Fumio Aoki

Fumio Aoki, Chiba JP

Patent application number	Description	Published
20090036601	THERMOSETTING SOLUTION COMPOSITION AND PREPREG - A thermosetting solution composition composed of a biphenyltetracarboxylic acid compound containing a partial lower aliphatic alkyl ester of 2,3,3′,4′-biphenyltetracarboxylic acid and/or a partial lower aliphatic alkyl ester of 2,2′,3,3′-biphenyltetracarboylic acid, an aromatic diamine compound in a molar amount larger than a molar amount of the biphenyltetracarboxylic acid compound, a partial lower aliphatic alkyl ester of 4-(2-phenylethynyl)phthalic acid compound in a molar amount as much as 1.8-2.2 times a molar amount corresponding to a difference between the molar amount of the aromatic diamine compound and the molar amount of the biphenyltetracarboxylic acid compound, and an organic solvent composed of a lower aliphatic alcohol is of value for manufacture of a prepreg.	02-05-2009
20090078577	Plating Solution Recovery Apparatus and Plating Solution Recovery Method - A plating solution recovery apparatus for electroplating, the apparatus comprises a circulation tank; a sludge removing device; a concentrating device; an iron compound crystallizing device; an iron compound separating device; an iron compound redissolving device; an iron ion removing device; pipelines sequentially connecting the circulation tank, the sludge removing device, the concentrating device, the iron compound crystallizing device, the iron compound separating device, the iron compound redissolving device, and then the iron ion removing device in a downstream direction from a base point coincident with the circulation tank; a pipeline connecting from the iron ion removing device to the circulation tank; a pipeline connecting from the iron compound separating device to the circulation tank; and a flow path changing device connecting to the circulation tank and provided in at least one portion selected from a group of portions, respectively, between the sludge removing device and the concentrating device, between the concentrating device and iron compound crystallizing device, and between the iron compound crystallizing device and the iron compound separating device. With the apparatus being used, the plating solution can be recovered in the manner that sludge and iron are removed from the plating solution used for electroplating of a steel strip. Further, with the apparatus being used, even when stopping the operation of a device(s) related to iron removal, a continuous electroplating operation can be maintained without reducing the operation rate of the sludge removing device.	03-26-2009
20100323183	THERMOSETTING SOLUTION COMPOSITION AND PREPREG - A thermosetting solution composition composed of a biphenyltetracarboxylic acid compound containing a partial lower aliphatic alkyl ester of 2,3,3′,4′-biphenyltetracarboxylic acid and/or a partial lower aliphatic alkyl ester of 2,2′,3,3′-biphenyltetracarboxylic acid, an aromatic diamine compound in a molar amount larger than a molar amount of the biphenyltetracarboxylic acid compound, a partial lower aliphatic alkyl ester of 4-(2-phenylethynyl)phthalic acid compound in a molar amount as much as 1.8-2.2 times a molar amount corresponding to a difference between the molar amount of the aromatic diamine compound and the molar amount of the biphenyltetracarboxylic acid compound, and an organic solvent composed of a lower aliphatic alcohol is of value for manufacture of a prepreg.	12-23-2010
20110168303	HIGH TENSILE STRENGTH STEEL FOR CONTAINER AND PRODUCING METHOD OF THE SAME - A steel sheet for containers that has a hardness of 500 MPa or more and superior workability and a method for producing the steel sheet are provided. A steel containing, in percent by mass, 0.01% to 0.05% carbon, 0.04% or less silicon, 0.1% to 1.2% manganese, 0.10% or less sulfur, 0.001% to 0.100% aluminum, 0.10% or less nitrogen, and 0.0020% to 0.100% phosphorus, the balance being iron and incidental impurities, is subjected to hot rolling at a finishing temperature of (Ar	07-14-2011
20120138595	FLEXIBLE HEATER AND METHOD FOR MANUFACTURING SAME - Provided are flexible heater excellent in heat resistance and in terminal strength, and a method for manufacturing same. A flexible heater	06-07-2012
20120241115	POLYIMIDE SHORT FIBERS AND HEAT-RESISTANT PAPER COMPRISING SAME - Disclosed are polyimide short fibers having an extremely high heat resistance, suitable for non-woven fabrics and paper, and having many branches. Specifically, disclosed are polyimide short fibers having many branches, which are produced by beating and loosening a specific foamed polyimide material. The foamed material preferably comprises a polyimide produced using 2, 3, 3′, 4′-biphenyltetracarboxylic acid as an aromatic tetracarboxylic acid component, preferably has a glass transition temperature of 300° C. or higher, and preferably has an expansion ratio of 20 times or more.	09-27-2012

