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Makoto Kojima

Makoto Kojima, Osaka JP

Patent application numberDescriptionPublished
20090129164SEMICONDUCTOR NON-VOLATILE MEMORY - A semiconductor non-volatile memory, wherein a memory cell can be read accurately without having to discharge bit lines before the read operation. When reading a memory cell, the first bit line connected to the drain thereof is connected to the voltage source to receive a predetermined voltage, and the second bit line connected to the source thereof is connected to the sense amplifier. In this process, the third bit line in the vicinity of the second bit line is connected to the ground power supply. Thus, since the third bit line in the vicinity of the second bit line being sensed is forcibly set to the ground level, no charge flows in therefrom, thus preventing a current flowing into the second bit line.05-21-2009
20090135651CURRENT OR VOLTAGE MEASUREMENT CIRCUIT, SENSE CIRCUIT, SEMICONDUCTOR NON-VOLATILE MEMORY, AND DIFFERENTIAL AMPLIFIER - In a wire pair 05-28-2009
20090162617BACKLIGHT SYSTEM AND OPTICAL SHEET WITH PRESSURE-SENSITIVE ADHESIVE - The present invention relates to A backlight system including an adherend for outgoing light, an optical film subjected to embossing or roughening processing treatment so as to increase the surface area thereof, and a pressure-sensitive adhesive layer containing a pressure-sensitive adhesive polymer having a gel fraction of 35 to 85%, in which the adherend and the optical film are joined through the pressure-sensitive adhesive layer. Further, the invention relates to a process for producing the backlight system, an optical sheet with a pressure-sensitive adhesive which is used in the backlight system, and an image display and an illuminating system using the backlight system.06-25-2009
20090282861AIR CONDITIONING APPARATUS - A supercooling heat exchanger of an air conditioning apparatus is configured to exchange heat between a high-pressure refrigerant and a low-pressure refrigerant. The supercooling heat exchanger is divided into first and second heat exchangers. One of the first and second heat exchangers is disposed so that the high-pressure refrigerant and the low-pressure refrigerant flow countercurrent to each other. The other of the first and second heat exchangers is disposed so that the high-pressure refrigerant and the low-pressure refrigerant flow parallel to each other. Preferably, both heat exchangers have a high-pressure liquid refrigerant pipe that is wound around the external periphery of a low-pressure refrigerant suction pipe. The heat exchangers are thereby reduced in size.11-19-2009
20100058800AIR CONDITIONING APPARATUS - An air conditioning apparatus includes a supercooling heat exchanger configured to exchange heat between a high-pressure refrigerant and a low-pressure refrigerant. A high-pressure liquid refrigerant pipe is wound around an external periphery of a low-pressure refrigerant suction pipe. Preferably, the supercooling heat exchanger is disposed inside the indoor unit at a position below an evaporator. Drain water from the evaporator is dispersed over the supercooling heat exchanger or a drain pipe leading from a drain pan of the evaporator is wound together with the high-pressure liquid refrigerant pipe around the low-pressure refrigerant suction pipe. In either case, cold energy of the drain water is made to effectively acts on the high-pressure liquid refrigerant pipe to exchange heat. The supercooling heat exchanger operates with improved efficiency without any increase in the volume of the heat exchanger so that the evaporator can be made as small and compact as possible.03-11-2010

Patent applications by Makoto Kojima, Osaka JP

Makoto Kojima, Atsugi-Shi JP

Patent application numberDescriptionPublished
20090033223CONDUCTIVE FILM, ELECTRON EMITTING DEVICE AND IMAGE DISPLAY APPARATUS - A conductive film of thickness of from 3 nm to 50 nm made from a metal or ally formed on a substrate, wherein the ratio of density thereof to bulk density of the metal or alloy is from 0.2 to 0.5, and the ratio of resistivity thereof to bulk resistivity of the metal or alloy is from 100 to 100000.02-05-2009
20090291611MANUFACTURING METHODS OF AIRTIGHT CONTAINER AND IMAGE DISPLAY APPARATUS - Provided is a manufacturing method of an airtight container, comprising: an electron beam irradiation process for irradiating an electron beam to a non-evaporable type getter that has not been activated so as not to activate the non-evaporable type getter; and a sealing process for sealing a seal portion after the electron beam irradiation process, and thereby forming the airtight container.11-26-2009

Makoto Kojima, Sakai-Shi JP

Patent application numberDescriptionPublished
20090013715Refrigerant Flow Divider Of Heat Exchanger For Refrigerating Apparatus - A refrigerant flow dividing apparatus of a heat exchanger for refrigerating apparatus is provided with a minimal number of refrigerant flow regulating valves and suppresses increase in the size and costs of the apparatus. Refrigerant is supplied to paths of the heat exchanger for refrigerating apparatus including a heat exchanger for reheat dehumidification via a refrigerant flow divider provided with paths. Each path of the refrigerant flow divider is provided with a refrigerant flow regulating valve, and a predetermined one of the refrigerant flow regulating valves of the paths also functions as a reheat dehumidification valve.01-15-2009
20090025420Air Conditioner - An air conditioner that reverses and appropriately controls the stream of refrigerant between paths of a flow divider corresponding to an air conditioner heat exchanger having a plurality of paths to increase the heat exchange capacity is provided. The air conditioner includes a compressor, a four-way valve, an outdoor heat exchanger, a restriction device, and an indoor heat exchanger including a plurality of paths. These members are sequentially connected by a refrigerant pipe to form a refrigerant circuit. A flow divider including a plurality of paths is arranged between the indoor heat exchanger, which includes the plurality of paths, and the restriction device. A refrigerant flow amount regulation valve is provided for each of the plurality of paths in the flow divider. In a predetermined operation state, more refrigerant is distributed to a predetermined passage in which the processing capacity is large and the refrigerant temperature at an outlet of the indoor heat exchanger is high in comparison with other paths.01-29-2009