| Patents for H01J 3 - Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps (4,773) |
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| 05/17/1988 | US4745281 Ion beam fast parallel scanning having dipole magnetic lens with nonuniform field |
| 05/10/1988 | US4743804 E-beam ionized channel guiding of an intense relativistic electron beam |
| 05/10/1988 | US4743794 Cathode-ray tube having an ion trap |
| 04/27/1988 | EP0264709A2 Hollow-anode ion-electron source |
| 04/12/1988 | US4737644 Conductive coated semiconductor electrostatic deflection plates |
| 04/05/1988 | US4736135 Electron emission device provided with a reservoir containing material reducing the electron work function |
| 03/30/1988 | EP0261198A1 Plasma-anode electron gun. |
| 03/29/1988 | US4733530 Emission current control system for multiple hollow cathode devices |
| 03/24/1988 | WO1988002180A1 Differential pressure electron beam system, method and gun |
| 03/10/1988 | DE3724818A1 Electron source for phase-coherent electron pairs |
| 03/01/1988 | US4728851 Field emitter device with gated memory |
| 03/01/1988 | US4728850 Mounting means for mounting spiral wire cathodes |
| 02/25/1988 | WO1988001424A1 Electron beam memory system with ultra-compact, high current density electron gun |
| 02/17/1988 | EP0255981A1 Charged particle optical systems having therein means for correcting aberrations |
| 02/16/1988 | US4725736 Electrostatic electron gun with integrated electron beam deflection and/or stigmating system |
| 02/11/1988 | WO1988001020A1 Emission current control system for multiple hollow cathode devices |
| 02/11/1988 | DE3622813A1 Fast gas-discharge trigger on the basis of the pseudo spark |
| 01/07/1988 | EP0251830A1 Multiple beam lasertron |
| 12/23/1987 | EP0249968A2 Electron emitting apparatus |
| 12/22/1987 | US4714856 Color cathode ray tube with plural electron gun assemblies |
| 11/17/1987 | US4707637 Plasma-anode electron gun |
| 11/03/1987 | US4704532 Methods and structures to produce electrostatic quadrupole fields using closed boundaries |
| 10/27/1987 | US4703228 Apparatus and method for providing a modulated electron beam |
| 10/08/1987 | WO1987006053A1 Plasma-anode electron gun |
| 09/22/1987 | US4695773 Field emission gun electrode geometry for improved focus stability |
| 09/15/1987 | US4694457 Methods of steering and focusing ion and electron beams |
| 09/15/1987 | US4694222 Ion plasma electron gun |
| 08/18/1987 | US4687936 In-line beam scanning system |
| 08/04/1987 | US4684848 Broad-beam electron source |
| 07/29/1987 | EP0229873A1 Conductive coated semiconductor electrostatic deflection plates |
| 07/21/1987 | US4682074 Electron-beam device and semiconductor device for use in such an electron-beam device |
| 07/08/1987 | EP0228318A1 Electron gun operating by secondary emission under ionic bombardment |
| 06/09/1987 | US4672615 Ion and electron beam steering and focussing system |
| 05/12/1987 | US4665297 High power electron gun |
| 05/12/1987 | CA1221729A1 Overvoltage protector for a device having two parts movable relatively to each other |
| 05/06/1987 | CN85108033A Production of di-iridium trioxide-iridium cathode of electronic gun |
| 05/05/1987 | CA1221468A1 Plasma cathode electron beam generating system |
| 04/15/1987 | EP0218105A2 Mounting arrangement for a spiral-shaped wire cathode |
| 04/08/1987 | EP0217210A2 Electron beam gun with directly and indirectly heated cathodes |
| 04/07/1987 | US4656430 Short rise time intense electron beam generator |
| 03/18/1987 | EP0214816A2 Cathode ray tubes |
| 03/03/1987 | US4647818 Nonthermionic hollow anode gas discharge electron beam source |
| 02/24/1987 | US4645978 Radial geometry electron beam controlled switch utilizing wire-ion-plasma electron source |
| 02/17/1987 | US4644219 Beam generating system for electron tubes, particularly travelling wave tubes |
| 02/10/1987 | US4642522 Wire-ion-plasma electron gun employing auxiliary grid |
| 02/03/1987 | US4641103 Microwave electron gun |
| 01/20/1987 | US4638217 Fused metal ion source with sintered metal head |
| 01/20/1987 | US4638209 Ion beam generating apparatus |
| 12/30/1986 | US4633208 Magnetic multi-pole arrangement of the nth order |
