Patents
Patents for H01J 29 - Details of cathode-ray tubes or of electron-beam tubes of the types covered by group (25,146)
09/1976
09/14/1976US3980919 Rectangular beam laminar flow electron gun
09/14/1976US3980918 Electron gun assembly for color picture tube
09/14/1976US3980917 Photo-electrode structure
09/14/1976US3980888 Self-supporting luminescent screens
09/14/1976US3979806 Means for positioning an effusive structure in a cathode ray tube
09/07/1976US3979636 Charged particle beam scanning device
09/07/1976US3979635 Charged particle beam scanning device
09/07/1976US3979633 Directional getter attached to multi-apertured member
09/07/1976US3979632 Cathode ray tube having surface charge inhibiting means therein
09/07/1976US3979631 Cathode ray tube with electrostatic multipole focusing lens
09/07/1976US3979630 Shadow mask color picture tube having non-reflective material between elongated phosphor areas and positive tolerance
09/07/1976US3979629 Semiconductor with surface insulator having immobile charges
09/07/1976US3979166 Getter device
09/07/1976US3979157 Electron tube base
09/07/1976US3978562 Method of manufacturing a color cathode ray tube
08/1976
08/31/1976US3978512 Semiconductor device for converting a radiation pattern into electric signals
08/31/1976US3978367 Cathode ray tube second electrode having rectangular projecting ridge
08/31/1976US3978366 Cathode ray storage tube having a target dielectric provided with collector electrode segments extending therethrough
08/31/1976US3978365 Television camera tube
08/24/1976US3977022 Cathode-ray tube image presentation system of the indexing type and timing system useful therewith
08/24/1976US3976874 Image tube incorporating a brightness-dependent power supply
08/17/1976US3975198 Method and apparatus for manufacturing a color cathode ray tube using interchangeable shadow masks
08/10/1976US3974421 Television deflection coil
08/10/1976US3974416 Multiple electrode support members with low coefficient of expansion
08/10/1976US3974415 Light-sensitive target
08/10/1976US3974414 Cathode ray tube cathode
08/10/1976US3973965 Color cathode ray tubes
08/10/1976US3973964 Interchangeable face plates and shadow masks
08/10/1976US3973816 Method of gettering a television display tube
08/03/1976US3973270 Charge storage target and method of manufacture
08/03/1976US3973231 Position adjusting device for image pickup tube coil assembly
08/03/1976US3973163 Heater support positioning in a CRT electron generating assembly
08/03/1976US3973162 Cathode support means for a CRT electron generating assembly
08/03/1976US3973161 Plural gun cathode-ray tube with oval control electrodes
08/03/1976US3973160 Color screen with space between luminescent regions pervious to thermal radiation from shadow mask
08/03/1976US3973159 Cathode-ray tube for displaying colored pictures
08/03/1976US3973157 Charged-particle trapping electrode
07/1976
07/27/1976US3971932 Apparatus for enhancing the long wavelength response of photodetectors
07/27/1976US3971931 Led image tube light valve
07/27/1976US3971490 Color cathode ray tube with improved faceplate-funnel referencing structures
07/20/1976US3970890 Plural beam cathode ray tube including an astigmatic electron lens and self-converging
07/13/1976US3969699 Image dissector with many apertures for Hadamard encoding
07/13/1976US3969648 Projection television tube system
07/13/1976US3969647 Cathode ray tube electrical connective traversal incorporating internal shielding and contact means
07/13/1976US3968566 Method of forming a deflection yoke system
07/06/1976US3968394 Cathode ray tube employing faceplate-deposited cathodochromic material and electron beam erase
06/1976
06/29/1976US3967315 Beam-index color television displays
06/29/1976US3967152 Simultaneous electrostatic focusing and deflection system
06/29/1976US3967151 Sustained conductivity device comprising a plurality of Schottky barriers
06/29/1976US3967121 Low level infrared camera (LLIR Camera)
06/29/1976US3966512 Method of manufacturing targets of pickup tubes
06/29/1976US3966474 Method for improving adherence of phosphor-photobinder layer during luminescent-screen making
06/22/1976US3965386 Degaussing device for a color television display tube
