Patents
Sitemap › H01 - Basic electric elements › H01J - Electric discharge tubes or discharge lamps › H01J 31 - Cathode-ray tubes; Electron-beam tubes
Patents for H01J 31 - Cathode-ray tubes; Electron-beam tubes (11,837)
06/1978
06/27/1978US4097775 Layer of lead telluride on a transparent conductive layer
06/27/1978US4097745 High resolution matrix lens electron optical system
06/27/1978US4097742 Thermal camera tube
06/20/1978US4096381 Electron image detection system
06/13/1978US4095280 Electrical information storage system using a layer of particulate photosensitive material
06/13/1978US4095260 Color picture tube device
06/13/1978US4095144 Mask-less single electron gun, color crt
06/13/1978US4095136 Image tube employing a microchannel electron multiplier
06/06/1978US4093890 Terbium-activated luminescent garnet material and mercury vapor discharge lamp containing the same
05/1978
05/30/1978US4092557 Intensifier tube of the proximity focus type
05/16/1978US4090253 Mobile ion film memory
05/16/1978US4090104 Optical fiber television screen
05/16/1978US4090102 Cover glass structure of flat type indicator tube
05/09/1978US4088925 Method of utilizing a storage tube employing a non-destructive reading
05/09/1978US4088920 Flat display device with beam guide
05/02/1978US4087683 Image intensifying device
04/1978
04/25/1978US4086515 Non-destructive read-out device
04/25/1978US4086511 Millimeter imaging device
04/18/1978US4085455 Electrical information storage system
04/11/1978US4084114 Substrate assembly for a luminescent display panel wherein graphite powder is bound into segmented electrodes by glass containing zinc oxide
04/04/1978US4082889 Selectively doped polycrystalline semiconductor material
03/1978
03/28/1978US4081716 Fluorescent display elements
03/28/1978US4081715 Luminescent display tube with plural cathodes and electron flux dispersing means
03/21/1978US4080624 Optical color-separation system for use in a color television camera
03/21/1978US4080547 Color pickup tubes containing stripe filters
03/14/1978US4079289 Storage tube for the storage of digital information
03/14/1978US4079286 Grid having reduced secondary emission characteristics and electron discharge device including same
03/07/1978US4077899 Gettering device of manufacturing a color television display tube while using said gettering device, and color television display tube thus manufactured
02/1978
02/28/1978US4076994 Flat display device with beam guide
02/21/1978US4075535 Flat cathodic tube display
01/1978
01/31/1978US4071752 Self-synchronizing optical imaging system
01/24/1978US4070599 Multi-digit luminescent display tube having wider grid frame members on both ends of a series of grids
01/24/1978US4070597 Multi-apertured single plate matrix lens
01/24/1978US4070574 Magnifying image intensifier
01/17/1978US4069439 Flat panel display with beam injection cleanup
01/10/1978US4068261 Image pickup devices and image pickup tubes utilized therein
01/03/1978US4067043 Optical conversion method
01/03/1978US4066924 Screen for slotted aperture mask color television picture tube
01/03/1978US4065840 Method for fabricating a DSDT target
12/1977
12/27/1977US4065695 Cathode ray tube screen having charge-retaining layer apertured in registration with color elements
12/27/1977US4065693 Cathode ray tube color selection electrode mount
12/13/1977US4063233 Three-dimensional display devices
12/13/1977US4063093 Infrared vidicon system
12/06/1977US4061578 Infrared detection and imaging, method and apparatus
11/1977
11/22/1977US4059840 Television camera and pick-up tube having stripes for improved resolution and linearity
11/22/1977US4059781 Shadow mask each aperture of which is defined by a quadrupolar lens
11/22/1977US4059443 Electrical information storage system
11/01/1977US4056755 Color picture tube having mask-frame assembly with reduced thickness
10/1977
10/18/1977US4054896 Semiconductor heterojunction television imaging tube
09/1977