| 12/30/1986 | EP0206422A1 Electron emission device provided with a reservoir containing material reducing the electron work function |
| 12/17/1986 | EP0121546B1 Overvoltage protector for a device having two parts movable relatively to each other |
| 12/16/1986 | US4629937 Compact electron gun for emitting high current short duration pulses |
| 12/09/1986 | US4628226 Method and arrangement for preventing cathode damage when switching on field emission electron guns |
| 11/25/1986 | US4625256 Overvoltage protector for a device having two parts movable relatively to each other |
| 11/25/1986 | US4625150 Electron beam control assembly for a scanning electron beam computed tomography scanner |
| 11/12/1986 | EP0201098A2 Color cathode ray tube |
| 11/11/1986 | US4622453 Electron beam gun mounting on a work chamber |
| 11/04/1986 | US4621213 Electron gun |
| 10/08/1986 | EP0196710A1 Electron beam apparatus comprising an anode which is included in the cathode/Wehnelt cylinder unit |
| 09/30/1986 | US4614872 Charged particle deflection |
| 09/02/1986 | USH116 Charged particle accelerator grating |
| 07/01/1986 | US4598231 Microwave ion source |
| 06/18/1986 | EP0184868A1 Electron-beam device and semiconducteur device for use in such an electron-beam device |
| 06/11/1986 | EP0039688B1 Sextupole system for the correction of spherical aberration |
| 06/10/1986 | CN85102774A Method and structure of causing electrostatic 4-porlarity field by using closed boundary |
| 05/27/1986 | US4591754 Electron gun for brightness |
| 05/20/1986 | US4590379 Achromatic deflector and quadrupole lens |
| 04/15/1986 | US4583023 Electron beam heated thermionic cathode |
| 02/13/1986 | WO1986001032A1 Microwave electron gun |
| 02/11/1986 | US4570072 Electromagnetic lens polepiece structure |
| 01/28/1986 | US4567398 Liquid metal ion source |
| 01/16/1986 | WO1986000466A1 Radial geometry electron beam controlled switch utilizing wire-ion-plasma electron source |
| 01/16/1986 | WO1986000465A1 Wire-ion-plasma electron gun employing auxiliary grid |
| 01/14/1986 | US4564763 Process and apparatus for varying the deflection of the path of a charged particle beam |
| 12/24/1985 | US4560907 Ion source |
| 11/05/1985 | US4551650 Field-emission ion source with spiral shaped filament heater |
| 10/23/1985 | EP0158970A1 Nonthermionic hollow anode gas discharge electron beam source |
| 10/15/1985 | CA1195372A1 Strengthening means for a deep-drawn in-line electron gun electrode |
| 10/02/1985 | EP0156003A1 Electron gun for an electron tube, especially for a travelling-wave tube |
| 09/24/1985 | US4543509 Off-axis electron gun |
| 07/09/1985 | US4528474 Method and apparatus for producing an electron beam from a thermionic cathode |
| 05/07/1985 | US4516052 Dispenser for ion source |
| 04/16/1985 | US4511870 Focussing solenoid, application thereof and a process for manufacturing same |
| 03/26/1985 | US4507559 Deflection structure for a corpuscular beam blanking system and method for operating same |
| 03/05/1985 | CA1183570A1 Off-axis electron gun |
| 02/19/1985 | US4500791 High stability electron beam generator for processing material |
| 02/19/1985 | US4500787 Method and a device for furnishing an ion stream |
| 02/12/1985 | US4499405 Hot cathode for broad beam electron gun |
| 01/29/1985 | US4496881 Method of cold cathode replenishment in electron beam apparatus and replenishable cold cathode assembly |
| 01/23/1985 | EP0053107B1 Process for operating a high stability electron gun for the shaping of materials |
| 12/27/1984 | EP0129111A1 Magnetic multipole having n poles |
| 12/11/1984 | US4488045 Metal ion source |
| 12/04/1984 | US4486685 Electron gun assembly with bead strap having an angulated grasping member |
| 12/04/1984 | US4486665 Negative ion source |
| 11/20/1984 | US4484102 Strengthening means for a deep-drawn in-line electron gun electrode |
| 10/17/1984 | EP0121546A1 Overvoltage protector for a device having two parts movable relatively to each other. |
| 08/28/1984 | US4468564 Ion source |
| 08/07/1984 | US4464573 Charged particle beam focussing device |
| 08/01/1984 | EP0114496A2 Liquid metal ion source |
| 07/03/1984 | US4458180 Plasma electron source for cold-cathode discharge device or the like |