H01J2329/0439 - CPC Classification Index

ClassID:

206720 ⎘

H01J2329/0439 - CPC Classification

Classification description:

Electron emission display panels, e.g. field emission display panels; Electrodes other than control electrodes; Cathode electrodes; Field emission cathodes characterised by the emitter material

Sub-classes:

H01J2329/0442 » Metals or metal alloys 4
H01J2329/0444 » Carbon types 10
H01J2329/0463 » Semiconductor materials 0
H01J2329/0465 » Carbides 3
H01J2329/0468 » Nitrides 1
H01J2329/0471 » Borides 6
H01J2329/0473 » Oxides 4

Recent Application in this class:

20130200776

2013-08-08

Field emission cathode

20100136869

2010-06-03

Method of fabricating electron-emitting device and method of manufacturing image display apparatus

20100134313

2010-06-03

Electron-emitting device and display panel including the same

20090325330

2009-12-31

METHOD FOR MANUFACTURING ELECTRON EMITTING DEVICE AND MEMORY MEDIUM OR RECORDING MEDIUM THEREFOR

20090325329

2009-12-31

METHOD FOR MANUFACTURING ELECTRON EMITTING DEVICE AND MEMORY MEDIUM OR RECORDING MEDIUM THEREFOR

20090206723

2009-08-20

WATER-BASED COMPOSITION FOR PREPARING ELECTRON EMITTER AND EMITTER PREPARED USING THE SAME