Patents for H01J 31 - Cathode-ray tubes; Electron-beam tubes (11,837) |
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01/21/1993 | WO1993001612A1 Large area video camera |
01/20/1993 | EP0523702A1 Image-forming device |
01/20/1993 | EP0523494A1 An electron device employing a low/negative electron affinity electron source |
01/20/1993 | EP0523318A2 Light-emitting device |
01/19/1993 | US5180908 Device for deriving a change of time-dependent information by converting the information to positional-dependent information |
01/19/1993 | CA2070767A1 Electron device employing a low/negative electron affinity electron source |
01/19/1993 | CA1312906C Liquid cooled cathode ray tube apparatus for video projection system |
01/13/1993 | EP0522544A1 Flat tube display apparatus |
01/12/1993 | US5179445 Image intensifiers having means to reduce electromagnetic interference |
01/12/1993 | US5179317 Fluorescent luminous device having a vibration absorbing element |
01/12/1993 | CA1312647C Light source display tube |
01/07/1993 | EP0521626A1 Feedback limited microchannel plate |
01/05/1993 | US5177410 Image display device |
01/05/1993 | US5177400 Projection cathode-ray tube |
01/05/1993 | US5177350 Image intensifier tube with optimized electrical insulation |
01/05/1993 | US5176557 Electron emission element and method of manufacturing the same |
12/30/1992 | EP0520795A1 Color cathode ray tube |
12/30/1992 | EP0520139A1 Light-emitting device |
12/30/1992 | CN1067527A X-ray image tube, its manufacturing method and x-ray photographic apparatus |
12/30/1992 | CN1019716B Modular x-ray image intensifier tube |
12/30/1992 | CN1019715B Color cathode ray tube |
12/29/1992 | US5175467 Flat display panel assembly |
12/23/1992 | EP0519835A1 Flat matrix screen with method of control and application to image display |
12/23/1992 | CN1019622B X-ray image tube |
12/22/1992 | US5173954 Spatial light modulation device and image reconstructing apparatus using the same |
12/16/1992 | EP0518612A1 Display for electronic devices |
12/15/1992 | US5172028 Fluorescent display device |
12/15/1992 | US5172027 Wire shaped electron source |
12/09/1992 | EP0517146A2 Electron source drive device employing an improvement of an electron source unit |
12/08/1992 | US5170102 Picture display device |
12/08/1992 | US5170100 Electronic fluorescent display system |
12/01/1992 | US5168351 Short focal length video color projector employing dichroic mirror block |
11/25/1992 | EP0514921A1 X-ray imaging tube |
11/25/1992 | EP0514474A1 Cold cathode field emission device with integral emitter ballasting |
11/24/1992 | US5166577 Projection cathode-ray tube with interference film |
11/24/1992 | US5166512 X-ray imaging tube and method of manufacturing the same with columnar crystals and opaque light blocking means |
11/19/1992 | EP0513005A1 Cathodoluminescent display device using guided electrons and method of controlling it |
11/19/1992 | EP0500543A4 Flat panel display using field emission devices |
11/17/1992 | US5164582 Method for operating an image intensifier tube by generating high frequency alternating electric field between cathode and channel plate thereof |
11/12/1992 | WO1992020087A1 High resolution image source |
11/10/1992 | US5162704 Field emission cathode |
11/10/1992 | CA1310141C Integrated electronic optical/differential pumping/imaging signal detection system for an environmental scanning electron microscope |
11/05/1992 | DE4114023A1 Visual display providing three=dimensional effect without requiring spectacles - directs images from two cameras using electron guns, through slotted mask and onto screen with lens in front having strip prism form |
11/04/1992 | EP0511823A1 Femtosecond streak camera |
11/04/1992 | CN1018968B Cathode-ray tube having improved 16x9 aspect ratio faceplate panel |
11/03/1992 | US5160871 Flat configuration image display apparatus and manufacturing method thereof |
10/29/1992 | DE4113579A1 TV camera with pick=up tube electron beam deflector - which broadens beam for complete coverage of target including residual electric charges between lines of scan |
10/28/1992 | CN1065753A Color cathode ray tube |
10/28/1992 | CN1065752A Electron gun changeable kinescope |
10/27/1992 | US5158228 Method for arranging plurality of line filaments above the grid electrode in a fluorescent displaying tube |
10/22/1992 | DE4208750A1 Flat cathode ray tube - with electrodes and leads integrated in a metallised glass plate |
10/22/1992 | DE4113276A1 Writing and reading strips for photoprinter or scanner - comprising cold cathode in a vacuum-tight evacuated vessel and a light source sepd. by an electron-accelerating chamber |
