Tetsuo Shimizu
Tetsuo Shimizu, Matsumoto-Shi JP
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20100259732 | LIGHT SOURCE DEVICE AND PROJECTOR - A light source device includes a light emitting tube having a light emitting section that emits light, a first sealing section on one side of the light emitting section formed integrally with the light emitting section, and a second sealing section on the other side of the light emitting section formed integrally with the light emitting section. A secondary reflecting mirror having a secondary reflecting surface covers part of a periphery of the light emitting section and reflects light emitted from the light emitting section. A primary reflecting mirror having a primary reflecting surface reflects the light emitted from the light emitting section and the light reflected by the secondary reflecting mirror. The secondary reflecting mirror has a first reference plane defined by a first boundary line as a boundary between the light emitting section and the first sealing section, which does not intersect with the secondary reflecting surface | 10-14-2010 |
20100321645 | LIGHT SOURCE UNIT AND PROJECTOR - A light source unit includes: an arc tube having a light-emitting portion; a secondary reflector covering part of the periphery of the light-emitting portion and being provided with a secondary reflecting surface for reflecting light emitted from the light-emitting portion; a primary reflector having a primary reflecting surface for reflecting the light emitted from the light-emitting portion and the light reflected from the secondary reflector; a first electrode; and a second electrode; wherein the second electrode is arranged at a position which causes an ionic wind to be induced by applying a voltage between the second electrode and the first electrode and causes air between the secondary reflecting surface and the light-emitting portion to flow, and either one of the first electrode or the second electrode is arranged between the arc tube and the secondary reflector. | 12-23-2010 |
20100328621 | OPTICAL DEVICE AND PROJECTOR - An optical device includes: a light modulation unit configured to modulate a light according to image information, including an element substrate having a pixel electrode and a switching element connected with the pixel electrode, and an opposed substrate disposed opposed to the element substrate; a frame configured to hold the light modulation unit; and an incident side dustproof glass disposed in close contact with a light incident side end surface of the opposed substrate, the incident side dustproof glass having the plane size larger than the plane size of the opposed substrate is disposed on the light incident side of the frame. | 12-30-2010 |
20110025984 | PROJECTOR - A projector includes: spatial light modulation devices; and a cooling duct configured to flow a cooling air for sequentially cooling the spatial light modulation devices, the cooling duct has a first flow path formed by portions including the light entrance surface of at least one of the spatial light modulation devices for the respective color lights, a second flow path formed by portions including the light exit surface of the corresponding spatial light modulation device, and a junction area where the cooling air flowing through the first flow path and the cooling air flowing through the second flow path join each other, and the junction area is disposed at a downstream position of the cooling air with respect to the spatial light modulation device provided for a predetermined color light whose light amount is the maximum in the respective color lights that enter the light entrance surface. | 02-03-2011 |
20140340652 | LIGHT SOURCE DEVICE AND PROJECTOR - A light source device includes a first light emitting element disposed in a first region on a substrate, and a second light emitting element disposed in a second region on the substrate, a temperature dependency of light emission characteristics of the first light emitting element is stronger than a temperature dependency of light emission characteristics of the second light emitting element, and a heat radiation performance in the first region is higher than a heat radiation performance in the second region. | 11-20-2014 |
Tetsuo Shimizu, Tokyo JP
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20090297822 | POROUS MULTILAYERED HOLLOW-FIBER MEMBRANE AND PROCESS FOR PRODUCING THE SAME - A porous hollow fiber membrane which has high blocking performance and high water permeability suitable for filtration and the like and exhibits excellent strength, and a process for stably producing the porous hollow fiber membrane are disclosed. The process utilizes a hollow fiber molding nozzle having two or more circular discharge ports which are disposed concentrically. Multilayer melt-extrusion is performed by discharging molten mixtures which include a thermoplastic resin and an organic liquid and differ in composition from the adjacent discharge ports. The resulting product is cooled to solidify to obtain a hollow fiber. The organic liquid is then removed from the hollow fiber by extraction to produce a porous hollow fiber membrane. The molten mixture discharged from at least one circular discharge port includes an inorganic fine powder in addition to the thermoplastic resin and the organic liquid. The inorganic fine powder is removed by extraction after cooling in addition to the organic liquid. | 12-03-2009 |
