| Patents for H01J 19 - Details of vacuum tubes of the types covered by group (1,326) |
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| 02/05/2015 | US20150035428 Nanostructure field emission cathode structure and method for making |
| 01/22/2015 | US20150022076 Electron-emitting cold cathode device |
| 01/20/2015 | US8938049 Mesh electrode adhesion structure, electron emission device and electronic apparatus including the electron emission device |
| 01/15/2015 | WO2015006557A1 Mesoporous silicon synthesis and applications in li-ion batteries and solar hydrogen fuel cells |
| 01/06/2015 | US8927689 Peptide nanostructures and methods of generating and using the same |
| 12/30/2014 | US8920676 Cerium based phosphor materials for solid-state lighting applications |
| 12/24/2014 | CN104246960A 电子发射冷阴极器件 Cold cathode electron-emitting devices |
| 12/23/2014 | US8917462 Optical transmission module and its temperature adjustment method |
| 12/17/2014 | CN104217909A 集成真空微电子器件及其制造方法 Integrated vacuum microelectronic device and manufacturing method thereof |
| 12/09/2014 | US8907555 Field emission electron source and field emission device using the same |
| 11/25/2014 | US8896195 Filament for electron source |
| 11/18/2014 | US8890430 Dielectric-free triode field emission display device based on double-gate/single-cathode type electron emission units and the device drive methods |
| 11/18/2014 | US8890421 Line voltage control circuit for a multi-string LED drive system |
| 11/13/2014 | US20140333213 Field emission device with ac output |
| 11/11/2014 | US8884520 Impedance matching apparatus |
| 10/21/2014 | US8866371 Electric field discharge-type electron source |
| 10/14/2014 | US8860311 Lighting apparatus |
| 10/01/2014 | EP2783383A1 Electron-emitting cold cathode device |
| 09/30/2014 | US8847475 Lamp for replacing a fluorescent tube |
| 09/09/2014 | US8829775 Planar mirco-tube discharger structure and method for fabricating the same |
| 09/04/2014 | US20140246971 Microwave driven electrodeless lamp comprising magnetron without forced convective cooling |
| 08/26/2014 | US8816585 Light-emitting diode arrangement having a piezo transformer |
| 08/13/2014 | EP2764534A1 Microwave driven electrodeless lamp comprising magnetron without forced convective cooling |
| 08/12/2014 | US8803410 Field emission device having entangled carbon nanotubes between a carbon nanotube layer and carbon nanotube array |
| 08/06/2014 | CN103975414A 钨合金部件、以及使用该钨合金部件的放电灯、发射管和磁控管 Tungsten alloy member, and the use of the tungsten alloy member of the discharge lamp, the launch tube and the magnetron |
| 07/10/2014 | US20140191650 Electric field emitting source, element using same, and production method therefor |
| 06/25/2014 | CN102203901B 带插座的高压气体放电灯 With a high-pressure gas discharge lamp socket |
| 06/18/2014 | CN103875058A Microwave driven electrodeless lamp comprising magnetron without forced convective cooling |
| 06/12/2014 | US20140159590 Materials and configurations of a field emission device |
| 06/11/2014 | CN203644723U 电子管芯柱阴极引出结构 Cathode tube core column structure leads |
| 05/21/2014 | CN203607363U 电子管碟形芯柱结构 Tube disc stem structure |
| 05/21/2014 | CN203607362U 电子管阳极连接结构 Tube connected to the anode structure |
| 05/20/2014 | US8729500 Dielectric barrier discharge lamp device, and optical fluid treatment device provided with the dielectric barrier discharge lamp device |
| 05/13/2014 | US8723407 Method of making zinc oxide nanowires |
| 05/07/2014 | CN203588960U 一种电真空陶瓷元件 An electric vacuum ceramic components |
| 04/29/2014 | CA2597167C High speed, multiple mass spectrometry for ion sequencing |
| 04/22/2014 | US8704436 High-pressure discharge lamp and projector having the high-pressure lamp |
| 04/15/2014 | US8698398 Fuse for a LED FL retrofit lamp, LED FL retrofit lamp, and methods for producing a LED FL retrofit lamp |
| 04/10/2014 | WO2014027294A3 Image capture device |
| 04/10/2014 | US20140097736 High-Brightness, Long Life Thermionic Cathode and Methods of its Fabrication |
| 04/03/2014 | US20140091716 Field emission device |
| 04/03/2014 | US20140091708 Fluorescent Display Tube With Touch Switch And Method Of Forming Electrode And Wiring Of Same |
| 04/01/2014 | US8684547 Backlight unit and display apparatus using the same |
| 03/18/2014 | US8674977 Driving method of organic electroluminescence emission part |
| 03/12/2014 | CN103632903A Cold-cathode triode with electric field compensation |
| 03/04/2014 | US8665009 Integrated circuit and method for controlling load on the output from on-chip voltage generation circuitry |
| 03/04/2014 | US8664854 Amalgam tip temperature control for an electrodeless lamp |
