Patents
Sitemap › H01 - Basic electric elements › H01J - Electric discharge tubes or discharge lamps › H01J 17 - Gas-filled discharge tubes with solid cathodes
Patents for H01J 17 - Gas-filled discharge tubes with solid cathodes (12,483)
12/1981
12/01/1981US4303846 Sintered electrode in a discharge tube
11/1981
11/24/1981US4302756 Multiplexed display system
11/18/1981EP0039697A1 Gas-discharge devices and display panels
11/18/1981EP0039679A1 Multiline charge transfer panel control system
10/1981
10/28/1981EP0038443A2 D.C. gas discharge display panel with internal memory
10/27/1981US4297613 D.C. Scan panel
10/27/1981CA1111481A1 Dielectric overcoat for gas discharge panel
10/13/1981EP0030554A4 Flat-panel display and method of manufacture.
10/06/1981US4293800 Double-ended thyratron having at least three grids
09/1981
09/29/1981US4292631 Plasma matrix display unit
09/15/1981US4289364 Plasma display panel flexible circuit connection
09/01/1981US4287548 Surge voltage arrester with reduced minimum operating surge voltage
08/1981
08/25/1981CA1107799A1 Gas-discharge chamber electrode and electrode system using same
08/18/1981US4284927 Method for breaking direct current and d.c. breaker for effecting same
08/11/1981US4283660 Multiline charge transfer panel input and hold system
08/05/1981EP0033090A2 Gaseous discharge display device
07/1981
07/15/1981EP0031921A1 Gas discharge display device comprising at least one spacer frame limiting the post-acceleration space
07/14/1981US4278909 Modified conductor array for plasma display panel
07/08/1981EP0031524A1 Gas discharge display device with control grid support in the post-acceleration space
07/07/1981US4277716 Glass-to-metal seal construction
07/07/1981CA1104634A1 Short-arc discharge lamp with starting device
07/01/1981EP0031233A2 Self-shift type gas discharge panel
06/1981
06/30/1981US4276492 Plasma display panel
06/25/1981WO1981001771A1 Repair of open circuited gas discharge display panel conductors
06/24/1981EP0030554A1 Flat-panel display and method of manufacture.
06/02/1981CA1102459A1 Multiple data line shift gas panel assembly
06/02/1981CA1102106A1 Conductor compositions
05/1981
05/13/1981EP0028252A1 Input-keep alive arrangement for plasma charge transfer device
05/12/1981US4267484 Parallel multi-electrode spark gap switch
05/12/1981CA1101040A1 Method for breaking direct current and d.c. breaker for effecting same
05/05/1981CA1100563A1 Multicolor gas discharge display memory panel
04/1981
04/21/1981CA1099775A1 Method and apparatus for on-switching in a crossed- field switch device against high voltage
04/16/1981WO1981001091A1 Gas-discharge devices and display panels
04/07/1981US4260934 Electric device provided with a switch which is designed as a discharge tube
04/07/1981US4260933 Selective frequency optical generator
03/1981
03/05/1981WO1981000663A1 Multiline charge transfer panel control system
03/03/1981US4254361 Multi-digit display apparatus
02/1981
02/24/1981US4253044 Gas discharge display panel, display apparatus comprising the panel and method of operating the display apparatus
02/24/1981US4253040 Cathode structure for a gas discharge display tube
02/17/1981CA1096050A1 Crossed-field switch tube
02/17/1981CA1095976A1 Gas-discharge surge-arrester with concentric electrodes
02/10/1981US4250427 Dye laser flashlamp and method of making same
02/10/1981CA1095634A1 High voltage electric switch
02/04/1981EP0023357A1 Control plate for a gas discharge display device and method of making such a control plate
02/03/1981US4249105 Wherein the cathodes have small heat capacity and heat conductivity
02/03/1981US4249104 Self shift type gas discharge panel
01/1981
01/28/1981EP0023082A1 Display panel and method of operating it
01/28/1981EP0022974A1 Plasma image display device
01/28/1981EP0022894A1 Image display device
01/28/1981EP0022893A1 Image display device
01/28/1981EP0022892A1 Image display device
01/27/1981US4247804 Cold cathode discharge device with grid control
01/21/1981EP0022470A1 Gaseous discharge display devices
01/20/1981CA1094140A1 High pressure sodium vapor lamp stabilized for pulse operation
01/08/1981WO1981000029A1 Flat-panel display and method of manufacture
01/08/1981WO1981000026A1 Display panel having memory
01/07/1981EP0021371A1 Plasma display device
01/07/1981EP0021354A1 Gas discharge display device comprising a laminated grid in the gas discharge space
01/07/1981EP0020624A1 Pulsed discharge gas laser apparatus.
