Hiroyuki Doi
Hiroyuki Doi, Koto-Ku JP
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20140020768 | GREASE PUMP UNIT - A grease pump unit has a metering valve | 01-23-2014 |
Hiroyuki Doi, Toyama JP
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20140117486 | SOLID-STATE IMAGE PICKUP DEVICE - A solid-state imaging apparatus having a plurality of pixels, comprising: a substrate; a wiring layer formed on the substrate and including an insulating film and a plurality of wires; a plurality of lower electrodes formed on the wiring layer in one-to-one correspondence with the plurality of pixels; a photoelectric conversion film formed covering the plurality of lower electrodes; a light-transmissive upper electrode formed on the photoelectric conversion film; and a shield electrode extending through a gap between each pair of adjacent lower electrodes among the plurality of lower electrodes, the shield electrode having a fixed potential and being electrically insulated from the plurality of lower electrodes. | 05-01-2014 |
20140146211 | SOLID-STATE IMAGING DEVICE AND DRIVING METHOD OF SOLID-STATE IMAGING DEVICE - A solid-state imaging device includes: an epilayer; pixel electrodes; a photoelectric converting film formed above the pixel electrodes and converting incident light into electric signals; a transparent electrode formed on the photoelectric converting film; | 05-29-2014 |
Hiroyuki Doi, Tokai-Mura JP
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20130101425 | Turbine Blade, and Turbine Rotor and Steam Turbine Using the Turbine Blade - Disclosed is a turbine blade including a turbine blade substrate including an iron-base alloy; an erosion shield plate including a Co-base alloy; and a shim including a Ni—Fe alloy, in which the erosion shield plate is fixed to a leading edge of the turbine blade substrate with the shim therebetween by an electron beam welding. Thus, a turbine blade having a highly reliable, bonded portion of an erosion shield, and a turbine rotor and a steam turbine using the turbine blade are provided. | 04-25-2013 |
20130263796 | HIGH-TEMPERATURE PIPING PRODUCT AND METHOD FOR PRODUCING SAME - A high-temperature piping product is configured from a plurality of primary pipe members and a welding material. The primary pipe members are each made from an Ni-based forged alloy containing: Ni, Al, and at least one of Mo and W. The total content of the Mo and the W being 3-8 mass %. The Ni-based forged alloy exhibiting a γ′-phase dissolution temperature of from 920 to 970° C., and the γ′ phase being precipitated in 30 volume % or more in a temperature range of from 700 to 800° C. The welding material is made from an Ni-based cast alloy having a cast structure formed by welding. The Ni-based cast alloy containing: Ni, Al, and at least one of Mo and W, the total content of the Mo and the W being 9-15 mass %, the Ni-based cast alloy exhibiting a γ′-phase dissolution temperature of from 850 to 900° C. | 10-10-2013 |
Hiroyuki Doi, Tokai-Mura, Ibaraki JP
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20130160466 | Nickel Based Forged Alloy, Gas Turbine Member Using Said Alloy and Gas Turbine Using Said Member - It is an objective of the invention to provide an Ni-based forged alloy having good large ingot formability and good hot formability as well as high mechanical strength at high temperature. There is provided an Ni-based forged alloy comprising: 0.001 to 0.1 mass % of C; 0.001 to 0.01 mass % of B; 16 to 22 mass % of Cr; 0.5 to 1.5 mass % of Al; 0.1 to 6.0 mass % of W; 3.5 to 5.5 mass % of Nb; 0.8 to 3.0 mass % of Ti; 16 to 20 mass % of Fe; 2.0 mass % or less of Mo; and the balance including Ni and unavoidable impurities, in which: a segregation parameter Ps defined by a formula of “Ps (mass %)=1.05[Al concentration (mass %)]+0.6[Ti concentration (mass %)]−0.8[Nb concentration (mass %)]−0.3[Mo concentration (mass %)]” satisfies a relationship of “Ps≧−3.0 mass %”; and total amount of W and Mo is 1.75 atomic % or less. | 06-27-2013 |
Hiroyuki Doi, Odawara-Shi JP
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20130133936 | Bonded Board and Manufacturing Method Thereof - Provided is an integral thermal compression bonded board technology which is high in reliability and low in cost. In a process of bonding printed boards to each other, electrodes are connected with each other by solder connection using a Cu core solder plated ball and the boards are bonded by a three-layer bonding material constituted by a bonding material layer, a ball maintaining core layer, and the bonding layer, and solder of the Cu core solder plated ball inserted into holes of three layers is formed by integral thermal compression. They are connected with each other by flux or welcoming solder. | 05-30-2013 |
Hiroyuki Doi, Okayama JP
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20140242030 | NOVEL ANTI-HCV AGENT - Provided is a novel anti-HCV agent including as an active ingredient a peroxide derivative represented by the general formula (I). In the general formula (I), C represents an alicyclic hydrocarbon ring group which may be substituted, n represents an integer of from 1 to 6, and R represents a hydrogen atom or a hydroxyalkyl group. The peroxide derivative exhibits potent anti-HCV activity by remarkably suppressing HCV-RNA replication. | 08-28-2014 |
Hiroyuki Doi, Yokohama JP
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20140379280 | Remaining Life Assessment Method for Heat-Resisting Steel Member - A remaining life assessment method for a heat-resisting steel member to be used under a high temperature includes the steps of: determining a hardness of each of a simply heated material and a damaged portion from creep rupture tests and creep interruption tests of a heat-resisting steel material constituting the heat-resisting steel member under conditions of various heating temperatures, loaded stresses and heating periods, calculating a damage rate and a time-temperature parameter, and obtaining a relationship between the hardness of each of the simply heated material and the damaged portion, and the damage rate or the time temperature parameter; calculating a difference between the hardness of the simply heated material and the hardness of the damaged portion, and obtaining a relationship between the difference and the damage rate; measuring an initial hardness in an unused state of the heat-resisting steel member to be assembled into an actual machine; calculating an initial value of the time-temperature parameter corresponding to the initial hardness; calculating an equivalent parameter of the actual machine; and calculating the damage rate by some prescribed calculations. | 12-25-2014 |