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Class Information
Number: 313/310
Name: Electric lamp and discharge devices > Discharge devices having a thermionic or emissive cathode
Description: Discharge devices which have a thermionic or emissive cathode.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6310431 |
Annealed carbon soot field emitters and field emitter cathodes made therefrom |
Oct. 30, 2001 |
| 6310432 |
Surface treatment process used in growing a carbon film |
Oct. 30, 2001 |
| 6304024 |
Impregnated-type cathode substrate with large particle diameter low porosity region and small particle diameter high porosity region |
Oct. 16, 2001 |
| 6285118 |
Field emission-type electron source and manufacturing method thereof and display using the electron source |
Sep. 4, 2001 |
| 6281621 |
Field emission cathode structure, method for production thereof, and flat panel display device using same |
Aug. 28, 2001 |
| 6278231 |
Nanostructure, electron emitting device, carbon nanotube device, and method of producing the same |
Aug. 21, 2001 |
| 6278230 |
Electron emission device and display device using the same |
Aug. 21, 2001 |
| 6274881 |
Electron emission element having semiconductor emitter with localized state, field emission type display device using the same, and method for producing the element and the device |
Aug. 14, 2001 |
| 6268686 |
Cold cathode element |
Jul. 31, 2001 |
| 6259191 |
Electron-emitting apparatus having a periodical electron-emitting region |
Jul. 10, 2001 |
| 6259198 |
Flat panel display apparatus with an array of electron emitting devices |
Jul. 10, 2001 |
| 6252347 |
Field emission display with suspended focusing conductive sheet |
Jun. 26, 2001 |
| 6249080 |
Field emission electron source, method of producing the same, and use of the same |
Jun. 19, 2001 |
| 6246168 |
Electron-emitting device, electron source and image-forming apparatus as well as method of manufacturing the same |
Jun. 12, 2001 |
| 6246069 |
Thin-film edge field emitter device |
Jun. 12, 2001 |
| 6215248 |
Germanium emitter electrodes for gas ionizers |
Apr. 10, 2001 |
| 6211608 |
Field emission device with buffer layer and method of making |
Apr. 3, 2001 |
| 6208071 |
Electron source substrate with low sodium upper surface |
Mar. 27, 2001 |
| 6204595 |
Amorphous-diamond electron emitter |
Mar. 20, 2001 |
| 6204596 |
Filamentary electron-emission device having self-aligned gate or/and lower conductive/resistive region |
Mar. 20, 2001 |
| 6204597 |
Field emission device having dielectric focusing layers |
Mar. 20, 2001 |
| 6201343 |
Electron-emitting device having large control openings in specified, typically centered, relationship to focus openings |
Mar. 13, 2001 |
| 6184611 |
Electron-emitting element |
Feb. 6, 2001 |
| 6184626 |
Electron beam apparatus and method of driving the same |
Feb. 6, 2001 |
| 6184612 |
Electron emission device with electron supply layer of hydrogenated amorphous silicon |
Feb. 6, 2001 |
| 6184610 |
Electron-emitting device, electron source and image-forming apparatus |
Feb. 6, 2001 |
| 6181055 |
Multilayer carbon-based field emission electron device for high current density applications |
Jan. 30, 2001 |
| 6181056 |
Cold cathode carbon film |
Jan. 30, 2001 |
| 6169356 |
Electron-emitting device, electron source and image-forming apparatus |
Jan. 2, 2001 |
| 6166487 |
Electron emission device and display device using the same |
Dec. 26, 2000 |
| 6147449 |
Electron-emitting device, with coating film made of heat-resistant material and electron source and image-forming apparatus using the device and manufacture method thereof |
Nov. 14, 2000 |
| 6144154 |
Image forming apparatus for forming image by electron irradiation |
Nov. 7, 2000 |
| 6137218 |
Image forming apparatus and a method for manufacturing the same |
Oct. 24, 2000 |
| 6133056 |
Field emission displays with reduced light leakage |
Oct. 17, 2000 |
| 6130503 |
Electron emission device and display using the same |
Oct. 10, 2000 |
| 6111354 |
Field emission lamp structures |
Aug. 29, 2000 |
| 6107732 |
Inhibiting edge emission for an addressable field emission thin film flat cathode display |
Aug. 22, 2000 |
| 6107728 |
Structure and fabrication of electron-emitting device having electrode with openings that facilitate short-circuit repair |
Aug. 22, 2000 |
| 6105518 |
Durable plasma treatment apparatus and method |
Aug. 22, 2000 |
| 6100628 |
Electron emissive film and method |
Aug. 8, 2000 |
| 6097139 |
Field electron emission materials and devices |
Aug. 1, 2000 |
| 6096570 |
Field emitter having sharp tip |
Aug. 1, 2000 |
| 6094001 |
Field emission device having a focusing structure and method of fabrication |
Jul. 25, 2000 |
| 6091187 |
High emittance electron source having high illumination uniformity |
Jul. 18, 2000 |
| 6091186 |
Carbon-containing cathodes for enhanced electron emission |
Jul. 18, 2000 |
| 6087770 |
Image forming apparatus and a method for manufacturing the same |
Jul. 11, 2000 |
| 6084339 |
Field emission device having an electroplated structure and method for the fabrication thereof |
Jul. 4, 2000 |
| 6084245 |
Field emitter cell and array with vertical thin-film-edge emitter |
Jul. 4, 2000 |
| 6078133 |
Field emission device having an amorphous multi-layered structure |
Jun. 20, 2000 |
| 6069436 |
Boron nitride cold cathode |
May. 30, 2000 |
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