Patents for H01J 31 - Cathode-ray tubes; Electron-beam tubes (11,837) |
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05/16/1989 | US4831249 X-ray intensifier tube comprising a separating layer between the luminescent layer and the photocathode |
05/10/1989 | EP0315435A2 Improvements in or relating to a streaking or framing image tube |
05/10/1989 | EP0136360B1 Liquid-cooled cathode-ray tube apparatus |
05/09/1989 | US4829212 Cathode ray tube with internal electrical connections means |
05/02/1989 | US4827346 Electronic camera tube utilizing an array of charge storage cells for image storage and tunneling devices for readout |
05/02/1989 | US4827182 CRT with elongated envelope having non-coaxial portions |
05/02/1989 | US4827179 Mask vibration damping in cathode ray tubes |
05/02/1989 | CA1253561A1 Picture pick-up device and television camera tube |
04/25/1989 | US4825230 Optical writer with vacuum tube and electro-optic shutter |
04/25/1989 | CA1253260A1 Semiconductor device for generating an electron beam |
04/19/1989 | EP0312007A2 Electron beam emitting device and image displaying device by use thereof |
04/19/1989 | EP0311951A2 Fluorescent display apparatus |
04/19/1989 | EP0311938A2 Flat image display device |
04/18/1989 | US4823045 Picture taking tube having a bias light device |
04/18/1989 | US4823006 Integrated electron optical/differential pumping/imaging signal detection system for an environmental scanning electron microscope |
04/18/1989 | US4822993 Low-cost, substantially cross-talk free high spatial resolution 2-D bistable light modulator |
04/18/1989 | US4822143 Picture-reproducing arrangement using a picture tube, and method of manufacturing same |
04/12/1989 | EP0311184A1 Colour display tube having asymmetric deflection electrodes |
04/12/1989 | CN1003896B Colour kinescope |
04/11/1989 | US4820926 Radiation conversion screen |
04/11/1989 | CA1252505A1 Middle-infrared imaging device |
03/28/1989 | US4816715 Multilayer-arsenic, selenium, tellurium intermetallic |
03/28/1989 | CA1251825A1 Display tube |
03/22/1989 | EP0308005A1 Display tube having a post-deflection structure and method of manufacturing said structure |
03/22/1989 | EP0307653A2 Flat image display device |
03/21/1989 | US4814599 Microchannel plate streak camera |
03/14/1989 | US4812708 Thin cathode-ray tube |
03/14/1989 | US4812704 Color television display tube |
03/07/1989 | US4810928 Cathode-ray tube for constituting large picture display apparatus |
02/28/1989 | US4808890 Cathode-ray tube |
02/14/1989 | US4804887 Display device with vibration-preventing plate for line cathodes |
02/14/1989 | US4804884 Display tube having improved brightness distribution |
02/14/1989 | US4804845 Beam index cathode ray tube |
02/09/1989 | WO1989001271A1 Projection tv system with concave phosphor surfaces |
02/07/1989 | US4803366 Coating cesium iodide needles with a refractory material; heat treating for luminescence |
02/07/1989 | US4802735 Light valve projector having an improved bar plate configuration |
02/01/1989 | EP0301681A2 Liquid crystal light valve with electrically switchable secondary electron collector electrode |
01/31/1989 | US4801994 Semiconductor electron-current generating device having improved cathode efficiency |
01/31/1989 | US4801956 Image recording system |
01/31/1989 | US4801796 Streak camera unit with elliptical deflection |
01/26/1989 | DE3723565A1 Television video replay device |
01/24/1989 | US4800263 Completely cross-talk free high spatial resolution 2D bistable light modulation |
01/24/1989 | US4799911 Image intensifier tube with integral CCD digital readout |
01/18/1989 | EP0299627A1 Image intensifier tube with integral CCD digital readout |
01/17/1989 | CA1249013A1 Image detector for camera operating in "day-night" mode |
01/17/1989 | CA1249011A1 Semiconductor cathode with increased stability |
01/10/1989 | US4797747 Streak camera device having a plurality of streak tubes |
12/28/1988 | EP0296651A1 Image analysing tube provided with blur compensating means |