20100314010 | HIGH-STRENGTH HOT-ROLLED STEEL SHEET AND METHOD FOR MANUFACTURING SAME - A high-strength hot-rolled steel sheet has a tensile strength (TS) of 540 to 780 MPa, only small variations in strength, and excellent uniformity in strength using a general-purpose Ti-containing steel sheet, which is inexpensive. The high-strength hot-rolled steel sheet includes, on a mass percent basis, 0.05%-0.12% C, 0.5% or less Si, 0.8%-1.8% Mn, 0.030% or less P, 0.01% or less S, 0.005%-0.1% Al, 0.01% or less N, 0.030%-0.080% Ti, and the balance being Fe and incidental impurities. The microstructure have a bainitic ferrite fraction of 70% or more, and the amount of Ti present in a precipitate having a size of less than 20 nm is 50% or more of the value of Ti* calculated using formula ( | 12-16-2010 |
20100319819 | HIGH-STRENGTH HOT-ROLLED STEEL SHEET AND METHOD FOR MANUFACTURING SAME - A high-strength hot-rolled steel sheet has a tensile strength (TS) of 540 to 780 MPa, only small variations in strength, and excellent uniformity in strength using a general-purpose Ti-containing steel sheet, which is inexpensive. The high-strength hot-rolled steel sheet includes, on a mass percent basis, 0.05%-0.12% C, 0.5% or less Si, 0.8%-1.8% Mn, 0.030% or less P, 0.01% or less S, 0.005%-0.1% Al, 0.01% or less N, 0.030%-0.080% Ti, and the balance being Fe and incidental impurities. The microstructure have a volume fraction of polygonal ferrite of 70% or more, and the amount of Ti present in a precipitate having a size of less than 20 nm is 50% or more of the value of Ti* calculated using formula (1): Ti*=[Ti]−48/14×[N] (1) where [Ti] and [N] represent a Ti content (percent by mass) and a N content (percent by mass), respectively, of the steel sheet. | 12-23-2010 |
Tetsuo Shimizu, Settsu-Shi JP
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20100076158 | CURABLE POLYMER COMPOSITION - There is provided a curable polymer composition being curable quickly to form a cured article having excellent adhesion and followability to a substrate and at least comprising (A) an acrylic copolymer having a hydrogen atom bonded to a silicon atom, (B) a compound having at least two aliphatic unsaturated bonds in one molecule thereof, (C) a fluoroolefin copolymer comprising vinylidene fluoride as main component, and (D) a catalyst for hydrosilylation reaction. | 03-25-2010 |
20100113700 | CURABLE FLUORINE-CONTAINING POLYMER COMPOSITION - There is provided a curable fluorine-containing polymer composition which is quickly cured at relatively low temperatures by hydrosilylation reaction and provides a coating film which has high hardness, excellent solvent resistance and flexibility. The curable fluorine-containing polymer composition comprises a fluorine-containing polymer comprising a fluorinated ethylenic monomer unit and a non-fluorinated ethylenic monomer unit, in which a part or the whole of the non-fluorinated ethylenic monomer units is a unit represented by the formula: | 05-06-2010 |
20100144993 | CURABLE FLUORINE-CONTAINING POLYMER, CURABLE RESIN COMPOSITION PREPARED FROM SAME AND ANTIREFLECTION FILM - A curable fluorine-containing polymer having a number average molecular weight of from 500 to 1,000,000 and is represented by the formula (1): -(A)-(M)- in which the structural unit M is a structural unit derived from a fluorine-containing ethylenic monomer and represented by the formula (M): [—(CX | 06-10-2010 |
20100234635 | METHOD FOR PRODUCING FLUORINE-CONTAINING POLYMER, AQUEOUS DISPERSION OF FLUORINE-CONTAINING POLYMER, 2-ACYLOXYCARBOXYLIC ACID DERIVATIVE, AND SURFACE ACTIVE AGENT - The present invention provides a method of producing a fluoropolymer, wherein polymerization using a carboxylate ester bond-containing carboxylic acid derivative as a surfactant in an aqueous medium to give the fluoropolymer is conducted, the above carboxylate ester bond-containing carboxylic acid derivative has a carboxylate ester bond and —COOM (M representing H, NH | 09-16-2010 |
Tetsuo Shimizu, Ibaraki JP
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20090251199 | Switching Element - A switching element | 10-08-2009 |
20100193757 | TWO-TERMINAL RESISTANCE SWITCHING DEVICE AND SEMICONDUCTOR DEVICE - The present invention is contemplated for providing a resistance switching device having a very small device size of approximately 20 nm×20 nm in its entirety, by taking advantage of a small diameter of a multilayered carbon nanotube or a multilayered carbon nanofiber per se, via a simpler manner that does not require any molecule inclusion step, with an excellent electric conductivity. | 08-05-2010 |
Tetsuo Shimizu, Osaka JP