09/27/1977US4051468 Apparatus and method for modulating a flat panel display device
09/27/1977US4051406 Electronic storage tube target having a radiation insensitive layer
09/27/1977US4051403 Channel plate multiplier having higher secondary emission coefficient near input
09/27/1977US4051370 Optical system for thermal imager
09/20/1977US4049993 Multi-digit fluorescent display tube with inclined filament cathode
09/13/1977US4048536 Shadow mask with plurality of recessed regions extending across mask in two directions
09/13/1977US4048502 Electro-optical transducer
09/13/1977US4047999 Method of making a mobile ion film memory
09/06/1977US4047074 Multi-digit fluorescent display tube with cathode filament support
09/06/1977US4047073 Multi-digit fluorescent indicating apparatus
09/06/1977US4047072 Multi-digit fluorescent display tube
09/06/1977US4047070 Pyroelectric vidicon having target heating means on accelerating anode
09/06/1977US4047066 Flat display panel comprising an envelope including a substrate having terminal-receiving grooves
08/1977
08/30/1977US4045705 Electron bombarded semiconductor device
08/30/1977US4045704 Multi-digit fluorescent display tube with differently spaced planar control grid sections
08/30/1977US4045703 Flat envelope type fluorescent character indicating tube with getter shield plate
08/30/1977US4045702 Fluorescent character indicating tube
08/30/1977US4045701 Shadow mask supported by cathode ray tube faceplate
08/30/1977US4045700 X-ray image intensifier
08/30/1977US4045699 Use of light-metal panes as x-ray transmissive windows
08/23/1977US4044374 Semiconductor device header suitable for vacuum tube applications
08/23/1977US4044282 Cathode-ray tube with variable energy of beam electrons
08/16/1977US4042390 Cathode ray storage tube having a target dielectric provided with collector electrode segments extending therethrough
08/09/1977US4041348 Multi-figure fluorescent display tube with electrical lead-ins having inner spring contact portions
08/09/1977US4041343 Electron multiplier mosaic
08/09/1977US4041342 Electron multiplier with beam confinement structure
08/02/1977US4040087 Electronic motion compensation for the pyroelectric vidicon
08/02/1977US4039986 Image pickup device
08/02/1977US4039877 Image intensifier with fiber optic faceplates sealed with indium-bismuth alloy
08/02/1977US4039830 Electrostatic x-ray image recording device with mesh-base photocathode photoelectron discriminator means
07/1977
07/26/1977US4038581 Circuit for elimination of surface charge integration
07/19/1977US4035885 Method for producing multi-figure luminescent display tubes
07/12/1977US4035839 Ultrasonic imaging
07/12/1977US4035525 Cathode ray tube employing faceplate-deposited cathodochromic material and electron beam erase
07/05/1977US4034398 Optical and mechanical improvements for television projection system
07/05/1977US4034255 Vane structure for a flat image display device
07/05/1977US4034254 Color tube having concentric phosphor ring pattern and electron multiplier channel plate
06/1977
06/28/1977US4032815 Collimated beam electron gun system for shaped beam cathode ray tube
06/28/1977US4032783 Pyroelectric radiation sensor and imaging device utilizing same
06/21/1977US4031552 Miniature flat panel photocathode and microchannel plate picture element array image intensifier tube
06/21/1977US4031551 Image pickup device
06/21/1977US4031427 Flat cathode ray tube
06/21/1977US4031394 Camera device with resistive target
06/21/1977US4031393 Thermal image camera
06/14/1977US4030090 Flat image display device utilizing digital modulation
06/14/1977US4029984 Fluorescent discharge cold cathode for an image display device
06/14/1977US4029965 Variable gain X-ray image intensifier tube
06/07/1977US4028582 Guided beam flat display device
06/07/1977US4028575 Electron multiplier image display device
06/07/1977US4028548 IR imaging with surface wave readout
05/1977
05/24/1977USRE29233 Image intensifier tube device
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