Electron-emitting device and image forming apparatus using same
AssigneeCanon Kabushiki Kaisha
InventorsMasato Yamanobe, Takeo Tsukamoto, Keisuke Yamamoto, Yasuhiro Hamamoto
Life of this patent
Estimating the term…
Abstract
An electron-emitting device comprises an electroconductive film including an electron-emitting region disposed between a pair of electrodes arranged on a substrate. The electron-emitting region is formed close to the step portion formed by one of the electrodes and the substrate.
Claims48
An electron-emitting device comprising an electroconductive thin film including a fissure disposed between a pair of electrodes arranged on a substrate, wherein said fissure is located closer to one of the pair of electrodes than to the other and is formed close to the step portion formed by one of the pair of electrodes and the substrate.
Dependencies are inferred from the claim text.