| 03/04/2014 | US8662951 Method for making field emission electron source array |
| 02/26/2014 | CN103606503A Microwave modulation multi-electron-beam cold cathode electronic gun with controllable phases |
| 02/25/2014 | US8658967 Optically pumping to sustain plasma |
| 02/11/2014 | US8648547 High efficiency LED lighting |
| 01/30/2014 | US20140028192 Field Emission Devices and Methods of Making Thereof |
| 01/30/2014 | US20140027655 Peptide nanostructures and methods of generating and using the same |
| 01/09/2014 | WO2014006779A1 Tungsten alloy part, and discharge lamp, transmitting tube and magnetron using same |
| 01/09/2014 | US20140010347 Mesh electrode adhesion structure, electron emission device and electronic apparatus including the electron emission device |
| 01/07/2014 | US8622553 Reduced-speckle laser projector with speckle-reduction |
| 12/27/2013 | WO2013191656A1 A layer arrangement and a wafer level package comprising the layer arrangement |
| 12/26/2013 | US20130342106 Thermionic emission device |
| 12/17/2013 | US8610357 LED assembly for a signage illumination |
| 12/03/2013 | US8598774 Field emission device and field emission display |
| 11/19/2013 | US8587188 Light-emitting element based on laser carbonized polymer substrate |
| 11/12/2013 | US8581482 PAR lamp and method of making same |
| 11/12/2013 | CA2713018C High voltage inverter |
| 11/07/2013 | US20130293090 Field emission device |
| 10/29/2013 | US8569941 Diamondoid monolayers as electron emitters |
| 10/22/2013 | US8564201 Amalgam-based fluorescent lamp control circuit |
| 10/22/2013 | US8563953 Charged particle beam writing apparatus and charged particle beam writing method |
| 10/03/2013 | US20130257262 Carbon nanotube field emitter |
| 09/19/2013 | US20130241434 dielectric-free triode field emission display device based on double-gate/single-cathode type electron emission units |
| 09/17/2013 | US8536773 Electron beam source and method of manufacturing the same |
| 09/12/2013 | US20130234582 Field emission apparatus and hand-held nondestructive inspection apparatus |
| 09/10/2013 | US8529798 Process for improving the emission of electron field emitters |
| 09/05/2013 | US20130229105 Variable field emission device |
| 09/04/2013 | CN101962806B Preparation method of flexible cold cathode material |
| 09/03/2013 | US8525412 Method and system for selectively tuning the frequency of a resonator assembly for a plasma lamp |
| 08/29/2013 | US20130221836 Field emission electron source and field emission device using the same |
| 08/20/2013 | US8513655 Organic light emitting diode and manufacturing method thereof |
| 08/15/2013 | WO2013076709A8 Electron-emitting cold cathode device |
| 08/13/2013 | US8508111 Display panel and method for inspecting thereof |
| 08/13/2013 | US8507882 Radiation source and lithographic apparatus |
| 07/04/2013 | US20130169142 Electronic Device Graphene Grid |
| 07/02/2013 | US8476830 Coupled cavity traveling wave tube |
| 06/25/2013 | US8471132 Method for measuring intensity distribution of light |
| 06/11/2013 | CA2521194C Germicidal low pressure mercury vapor discharge lamp with amalgam location permitting high output |
| 06/04/2013 | US8456076 Electron emitting source and manufacturing method of electron emitting source |
| 05/30/2013 | WO2013076709A1 Electron-emitting cold cathode device |
| 05/28/2013 | US8450920 Field emission electronic device |
| 04/30/2013 | US8432093 Ruggedized lamp construction, and method |
| 04/23/2013 | US8427051 Support for filiform elements containing an active material |
| 04/11/2013 | WO2013050730A1 Microwave driven electrodeless lamp comprising magnetron without forced convective cooling |
| 04/11/2013 | CA2848335A1 Microwave driven electrodeless lamp comprising magnetron without forced convective cooling |
| 03/26/2013 | US8405294 Field emission electron source |
| 03/26/2013 | US8405293 Flat panel display apparatus and mother substrate for flat panel display apparatus |
| 03/20/2013 | CN202816856U 真空二极管 Vacuum diode |
| 03/14/2013 | US20130063029 Charged particle beam apparatus, and method of controlling the same |
| 02/26/2013 | US8384285 Phosphor, light-emitting device using same, image display and illuminating device |
| 01/31/2013 | US20130026906 Triode-structured field emission display with anode and gate on the same substrate |
| 01/30/2013 | CN102117723B Vacuum air pumping device |
| 01/29/2013 | US8362678 Lamp structure and liquid crystal display apparatus having the same |
| 01/17/2013 | US20130015758 Reflective anode structure for a field emission lighting arrangement |