Kiyoshi Yamauchi
Kiyoshi Yamauchi, Sendai-Shi JP
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20110041966 | FUNCTIONAL MEMBER FROM Co-BASED ALLOY AND PROCESS FOR PRODUCING THE SAME - A Co-based alloy having a fundamental composition of Co—Al binary system containing 3-15% Al and having lamellar structure wherein f.c.c. structure α-phase and β(B2)-phase are superimposed on each other in layers, which Co-based alloy is modified so as to have a porous surface layer region effective for chemical retaining capability, sustained release, biocompatibility, etc. through selective removal of either the α-phase or the β-phase from the surface layer. As a third component, at least one member selected from among Ni, Fe, Mn, Ga, Cr, V, Ti, Mo, Nb, Zr, W, Ta, Hf, Si, Rh, Pd, Ir, Pt, Au, B, C and P may be contained in a total amount of 0.001 to 60%. | 02-24-2011 |
20120016463 | GUIDE WIRE AND STENT - A guide wire includes a distal core member made of a ferrous alloy which has shape memory properties and superelasticity. The ferrous alloy preferably includes substantially two phases, and has a difference of 100° C. or less between an Af point and an Ms point in a thermal hysteresis of martensitic transformation and reverse transformation. The guide wire may include a proximal core member made of an iron-containing alloy and having a higher modulus of elasticity than the distal core member. The two core members may be joined together by welding to form a core of the guide wire. | 01-19-2012 |
Kiyoshi Yamauchi, Miyagi JP
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20080281396 | GUIDE WIRE AND STENT - A guide wire includes a distal core member made of a ferrous alloy which has shape memory properties and superelasticity. The ferrous alloy preferably includes substantially two phases, and has a difference of 100° C or less between an Af point and an Ms point in a thermal hysteresis of martensitic transformation and reverse transformation. The guide wire may include a proximal core member made of an iron-containing alloy and having a higher modulus of elasticity than the distal core member. The two core members may be joined together by welding to form a core of the guide wire. | 11-13-2008 |
20090062906 | Stent with autonomic function - To provide a stent which holds various performances such as deliverability, prevention of restenosis, flexible shape conformability, and so on and is therefore adaptable not only to a bile duct but also to a blood vessel system such as a tortuous coronary artery substantially without causing restenosis. | 03-05-2009 |
20090068054 | Ti-Ni-Nb alloy device - To provide a Ti—Ni—Nb alloy device which is a shape memory device excellent in response characteristics. | 03-12-2009 |
20100228173 | Corrective Device for Deformed Nails - An elastic metal strip | 09-09-2010 |
20110301691 | METHOD OF MANUFACTURING TUBULAR STRUCTURE, AND STENT - A method of manufacturing a tubular structure is implemented by housing a tubular base, which has a side circumference surface formed in a bellows-like shape, in a polishing container, causing magnetic particles to flow along a circumferential direction of the tubular base due to action of magnetic poles, and supplying abrasive particles to the polishing container so that the abrasive particles flow along an axial direction of the tubular base, thereby polishing a surface of the tubular base. The method includes: a first polishing step of polishing an exposed surface of the tubular base by causing the magnetic particles and the abrasive particles to flow while an inner surface of the tubular base remains covered; and a second polishing step of polishing an exposed surface of the tubular base by causing the magnetic particles and the abrasive particles to flow while an outer surface of the tubular base remains covered. | 12-08-2011 |
20120094123 | Core wire for guide wire and method for manufacturing the same - Provided is a core wire for guide wire in which high rigidity can be attained even with a fine wire diameter so that pushability is improved while the core wire is prevented from fatigue deformation, and a method for manufacturing the core wire. | 04-19-2012 |
20130204391 | HIGHLY ELASTIC STENT AND PRODUCTION METHOD FOR HIGHLY ELASTIC STENT - A highly elastic stent is made of an alloy that exhibits superelasticity at body temperature. At least a part of the highly elastic stent has such a property that load increases with displacement without exhibiting a distinct yield on a load-displacement curve obtained by a compression test and a bending test. | 08-08-2013 |
20150014288 | HIGHLY ELASTIC STENT AND PRODUCTION METHOD FOR HIGHLY ELASTIC STENT - A highly elastic stent is made of an alloy that exhibits superelasticity at body temperature. At least a part of the highly elastic stent has such a property that load increases with displacement without exhibiting a distinct yield on a load-displacement curve obtained by a compression test and a bending test. | 01-15-2015 |
Kiyoshi Yamauchi, Kyoto JP
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20090137786 | Method for producing reduced keratin, reduced cuticle protein and mixture thereof - A method for producing a reduced keratin solution, a powder of reduced keratin, a reduced cuticle protein dispersion, an aqueous medium dispersion containing reduced keratin and reduced cuticle protein, or a mixed powder of reduced keratin and reduced cuticle protein, comprising the extraction step of dipping and heating a keratin-containing substance in an aqueous medium containing a reducing agent and a surface active agent, without using a protein denaturing agent, such as urea, to extract the water-soluble component contained in the keratin-containing substance into the aqueous medium. | 05-28-2009 |