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20080227948 | Fluorine-Containing Elastomer Polymer and Method For Producing Same - The present invention provides an elastomeric fluoropolymer excellent in productivity and crosslinkability and a method of producing the same. The present invention is an elastomeric fluoropolymer having a vinyl group-containing fluorinated emulsifier-derived unit (A) and a unit (B) derived from a cure site monomer (b1) and/or bromine atom- and/or iodine atom-containing saturated aliphatic compound (b2), wherein the vinyl group-containing fluorinated emulsifier is a compound having a radical polymerizable unsaturated bond and a hydrophilic group within the molecule. | 09-18-2008 |
20090075150 | MATERIAL FOR SOLID POLYELECTROLYTE SUITABLE FOR USE IN FUEL CELL - A material for solid polyelectrolytes which comprises a polymer comprising two or more fluoropolymer segments differing in monomer composition, wherein at least one of the fluoropolymer segments has sulfonic acid type functional groups. | 03-19-2009 |
20090239994 | PROCESS FOR PRODUCING AQUEOUS FLUOROPOLYMER DISPERSION AND AQUEOUS FLUOROPOLYMER DISPERSION - The present invention provides a method of producing a fluoropolymer aqueous dispersion by which the fluorine-containing emulsifier contained in the fluoropolymer aqueous dispersion as obtained after polymerization can be efficiently removed as well as a fluoropolymer aqueous dispersion low in fluorine-containing emulsifier concentration. The present invention is a method of producing a fluoropolymer aqueous dispersion which comprises carrying out a concentration treatment comprising a concentration operation of a pretreatment fluoropolymer aqueous dispersion, wherein the pretreatment fluoropolymer aqueous dispersion is obtained by carrying out a polymerization in an aqueous medium in the presence of a fluorine-containing surfactant (A), the fluorine-containing surfactant (A) is a fluorine-containing surfactant having an octanol/water partition coefficient of 1.5 to 3.5. | 09-24-2009 |
20090264568 | METHOD FOR PRODUCING FLUORINE-CONTAINING POLYMER, AQUEOUS DISPERSION OF FLUORINE-CONTAINING POLYMER, 2-ACYLOXYCARBOXYLIC ACID DERIVATIVE, AND SURFACE ACTIVE AGENT - The present invention provides a method of producing a fluoropolymer, wherein polymerization using a carboxylate ester bond-containing carboxylic acid derivative as a surfactant in an aqueous medium to give the fluoropolymer is conducted, the above carboxylate ester bond-containing carboxylic acid derivative has a carboxylate ester bond and —COOM (M representing H, NH | 10-22-2009 |
20120322941 | AQUEOUS TETRAFLUOROETHYLENE POLYMER DISPERSION, PROCESS FOR PRODUCING THE SAME, TETRAFLUOROETHYLENE POLYMER POWDER, AND MOLDED TETRAFLUOROETHYLENE POLYMER - The present invention provides a tetrafluoroethylene polymer aqueous dispersion obtained by carrying out a TFE polymerization in an aqueous medium in the presence of a fluorovinyl group-containing emulsifier, wherein the TFE polymer aqueous dispersion contains a particle comprising a TFE polymer dispersed in the aqueous medium, the fluorovinyl group-containing emulsifier comprises a fluorovinyl group-containing compound, and the TFE polymer aqueous dispersion has a fluorine-containing surfactant content of not higher than 1000 ppm by mass. | 12-20-2012 |
Tetsuo Shimizu, Tsukuba-Shi JP
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20080232153 | Non-volatile memory device - A non-volatile memory device | 09-25-2008 |
20080315184 | Switching Element - A switching element comprising: an insulative substrate; a first electrode and a second electrode provided on one surface of the insulative substrate; and an interelectrode gap which is provided between the first electrode and the second electrode, and which has a gap on the order of nanometers in which switching phenomenon of resistance occurs by applying predetermined voltage between the first electrode and the second electrode, wherein the one surface of the insulative substrate contains nitrogen. | 12-25-2008 |
20090039330 | Two-terminal resistance switching element with silicon, and semiconductor device - A two-terminal resistance switching element, wherein two silicon films each doped with an impurity are arranged with a gap width in the order of nanometers. | 02-12-2009 |
20090161407 | Drive Method of Nanogap Switching Element and Storage Apparatus Equipped with Nanogap Switching Element - A nanogap switching element is equipped with an inter-electrode gap portion including a gap of a nanometer order between a first electrode and a second electrode. A switching phenomenon is caused in the inter-electrode gap portion by applying a voltage between the first and second electrodes. The nanogap switching element is shifted from its low resistance state to its high resistance state by receiving a voltage pulse application of a first voltage value, and shifted from its high resistance state to its low resistance state by receiving a voltage pulse application of a second voltage value lower than the first voltage value. When the nanogap switching element is shifted from the high resistance state to the low resistance state, a voltage pulse of an intermediate voltage value between the first and second voltage values is applied thereto before the voltage pulse application of the second voltage value thereto. | 06-25-2009 |
