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Inventor:
Okamoto; Akihiko
Address:
Tokyo, JP
No. of patents:
15
Patents:












Patent Number Title Of Patent Date Issued
7359578 Information processing apparatus, and program, computer readable medium, and method for searchin April 15, 2008
Image data is transmitted from an image input apparatus to an information processing apparatus. Specific information (e.g., photographing information) that specifies the image data, and identification information (e.g., a disk name) that identifies an optical disk on which the image
7161285 CNT film and field-emission cold cathode comprising the same January 9, 2007
A fabrication method for an emitter includes the steps of forming on a glass substrate a CNT film which contains a plurality of carbon nanotubes (CNTs) and constitutes an emitter electrode, forming a gate electrode via an insulating film on the CNT film, forming a plurality of gate openi
6780075 Method of fabricating nano-tube, method of manufacturing field-emission type cold cathode, and m August 24, 2004
A method of fabricating a nano-tube that enables shortly cutting off the nano-tube without deteriorating the same and that when the nano-tube is used as the emitter can provide an improved flat-ability of the surface of the emitter, a method of manufacturing a field-emission type cold ca
6404138 Cold cathode display device and driving method June 11, 2002
A method of driving a cold cathode element, includes (a) providing a plurality of cold cathodes; (b) deflecting a plurality of electron beams respectively emitted from the plurality of cold cathodes; (c) providing at least one control electrode for at least one of the plurality of cold
6404113 Field emission type cold cathode element, method of fabricating the same, and display device June 11, 2002
Semiconductor layers are formed on a substrate, and an insulating film is formed on the semiconductor layers. On the insulating film is formed a gate electrode, which has emitter holes formed therein. In the emitter holes are formed emitters, which are provided with emitter electrodes vi
6307309 Field emission cold cathode device and manufacturing method thereof October 23, 2001
The present invention relates to a method of manufacturing a field emission cold cathode device, having a field emission cold cathode element which comprises a plurality of emitters formed on a substrate and each in the shape of a sharply pointed cone, and a gate electrode provided with
6153978 Field emission cold cathode device and method for driving the same November 28, 2000
In a field emission cold cathode device including one emitter, a supporting region formed of a conductor or a semiconductor for supporting the emitter, and a gate electrode provided in the proximity of the emitter, electrons are supplied to the emitter from a capacitance formed by a pair
6060823 Field emission cold cathode element May 9, 2000
A field emission cold cathode element designed with the objects of enabling control of overcurrents that arise at times of discharge without adding a power source or complicating the operating circuits, realizing high-frequency operation and lower power consumption without giving rise
6040973 Method of driving a field emission cold cathode device and a field emission cold cathode electro March 21, 2000
A field emission cold cathode device is driven to make an emission current constant without limiting the available choice of materials for a gate electrode. A positive voltage with reference to OV is applied from a gate power supply to gate electrode of the field emission cold cathode de
5977696 Field emission electron gun capable of minimizing nonuniform influence of surrounding electric p November 2, 1999
In a field emission electron gun including emitters (104) on predetermined parts of a substrate (109), an insulator film (105) on a remaining part of the substrate, a first gate electrode (101) on the insulator film so as to surround the emitters with a space left between each emitter an
5877594 Electron beam apparatus having an electron lens and a structure for compensating for a spherical March 2, 1999
In a cold cathode electron beam device, groups of electron emission cones emit electrons which are extracted from the cones by respective extraction electrodes. The emitted electrons are focussed into a beam by an electron lens so as to strike a fluorescent screen. In order to minimize t
5850120 Electron gun with a gamma correct field emission cathode December 15, 1998
An electron gun includes a field emission cold cathode (1) having a first electric potential, a primary gate electrode (2) having a first opening around the top of the cathode (1) and having a second electric potential which is higher than the first electric potential for causing an elec
5786657 Field emission electron gun capable of minimizing nonuniform influence of surrounding electric p July 28, 1998
In a field emission electron gun including emitters (104) on predetermined parts of a substrate (409), an insulator film (105) on a remaining part of the substrate, a first gate electrode (101) on the insulator film so as to surround the emitters with a space left between each emitter an
5557160 Field emission cathode including cylindrically shaped resistive connector and method of manufact September 17, 1996
A high resistance epitaxial layer is formed on a substrate, and a resistance layer is formed for each emitter by injecting ions into the high resistance epitaxial layer via an aperture formed through a gate electrode. An emitter is provided on the resistance layer. Alternatively, ion
4948751 Moelcular beam epitaxy for selective epitaxial growth of III - V compound semiconductor August 14, 1990
A method of selective epitaxial growth includes a step of selectively forming an insulator film on a predetermined region of a semiconductor substrate and a step of evaporating a starting material containing a Group III element in vacuum in the presence of a Group V element to grow e










 
 
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