10/22/1992 | DE4113275A1 Image converter for UV and X=ray images - providing simplified electro=optical imaging, in which image points of prim. image are formed on intersection regions of base and top electrode films on thinned local areas |
10/22/1992 | DE4113274A1 Flat display - comprising matrix-addressed cold cathode, electron-accelerating chamber, fluorescent screen and gas-tight evacuated jacket |
10/20/1992 | US5157524 Apparatus and method for displaying levels of greys on a matrix type display screen |
10/20/1992 | US5156563 Process for manufacturing color picture tube capable of minimizing thermal deformation of shadow mask |
10/20/1992 | CA1309016C Homogeneous fluoroassay methods employing fluorescent background rejection and water-soluble rare earth metal chelate fluorophores |
10/14/1992 | EP0507976A1 X-ray image intensifier |
10/14/1992 | EP0507879A1 Mosaic monitor for higher resolution and privacy means for audio accomodations |
10/13/1992 | US5155416 Electron beam emitting device and image displaying device by use thereof |
10/13/1992 | US5155410 Shadow mask type color cathode ray tube |
10/13/1992 | US5155349 X-ray image intensifier with shrink-fitting parts |
10/07/1992 | EP0507389A1 Picture display device, projection device provided with three such picture display devices, and picture tube suitable for use in such a picture display device |
10/06/1992 | US5153483 Display device |
09/30/1992 | CN1064965A Apparatus for mounting shadow mask in colour picture tube |
09/22/1992 | US5150005 Vacuum fluorescent display panel having an alkali-free glass plate |
09/17/1992 | WO1992016013A1 Cathode luminescence device and phosphor powder |
09/17/1992 | WO1992016012A1 Light projecting device |
09/17/1992 | WO1992016011A1 Light projecting device |
09/17/1992 | WO1992016006A1 A field emission display device employing an integral planar field emission control device |
09/16/1992 | EP0503513A1 Apparatus for mounting shadow mask in color picture tube |
09/15/1992 | US5148461 Circuits responsive to and controlling charged particles |
09/09/1992 | EP0502293A1 Enamel layer |
09/09/1992 | CN1064370A Colour fluorescent panel display |
09/08/1992 | US5146296 Devices for detecting and/or imaging single photoelectron |
09/08/1992 | US5146077 Gated voltage apparatus for high light resolution and bright source protection of image intensifier tube |
09/08/1992 | US5146076 Input screen for radiological image intensifier tube utilizing an anti-reflecting layer |
09/02/1992 | EP0501785A2 Electron emitting structure and manufacturing method |
09/02/1992 | EP0500543A1 Flat panel display using field emission devices |
09/02/1992 | CA2060809A1 Electron emitting structure and manufacturing method |
09/01/1992 | US5144417 Projection type television apparatus |
09/01/1992 | US5144198 Electron feeder for flat-type luminous device |
09/01/1992 | US5144197 Display device having walls for passage of electron beams |
09/01/1992 | US5144123 X-ray image dissecting intensifier with pinhole aperture anode for image dissection |
08/26/1992 | EP0500312A1 Shadow mask assembly for color cathode ray tube |
08/25/1992 | US5142193 Photonic cathode ray tube |
08/25/1992 | US5142184 Cold cathode field emission device with integral emitter ballasting |
08/20/1992 | WO1992014257A1 Ultra fast camera for visualizing the intensity profile of a laser pulse |
08/19/1992 | EP0499490A2 Scanning reflection electron diffraction microscope |
08/19/1992 | EP0499360A1 Pinched electron beam cathode-ray tube with high-voltage einzel focus lens |
08/18/1992 | US5140230 Flat configuration cathode ray tube |
08/18/1992 | US5140219 Field emission display device employing an integral planar field emission control device |
08/18/1992 | US5140150 Brightness intensifier tube comprising seals |
08/13/1992 | DE4202841A1 Planar cathode ray tube with extractor for electron beam - has screen glass on which luminous layer is formed, with container divided into metal front and rear parts |
08/12/1992 | EP0498379A1 A planar type display device and its driving method |
08/12/1992 | CN2112892U Plane colour cathod |
08/11/1992 | US5138435 Crt-matrix display with indexing and stair step vertical deflection waveform. |
08/11/1992 | US5138237 Field emission electron device employing a modulatable diamond semiconductor emitter |
08/11/1992 | US5138147 Proximity x-ray image intensifier tube |
08/06/1992 | DE4202284A1 Image pick=up tube photoconductive film protector for video camera - supplies heating current to filament instead of normal operating current after lapse of operation-free period |