Patents
Patents for H01J 15 - Gas-filled discharge tubes with gaseous cathodes, e.g. plasma cathodes (118)
10/1987
10/03/1987CN86200741U Subminiature ir-controlled high-voltage-pulse trigger
03/1987
03/11/1987EP0213839A2 Flat electron control device utilizing a uniform space-charge cloud of free electrons as a virtual cathode
02/1987
02/18/1987CN86105201A Flat electron control device utilizing uniform space-charge cloud of free electrons as virtual cathode
10/1986
10/29/1986EP0199077A1 Method of manufacturing a control plate for the gas-tight fitting into a display device
10/07/1986US4615588 Transparent electrode for optical switch
09/1986
09/23/1986US4613399 Method for manufacturing a display device
05/1985
05/29/1985EP0142765A2 Method of manufacturing a display device, and display device manufactured according to this method
05/28/1985US4519784 Method of inserting a center electrode in a spark plug insulator
07/1982
07/20/1982US4340838 Control plate for a gas discharge display device
10/1981
10/06/1981US4293376 Etch resistant coating, hydrofluoric acid
07/1981
07/08/1981EP0031524A1 Gas discharge display device with control grid support in the post-acceleration space
02/1981
02/04/1981EP0023357A1 Control plate for a gas discharge display device and method of making such a control plate
01/1981
01/28/1981EP0022894A1 Image display device
01/28/1981EP0022893A1 Image display device
01/28/1981EP0022892A1 Image display device
08/1979
08/08/1979EP0003276A1 Method and apparatus for perforating glass plates by etching, preferably for producing fine structures
12/1978
12/19/1978US4130778 DC PDP with divided cathode
05/1976
05/11/1976US3956667 Luminous discharge display device
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