Kiyoshi Yamauchi, Kanagawa JP
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20080211944 | Imaging device, image recording/playback apparatus, and power supply control method for imaging device - An imaging device with a solid-states image sensor includes a recording/playback section that records a captured image signal on a recording medium and reads the recorded signal, a recording/playback control section that controls recording and playback operations of the recording/playback section, a monitor image processing section that generates a display image signal for monitor displaying on the basis of the captured image signal, a power supply section having power supply circuits for at least the above three sections, and a system control section that controls a power supply condition by selecting one of operation modes including a power save mode in which power is not supplied to the recording/playback section and the recording/playback control section performs minimum processing necessary for a recovery operation of the recording/playback section, while power is supplied to the monitor image processing section to generate the display image signal. | 09-04-2008 |
20090092168 | LASER MODULE AND OPTICAL PICKUP DEVICE - A laser module includes a stem provided with a device mounting structure; a light emitting device mounted onto the stem by use of the device mounting structure a tubular cap fixed to the stem in the state of surrounding the light emitting diode and provided with an aperture through which to pass laser light emitted by the light emitting device; and a light transmitting plate fixed, by use of a bonding material, to an inside surface of the cap in the state of closing the aperture. An annular projection projecting to the inside of the cap in the optical axis direction of the laser light is provided at a peripheral edge part of the aperture of the cap, and the light transmitting plate is fixed to the inside surface of the cap inclusive of the projection by use of the bonding material. | 04-09-2009 |
20120189286 | IMAGE RECORDING APPARATUS AND IMAGE RECORDING CONTROL METHOD - An image recording apparatus includes: a recording process section recording an image on a recording medium; an output process section outputting the image; and a control section multiplexing information on timing for starting the recording of the image with the image output from the output process section before the recording process section starts recording the image on the recording medium. | 07-26-2012 |
20120257106 | VIDEO PROCESSING APPARATUS AND VIDEO PROCESSING METHOD - There is provided a video processing apparatus including a video addition unit for receiving two systems of input interlaced video signals each including two fields, and adding the video signals to generate a ½x video signal of the input interlaced video signal. The video addition unit adds a second field of the interlaced video signal of one system among the two systems and a first field of the interlaced video signal of the other system to generate the ½x video signal of the input interlaced video signal, subjects the interlaced video signal of the other system to 1 horizontal line delay when the ½x video signal is generated, validates a horizontal line in a vertical blanking interval on one row of a top line of valid lines in the first field of the interlaced video signal of the other system, and then adds the video signals of the two systems. | 10-11-2012 |
Kiyoshi Yamauchi, Osaka JP
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20080287625 | Fluoropolymer Having S-Sulfate Group and Water/Oil Repellent Composition Containing the Polymer - A fluoropolymer comprising: (A) repeating unit derived from an S-sulfate monomer having an —S—SO | 11-20-2008 |
Kiyoshi Yamauchi, Yokohama-Shi JP
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20080253765 | OPTICAL POWER MEASURING APPARATUS AND OPTICAL SIGNAL RECEIVING APPARATUS COMPRISING SAME - An optical power measuring apparatus for measuring a power level of an optical signal comprised of a light intensity modulated signal, received by a light receiving element is provided. In the apparatus, a first signal path including a first voltage detection circuit and a first amplifier circuit supplies a processor with a first signal having a voltage proportional to a current flowing through a light receiving element (PD), and a second path including a TIA, a DC detection circuit and a second amplifier circuit supply the processor with a second signal. The second signal corresponding to an envelope of a voltage from the TIA. The processor compares the level of the first signal with a predetermined set value to select an optical power value retrieved based on the first signal when the level of the first signal is equal to or higher than the set value, and to select an optical power value retrieved based on the second signal when lower than the set value, and outputs the selected optical power value as a measured optical power value Pout. An output signal of the TIA can be supplied to an external device, so that the optical power measuring apparatus can measure an optical power level while serving as an optical signal receiving apparatus. | 10-16-2008 |
Kiyoshi Yamauchi, Sendai-Shi, Miyagi JP
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20160067069 | STENT AND PROCESS FOR PRODUCING SAME - This stent is a self-expandable stent constituted of an Ni—Ti base alloy or Co—Cr base alloy and formed into a cylindrical shape with mesh openings. The stent has been configured so that the Af point is 22-26° C., the stress-displacement curve has a yield point, and the crystal grains in a cross-section of the stent have an average cross-sectional area, as determined by the area fraction method, of 0.2-50 μm | 03-10-2016 |