10/1985
10/01/1985US4544860 Laminated channel plate electron multiplier
09/1985
09/25/1985EP0155377A1 Dynodes arrangement for an electron multiplier
09/24/1985CA1194083A1 Laminated channel plate electron multiplier
09/18/1985EP0154797A2 Manufacturing process for multichannel plates, and their use
09/18/1985EP0154796A2 Manufacturing process for layered metallic multichannel plates for an image intensifier, and use of plates so manufactured
09/18/1985EP0154688A1 Imaging dynodes arrangement
08/1985
08/14/1985EP0151502A1 A cathode ray tube and an electron multiplying structure therefor
07/1985
07/30/1985US4532171 Hexagonal cross-section
06/1985
06/11/1985US4523091 Radiation detecting apparatus with reduced magnetic field sensitivity
06/04/1985US4521715 Photoemissive cathode formed on conductive strips
05/1985
05/09/1985WO1985002058A1 Divider of electrical signals
04/1985
04/24/1985EP0137954A1 Channel secondary electron multiplier
04/16/1985US4511822 Image display tube having a channel plate electron multiplier
02/1985
02/26/1985US4501366 Photomultiplier tube assembly
01/1985
01/22/1985CA1181468A1 Image display tube having a channel plate electron multiplier
01/16/1985EP0131339A1 Electron multiplier element, electron multiplying device made up of this element and its application to a photomultiplier tube
01/16/1985EP0131335A1 Cathode ray tube
01/08/1985US4492977 In an electronic color separation system
11/1984
11/13/1984US4482836 Electron multipliers
06/1984
06/26/1984US4456852 Mesh structure for a photomultiplier tube
06/20/1984EP0111377A1 Photomultiplier tube assembly
05/1984
05/08/1984US4447758 Broad area cathode contact for a photomultiplier tube
05/01/1984US4446401 Photomultiplier tube having improved count-rate stability
04/1984
04/25/1984EP0106396A1 Microchannel plate electron multiplier and application of said multiplier to radiation or particles detecting devices
03/1984
03/27/1984US4439712 Anode structure for photomultiplier tube
03/20/1984US4437762 Control of detector gain hysteresis in a single beam spectrophotometer
03/13/1984US4436994 Photomultiplier detector protection device and method
02/1984
02/14/1984US4431943 Electron discharge device having a high speed cage
01/1984
01/17/1984US4426596 Photomultiplier tube having a heat shield with alkali vapor source attached thereto
01/04/1984EP0097403A1 Radiation detector
12/1983
12/27/1983US4423324 Apparatus for detecting negative ions
12/20/1983US4422005 Channel plate electron multiplier
11/1983
11/15/1983US4415832 Electron multiplier having an improved planar utlimate dynode and planar anode structure for a photomultiplier tube
10/1983
10/11/1983US4409474 Widerange photomultiplier circuit
08/1983
08/02/1983US4396859 Photomultiplier assembly having universal alignment means
07/1983
07/07/1983WO1983002323A1 Photomultiplier detector protection device and method
05/1983
05/24/1983US4385092 Macroboule
05/04/1983EP0078078A1 Laminated channel plate electron multiplier
03/1983
03/08/1983US4376246 Shielded focusing electrode assembly for a photomultiplier tube
03/03/1983WO1983000772A1 Electron multiplier
01/1983
01/25/1983US4370585 Evaporator support assembly for a photomultiplier tube
01/18/1983CA1139821A1 Electron multipliers with discrete dynode separating elements
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