12/1980
12/30/1980US4242680 Multiple data line shift gas panel assembly
12/23/1980CA1092188A1 Spark gap
12/16/1980CA1091744A1 Gas discharge panel
12/10/1980EP0020142A1 Spectral radiation sources of the hollow cathode type
12/02/1980US4237404 Spark gap control
11/1980
11/25/1980US4236096 Plasma image display device
11/13/1980WO1980002491A1 Input-keep alive arrangement for plasma charge transfer device
11/12/1980EP0018490A1 Direct current gas discharge display panels
11/11/1980US4233544 Input-keep alive arrangement for plasma charge transfer device
10/1980
10/29/1980EP0017981A1 Gas discharge display device using a profiled cathode
10/29/1980EP0017875A1 Method for producing an electrode activating substance for a gas-discharge tube
10/28/1980CA1088614A2 Fluorescent lamps
10/21/1980CA1088146A1 Surge arrester
10/07/1980US4227114 Cathodoluminescent gas discharge image display panel
10/07/1980CA1087331A1 Reduced connection for 22 character gas panel
09/1980
09/30/1980CA1086812A1 Multiple position display panel having segmented electrodes
09/30/1980CA1086811A1 Multiple position display panel having spurious glow suppressor
09/23/1980US4224553 Gas discharge indicator device
09/17/1980EP0015391A1 Glow discharge lamp for qualitative and quantitative spectral analysis
09/09/1980CA1085450A1 Voltage surge protector
08/1980
08/19/1980US4218632 Gas discharge device
07/1980
07/29/1980CA1082817A1 Method of depositing metal conducting patterns on large area surfaces
07/29/1980CA1082574A1 Method of producing n-doped silicon crystals having a particular radial resistivity profile
07/23/1980EP0013365A1 Spacing element in a gas discharge display device
07/22/1980US4214183 Multiple gaseous discharge display/memory panel having improved voltage characteristics
07/15/1980US4213072 Gas discharge display device including web shaped spacing elements
07/15/1980CA1081761A1 Composite metal/ceramic body and sealing compositions therefor
07/15/1980CA1081760A1 Indicator display tube
07/15/1980CA1081509A1 Controlled reflection readout for digital displays
07/09/1980EP0012922A1 Gas discharge display device
07/09/1980EP0012921A1 Flat gas discharge display device
07/09/1980EP0012920A1 Luminescent screen for picture display tubes and method of its manufacture
07/08/1980CA1081307A1 Electric device provided with a switch which is designed as a discharge tube
07/01/1980US4210838 Gas discharge display panel
06/1980
06/10/1980US4207488 Display and/or memory device, electron emissive substance comprising lithium and alkaline earth oxide
06/03/1980US4206386 Gas discharge display device
06/03/1980CA1078909A1 Visual display apparatus
05/1980
05/27/1980US4205392 Gas discharge display device
05/27/1980US4204721 Manufacture of gas filled envelopes
05/01/1980WO1980000898A1 Pre-ionising arrangement for electrical discharge apparatus such as a gas laser
04/1980
04/30/1980EP0010222A1 Control plate for a flat plasma display screen
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