12/27/1988 | US4794449 Electron multiplier flat CRT display apparatus providing successive color scanning lines for each scanning line of a received color video signal |
12/27/1988 | US4794306 Flat picture-reproducing device |
12/27/1988 | US4794296 Charge transfer signal processor |
12/21/1988 | CN87206512U Uniaxial arystal projection display tube |
12/20/1988 | US4792720 Color cathode ray tube |
12/20/1988 | US4792718 Cathode ray display tubes |
12/15/1988 | WO1988010006A1 Vibration damping means for tension mask cathode ray tubes |
12/13/1988 | US4791300 Miniature gamma camera |
12/07/1988 | CN88101412A Shadow mask type colour picture tube |
11/29/1988 | US4788472 Fluoroescent display panel having indirectly-heated cathode |
11/29/1988 | US4788426 Electronic read/write system |
11/23/1988 | EP0292152A2 Electron beam-addressed liquid crystal cell |
11/23/1988 | EP0292073A1 X-ray image intensifier tube comprising an improved entrance window |
11/22/1988 | US4786845 Cathode ray tube having an electron gun constructed for ready refocusing of the electron beam |
11/17/1988 | EP0291420A1 Method of dosing with the aid of the average atomic number of phases containing a light element using a scanning microscope and an image analyser |
11/17/1988 | EP0291057A2 Method and means for reading electronic signal patterns stored on a movable image recording surface |
11/15/1988 | CA1244962A1 Autoconvergence of a cathode ray tube using a semiconductor detector |
11/09/1988 | EP0162971B1 Projection cathode ray tube and image display device provided with such a tube |
11/08/1988 | US4783139 Streaking tube |
11/02/1988 | EP0289090A1 Cathode ray tube |
10/26/1988 | EP0288095A1 Display device |
10/26/1988 | EP0288094A1 Vacuum tube including an electron-optical system |
10/25/1988 | US4780640 Coolant of butanediol/1,3-/or mixture with glycerin or ethylene glycol |
10/19/1988 | EP0287139A2 Channel plate electron multipliers |
10/19/1988 | EP0286911A1 Flat picture reproduction apparatus |
10/19/1988 | EP0286849A2 Control disc for picture reproduction apparatuses |
10/18/1988 | US4779024 Deflection system for light valve projectors of the schlieren dark field type |
10/18/1988 | US4778565 Method of forming panel type radiation image intensifier |
10/11/1988 | US4777407 Color cathode ray tube device |
10/11/1988 | CA1243069A1 Projection television display tube having coolant circulated by convection |
09/28/1988 | EP0284155A1 Deflection unit for use in a projection television display tube |
09/28/1988 | EP0283941A2 Cathode ray tube having an electron gun constructed for readay refocusing of the electron beam |
09/28/1988 | CN88101359A X-ray display tube |
09/27/1988 | CA1242530A1 Deflection circuit for a cathode ray tube |
09/21/1988 | EP0283129A2 Color picture tube of shadow mask type |
09/14/1988 | EP0282108A1 X-ray detector tube |
09/14/1988 | EP0282089A2 X-ray image intensifier |
09/14/1988 | CN88102160A 显示装置 Display device |
09/14/1988 | CN88101194A Colour display tube |
09/13/1988 | US4770310 Casing for display device |
09/13/1988 | CA1242037A1 Large capacity, large area video imaging sensors |
09/07/1988 | EP0281191A2 Flat cathode ray display tube |
09/07/1988 | EP0281114A1 Color picture tube |
09/07/1988 | CN88101041A Vacuum tube including electron-optical system |
09/06/1988 | US4769575 Electron gun of an image display apparatus |
08/30/1988 | US4767963 Shadow mask color CRT with enhanced resolution and/or brightness |
08/23/1988 | US4766340 Semiconductor device having a cold cathode |
08/23/1988 | US4765717 Liquid crystal light valve with electrically switchable secondary electron collector electrode |
08/17/1988 | EP0278405A2 Electron emission element and method of manufacturing the same |
08/17/1988 | CN88100700A Surface plate type cathode ray tube device |
08/16/1988 | US4764806 Aplanatic image combiner for use in projection television systems with reduced spherical and coma aberration |
08/16/1988 | US4764706 Flat cathode-ray tube and method of fabricating same |