20110108399 | Switching Element - There is provided a switching element which facilitates integration with higher density and lamination in a device, the switching element including: an insulating substrate; a first electrode provided on the insulating substrate; a second electrode provided above the first electrode; and a between-electrode gap section provided between the first electrode and the second electrode and including a nanometer-scale gap for causing a switching phenomenon of a resistor by applying a prescribed voltage between the first electrode and the second electrode. | 05-12-2011 |
20130155757 | Drive Method for Memory Element, and Storage Device Using Memory Element - A memory element includes an insulating substrate; a first electrode and a second electrode on the insulating substrate; and an inter-electrode gap portion that causes a change in resistance value between the first and second electrodes. Applied to the memory element from a pulse generating source is a first voltage pulse for shifting from a predetermined low-resistance state to a predetermined high-resistance state, and a second voltage pulse for shifting from the high-resistance state to the low-resistance state through a series-connected resistor, by which current flowing to the memory element after the change to a low resistance value is reduced. When shifting from the high to the low-resistance state, a voltage pulse is applied such that an electrical resistance between the pulse generating source and the memory element becomes higher than the electrical resistance shifting from the low to the high-resistance state. | 06-20-2013 |
20130170285 | Drive Method for Memory Element and Storage Device Using Memory Element - In a drive method for a memory element that includes an insulating substrate, a first electrode and a second electrode provided on the insulating substrate, and an inter-electrode gap portion provided between the first electrode and the second electrode and having a gap of the order of nanometers where a phenomenon of a change in resistance value between the first and second electrodes occurs, and that can perform a transition from a predetermined low-resistance state to a predetermined high-resistance state and a transition from the high-resistance state to the low-resistance state, a current pulse is applied to the memory element by a constant current circuit upon the transition from the high-resistance state to the low-resistance state. | 07-04-2013 |
Tetsuo Shimizu, Kyoto JP
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20090061541 | SEMICONDUCTOR FABRICATION SYSTEM, AND FLOW RATE CORRECTION METHOD AND PROGRAM FOR SEMICONDUCTOR FABRICATION SYSTEM - Zero point shift based on thermal siphon effect occurring actually when a substrate is processed is detected accurately and corrected suitably. The semiconductor fabrication system comprises a gas supply passage ( | 03-05-2009 |
20090092741 | METHOD FOR FORMING FILM AND FILM FORMING SYSTEM - The present claimed invention is a film forming system | 04-09-2009 |
20110125445 | THERMAL TYPE MASS FLOW METER, AND THERMAL TYPE MASS FLOW CONTROL DEVICE - The present invention provides a thermal type mass flow meter and a thermal type mass flow control device which can lower a measurement error caused by an influence of a thermal siphon phenomenon so as to intend to improve a flow rate measurement precision while it is possible to construct a whole compactly and inexpensively with a simple structure, without using any flow path converting block. | 05-26-2011 |
Tetsuo Shimizu, Hiroshima JP
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20090050244 | Hot-Rolled High Strength Steel Sheet Having Excellent Ductility, Stretch-Flangeability, and Tensile Fatigue Properties and Method for Producing the Same - The present invention provides a hot-rolled high strength steel sheet in which, without using expensive Mo, by effectively using Ti which is an inexpensive element and the amount of precipitation hardening of which is large, both ductility and stretch-flangeability are improved at a tensile strength of 780 MPa or higher, and excellent tensile fatigue properties are exhibited; and a method for producing the hot-rolled high strength steel sheet. A hot-rolled high strength steel sheet having a composition including, in percent by mass, C: 0.06% to 0.15%, Si: 1.2% or less, Mn: 0.5% to 1.6%, P: 0.04% or less, S: 0.005% or less, Al: 0.05% or less, and Ti: 0.03% to 0.20%, the balance being Fe and incidental impurities, wherein the steel sheet has a structure in which the volume fraction of ferrite is 50% to 90%, the balance is substantially bainite, the total volume fraction of ferrite and bainite is 95% or more, precipitates containing Ti are precipitated in the ferrite, and the precipitates have an average diameter of 20 nm or less; and 80% or more of the Ti content in the steel is precipitated. | 02-26-2009 |