Fumio Aoki, Ichihara-Shi JP

Patent application number	Description	Published
20100237297	POLYIMIDE POWDER FOR ANTISTATIC POLYIMIDE MOLDED PRODUCT AND POLYIMIDE MOLDED PRODUCT THEREBY - A polyimide powder for an antistatic polyimide molded product is disclosed. The polyimide powder comprises a polyimide-powder prepared from an aromatic tetracarboxylic acid component and a diamine component, and a conductive carbon black having a DBP oil absorption of 300 ml/100 g or more; wherein the amount of the conductive carbon black is within a range of 0.75 wt % to 5 wt % relative to the polyimide-powder. A polyimide molded product with sufficient antistatic property can be formed by molding the above polyimide powder.	09-23-2010
20140155508	Polyimide Powder and Porous Polyimide Body Using the Same - A porous polyimide is obtained by pulverizing a foam product of a polyimide precursor. Particularly, the foam product of the polyimide precursor is a product of heating the polyimide precursor for foaming with microwave radiation and has the imidization ratio of 10 to 90%, and is preferably a foam product including a tetracarboxylic acid component, which contains 50 mol % or more of biphenyltetracarboxylic acids and is monoesterified and/or diesterified in parts with a lower aliphatic primary alcohol with the number of carbon atoms of 4 or less, and a diamine component containing 90 mol % or more of an aromatic diamine, and being a monomer salt of which the ratio of the tetracarboxylic acid component and the diamine component is approximately 2:1 and in a solid form dispersed at molecular level.	06-05-2014
20140183180	Spiral Tube-Like Heater - Provided is a spiral tube-like heater capable of accurately controlling a temperature over a wide range and reducing a problem in safety caused by the disconnection of a heating element. In a spiral tube-like heater (	07-03-2014

Fumio Aoki, Kawasaki JP

Patent application number	Description	Published
20090324178	OPTICAL FIBER SPLICING TECHNIQUE AND OPTICAL MEMBER UNIT - According to an optical fiber splicing technique in which optical fibers F	12-31-2009
20100118497	MODULE STRUCTURE - An apparatus includes a case including a surface, a bottom face and a first hole arranged on the bottom face; a first connector on the bottom face of the case; and a guide pin arranged in the first hole and being capable of moving in the first hole.	05-13-2010

Fumio Aoki, Tokyo JP

Patent application number	Description	Published
20100058050	DATA KEEPING METHOD, CLIENT APPARATUS, STORAGE DEVICE, AND PROGRAM - A storage device sends its storage-device-specific information A to a client apparatus. The client apparatus generates an encryption key P	03-04-2010

Fumio Aoki, Yokohama-Shi JP

Patent application number	Description	Published
20090165447	EXHAUST PURIFICATION DEVICE FOR ENGINE - An agitating device for agitating the exhaust gas of an engine includes a base plate having a plurality of through holes that are defined by radially extending spoke portions and a ring-like rim portion and are arranged in a circular pattern in a circumferential direction of the base plate, and a plurality of fins expanding from the respective spokes on a slant with respect to the base plate. The base plate is fixed in the exhaust passage by the rim portion being jointed to the exhaust passage at welded portions. The welded portions are each disposed in an area between respective two adjacent spoke portions in the circumferential direction of the base plate, and an outer edge of the rim portion positioned on the outer side of the rim portion in extending directions of the spoke portions is located next to the exhaust passage with a gap provided therebetween.	07-02-2009

Fumio Aoki, Kawasaki-Shi JP

Patent application number	Description	Published
20120141085	FIBER CLAMP MECHANISM - A fiber clamp mechanism of an optical fiber fusion splicer includes a fiber receiving base and a clamp tip attached to a tip of a stay, in which the fiber receiving base is formed to have a substantially L-shaped cross section in which a thin-walled projecting piece is provided to project upward, and a V-groove with a thin wall holding an optical fiber is formed on an upper surface of the projecting piece, the clamp tip is formed to have a substantially L-shaped cross section in which a projecting piece having a V-shaped pressing portion with a thin wall formed along the V-groove projects downward and is fixed to the tip of the stay, and a tip of the V-shaped pressing portion is formed to have an R-shape along an axial direction of the optical fiber.	06-07-2012

Fumio Aoki, Oyama-Shi JP

Patent application number	Description	Published
20120286013	OPTICAL FIBER CUTTING DEVICE - An optical fiber cutting device includes a fiber holding part holding an optical fiber to be cutting processed, a fiber holding part provided in line with an interval from the fiber holding part and holding a glass core wire part of the optical fiber of which cover is removed, a round blade unit attaching a starting point scratch at a lower surface of a glass core wire of the optical fiber held between the fiber holding parts, and a cutting block pressing an upper surface of the glass core wire corresponding to the starting point scratch from upward, and applying a tensile and a bending stresses to the glass core wire, wherein at least an end face of the cutting block pressing the glass core wire is formed with a rigid material in an R-state along an axis direction of the glass core wire, and the end face is smoothly processed.	11-15-2012