06/22/1976US3965385 Semiconductor heterojunction television imaging tube
06/22/1976US3964984 Method of producing photochromic sodalite crystals
06/22/1976US3964812 Method for producing a strontium metal film on internal surfaces of a CRT
06/15/1976US3962765 Method of installing a mount assembly in a multi-beam cathode ray tube
06/08/1976US3962599 Shielding means for cathode ray tube
06/08/1976US3962598 Means for restricting movement of a shadow mask in a direction transverse to the longitudinal axis of a color cathode ray tube
06/08/1976US3962582 X-ray image intensifier having input screen with carbon layer
06/08/1976US3962288 1-alkyl-substituted-1,2,3,4-tetrahydroanthraquinones
06/01/1976US3961364 Color television camera
06/01/1976US3961363 Color pickup tubes
06/01/1976US3961223 Astigmatic focus correction circuit
06/01/1976US3961221 Elongated getter support for cathode ray tube having rotatable member at end
06/01/1976US3961220 Snubber means for positioning a gun structure in an electron discharge device
06/01/1976US3961219 Electron optical system with a magnetic focusing and electromagnetic deflection system of unit design
06/01/1976US3961182 Pick up screens for X-ray image intensifier tubes employing evaporated activated scintillator layer
06/01/1976US3960562 Thin film dielectric storage target and method for making same
05/1976
05/25/1976US3959686 Cathode ray tube construction having defined processing and operational means incorporated therein
05/25/1976US3959584 Cathodochromic CRT projection display
05/25/1976US3958854 Spark gap apparatus
05/18/1976USRE28821 Pick-up tube envelope sealant extending into groove of annular target support
05/18/1976US3958152 Protection circuitry for cathode ray tubes
05/18/1976US3958146 Fast warm up picture tube cathode cap having high heat emissivity surface on the interior thereof
05/18/1976US3956959 Electronic percussion instrument
05/11/1976US3956662 Cathode ray storage tube having a target dielectric provided with particulate segments of collector electrode extending therethrough
05/11/1976US3956025 Semiconductor devices having surface state control and method of manufacture
04/1976
04/27/1976US3953880 Semiconductor photoelectron emission device
04/20/1976US3952227 Cathode-ray tube having electrostatic focusing and electrostatic deflection in one lens
04/20/1976US3952226 CRT comprising strontium metal getter films and method of preparation
04/20/1976US3952225 Cathode-ray tube having phosphor screen interposed between composite mesh and reflective layer
04/20/1976US3952224 In-line electron guns having consecutive grids with aligned vertical, substantially elliptical apertures
04/20/1976US3952222 Pickup tube target
04/20/1976US3952152 CRT shield
04/13/1976US3950720 Adjustable spring mount for a cathode ray tube yoke
04/13/1976US3950671 Beam mislanding correcting system for color cathode ray tube
04/13/1976US3950667 Magnetic deflection cathode ray tube system with electron gun having focus structure of a deposited resistive material
04/13/1976US3950645 Infrared detection tube
04/06/1976US3949264 Electronic storage tube target structure and method of operation
04/06/1976US3949262 Cathode ray tube with compensation for beam landing spot distortion due to wide-angle beam deflection
03/1976
03/30/1976USRE28751 X- and gamma-ray sensitive image intensification tube
03/30/1976US3947793 Multi-layer toroidal deflection yoke
03/30/1976US3947718 Shadow mask having elongated apertures concave to vertical center line and increasing in pitch along x-axis with distance from said line
03/30/1976US3947717 Photoconductor of cadmium selenide and aluminum oxide
03/30/1976US3947715 Fast warm up cathode for a cathode ray tube
03/30/1976US3947707 JFET optical sensor with capacitively charged buried floating gate
03/30/1976US3947608 Method of manufacturing an electrically conducting layer on an internal wall part of a cathode-ray tube
03/23/1976US3946267 Plural filter system cooperating with cathode ray display with lanthanum host phosphor emissive in two colors
03/23/1976US3946266 Electrostatic and dynamic magnetic control of cathode ray for distortion compensation