Tetsuo Shimizu, Seto-Shi JP
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20120104654 | MOLDING METHOD AND MOLDING DEVICE FOR FORMING IMPELLER - A molding method for forming an impeller, includes a mold clamping process having a first mold for forming one side of blades, a second mold firmly clamped with the first mold, and a core arranged at the first mold relative to the blades, the mold clamping process clamping the first mold to the second mold in a state where the core is arranged between the first mold and the second mold, an injecting process injecting resin in a cavity obtained by the mold clamping process, and a mold removing process including the steps of releasing at least the first mold from the clamped state obtained by the mold clamping process to generate an opened portion in the first mold after the resin is hardened, rotating the core about a rotational axis toward the opened portion of the first mold, and separating the core from the resin-molded impeller. | 05-03-2012 |
Tetsuo Shimizu, Kyoto-Shi JP
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20130092256 | FLOW RATE CONTROL DEVICE, DIAGNOSTIC DEVICE FOR USE IN FLOW RATE MEASURING MECHANISM OR FOR USE IN FLOW RATE CONTROL DEVICE INCLUDING THE FLOW RATE MEASURING MECHANISM AND RECORDING MEDIUM HAVING DIAGNOSTIC PROGRAM RECORDED THEREON FOR USE IN THE SAME - The flow rate control device is provided with: a fluid resistor provided on the flow channel; a pressure sensor provided in any one of an upstream side or a downstream side of the fluid resistor; a stable state judging part configured to judge, based on the measurement flow rate value or a measurement pressure value measured by the pressure sensor, whether or not a state of the fluid flowing through the flow channel is in a stable state; and an abnormality diagnosing part configured to diagnose an abnormality of the measurement flow rate value based on a variation amount of the measurement pressure value in the case where the stable state judging part judges that the state of the fluid is in a stable state. | 04-18-2013 |
20130092257 | FLOW RATE CONTROL DEVICE, DIAGNOSTIC DEVICE FOR USE IN FLOW RATE MEASURING MECHANISM OR FOR USE IN FLOW RATE CONTROL DEVICE INCLUDING THE FLOW RATE MEASURING MECHANISM AND RECORDING MEDIUM HAVING DIAGNOSTIC PROGRAM RECORDED THEREON FOR USE IN THE SAME - The flow rate control device is provided with: a fluid resistor provided on the flow channel; a pressure sensor provided in any one of an upstream side or a downstream side of the fluid resistor; a pressure calculating part configured to calculate a pressure in a side with respect to the fluid resistor where the pressure sensor is not provided; a flow rate calculating part configured to calculate a flow rate based on the measurement pressure value and a calculation pressure value calculated by the pressure calculating part; and an abnormality diagnosing part configured to diagnose an abnormality of the measurement flow rate value based on the measurement flow rate value and a calculation flow rate value. | 04-18-2013 |
20130092258 | FLOW RATE CONTROL DEVICE, AND DIAGNOSTIC DEVICE AND RECORDING MEDIUM RECORDED WITH DIAGNOSTIC PROGRAM USED FOR FLOW RATE CONTROL DEVICE - In order to be able to diagnose an abnormality occurring in a flow rate control valve with high reliability, and for example, if an abnormality occurs in the flow rate control valve, quickly perform appropriate maintenance or the like, a first measured flow rate diagnostic part that, on the basis of a second measured flow rate value or a measured pressure value, diagnoses an abnormality of a first measured flow rate value, and a valve diagnostic part that, when the first measured flow rate diagnostic part diagnoses that the first measured flow rate value has no abnormality, diagnoses an abnormality of the flow rate control valve are provided. | 04-18-2013 |
Tetsuo Shimizu, Kariya-Shi JP
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20140216386 | RESIN MOLDING MOLD FOR INTAKE MANIFOLD, INTAKE MANIFOLD AND METHOD OF RESIN MOLDING FOR INTAKE MANIFOLD - Provided are a resin molding mold enabling an intake manifold made of a resin to be manufactured at low cost, an intake manifold, and a method for molding a resin for an intake manifold. The resin molding mold for an intake manifold includes a slide mold provided at an end of a surge tank and a plurality of combination-type core molds molding an inner surface of the surge tank. The core molds include a first core member capable of a relative movement in advance of another core member after resin molding, and a second core member capable of moving with utilizing an inner space formed by the relative movement of the first core member. The first core member and the second core member are configured to be extractable through a space inwardly of a resin-molded flange. | 08-07-2014 |