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Browse by Category: Main > Electrical & Energy
Class Information
Number: 313/497
Name: Electric lamp and discharge devices > With luminescent solid or liquid material > Vacuum-type tube > Phosphor on anode segments > With accelerating or control electrode
Description: Subject matter including an electrode between cathode and anode segments to direct or permit electrons to strike a particular segment.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8710729 Field emission cathode device and field emission display using the same Apr. 29, 2014
8623696 Method of forming emission layer of organic light emitting display device, method of manufacturing organic light emitting display device including emission layer, and organic light emitting di Jan. 7, 2014
8598774 Field emission device and field emission display Dec. 3, 2013
8593052 Microelectrode array and method for modifying carbon nanotube electrode interface of the same array Nov. 26, 2013
8558444 Field emission type surface light source device and image display apparatus employing the same Oct. 15, 2013
8559852 Electron emitting device and driving method thereof Oct. 15, 2013
8552632 Active matrix phosphor cold cathode display Oct. 8, 2013
8525401 Display panel with secured mechanical reliability Sep. 3, 2013
8513869 Image display apparatus with rib pattern Aug. 20, 2013
8492966 Symmetric field emission devices using distributed capacitive ballasting with multiple emitters to obtain large emitted currents at high frequencies Jul. 23, 2013
8476818 Electron emitting element including a fine particle layer containing insulating particles, and devices and methods related thereto Jul. 2, 2013
8456073 Field emission devices including nanotubes or other nanoscale articles Jun. 4, 2013
8450920 Field emission electronic device May. 28, 2013
8446088 Field emission device for emitting white light May. 21, 2013
8446087 Field emission cathode structure and field emission display using the same May. 21, 2013
8390186 Field emission planar lighting lamp Mar. 5, 2013
8384281 Matrix-type cold-cathode electron source device Feb. 26, 2013
8368296 Electron emission apparatus and method for making the same Feb. 5, 2013
8339027 Field emission device with electron emission unit at intersection and field emission display using the same Dec. 25, 2012
8330346 Image display device Dec. 11, 2012
8319413 Color field emission display having carbon nanotubes Nov. 27, 2012
8319412 Display device and method for manufacturing the same Nov. 27, 2012
8299700 Electron emitting element having an electron acceleration layer, electron emitting device, light emitting device, image display device, cooling device, and charging device Oct. 30, 2012
8294355 Field emission device and field emission display using same Oct. 23, 2012
8253319 Light emitter substrate with improved withstand discharge characteristics, and image displaying apparatus using the same Aug. 28, 2012
8247961 Field emission cathode device and display using the same Aug. 21, 2012
8249487 Electron emitting element, electron emitting device, charging device, image forming apparatus, electron-beam curing device, light emitting device, image display device, air blowing device, and Aug. 21, 2012
8242681 Display panel and image display apparatus Aug. 14, 2012
8242682 Light emitting screen and method of fabricating the light emitting screen Aug. 14, 2012
8237347 Field emission device having secondary electron enhancing electrode Aug. 7, 2012
8237344 Electron emission apparatus and method for making the same Aug. 7, 2012
8232716 Field emission cathode capable of amplifying electron beam and methods of controlling electron beam density Jul. 31, 2012
8227973 Display panel, display apparatus, and television apparatus for performing display using light emission Jul. 24, 2012
8212465 Field emission device Jul. 3, 2012
8198794 Device having aligned carbon nanotube Jun. 12, 2012
8198799 Image display apparatus Jun. 12, 2012
8177599 Method for making cathode of emission double-plane light source and emission double-plane light source May. 15, 2012
8179033 Display apparatus May. 15, 2012
8169134 Field emission device May. 1, 2012
8164246 Light emission device and display device using the same as light source Apr. 24, 2012
8164247 Electron emitting element, electron emitting device, light emitting device, image display device, air blowing device, cooling device, charging device, image forming apparatus, and electron-bea Apr. 24, 2012
8159121 Field effect electron emitting apparatus Apr. 17, 2012
8154187 Light emitter substrate and image displaying apparatus using light emitter substrate Apr. 10, 2012
8154188 Electron emitting device and image displaying apparatus using the same Apr. 10, 2012
8148889 Low voltage phosphor with film electron emitters display device Apr. 3, 2012
8129895 Field emission device with fine local dimming Mar. 6, 2012
8129892 Light emitter substrate and image displaying apparatus using the same Mar. 6, 2012
8125131 Nano filament structure and methods of forming the same Feb. 28, 2012
8110976 Method of preparing field electron emitter and field electron emission device including field electron emitter prepared by the method Feb. 7, 2012
8106575 Electron beam apparatus having a recess formed in a surface of an insulating member Jan. 31, 2012

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