Patents by Inventor Masahiko Ando
Masahiko Ando has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240272186Abstract: A high-throughput automatic analyzer integrates a biochemical analysis section and a blood coagulation analysis section. The analyzer is capable of achieving a reduction in size, system cost, and lifecycle cost. The automatic analyzer includes: a reaction disk; a first reagent dispensing mechanism that dispenses a reagent to reaction cells on the reaction disk; a photometer that irradiates a reaction solution in the reaction cell with light; a reaction cell cleaning mechanism; a reaction vessel supply unit that supplies a disposable reaction vessel for mixing and reacting a sample and a reagent with each other; a second reagent dispensing mechanism that dispenses a reagent to the disposable reaction vessel; a blood coagulation time measuring section that irradiates a reaction solution in the disposable reaction vessel with light to detect transmitted or scattered light; and a sample dispensing mechanism that dispenses a sample to the reaction cell and the disposable reaction vessel.Type: ApplicationFiled: April 25, 2024Publication date: August 15, 2024Inventors: Akihisa MAKINO, Hajime YAMAZAKI, Keiko YOSHIKAWA, Manabu ANDO, Masahiko IIJIMA
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Patent number: 11423299Abstract: A device includes an input unit, a nonlinear converter, and an output unit. The nonlinear converter and the output unit are connected via a connection path having a delay mechanism that realizes a feedback loop giving a delay to a signal. The delay mechanism includes a conversion mechanism that generates a plurality of signals with different delay times using the signal output from the nonlinear converter, generates a new signal by superimposing the plurality of signals, and outputs the generated signal to the output unit.Type: GrantFiled: November 29, 2018Date of Patent: August 23, 2022Assignee: Hitachi, Ltd.Inventors: Tadashi Okumura, Mitsuharu Tai, Masahiko Ando, Sanato Nagata, Norifumi Kameshiro
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Patent number: 11423286Abstract: A technology that can enhance the computing performance of a computing system using reservoir computing (RC), includes a computing system which performs computation using a recurrent neural network (RNN) including an input unit, a reservoir unit, and an output unit. The reservoir unit includes a plurality of nodes circularly connected to each other. The circular connection has a weight matrix for determining a weight between the nodes of the plurality of nodes, in which a weight between the nodes closely arranged on the circle is larger than a weight between the nodes arranged away from each other on the circle. The plurality of nodes each have a g value that is a parameter for designating nonlinearity of an activation function of each of the nodes, and that is set so as to periodically change in a direction on the circle.Type: GrantFiled: May 29, 2020Date of Patent: August 23, 2022Assignee: HITACHI, LTD.Inventors: Sanato Nagata, Tadashi Okumura, Masahiko Ando
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Patent number: 11374379Abstract: A laser system includes: a pulse laser system configured to emit a first laser beam having a first wavelength component and having a first polarization component and a second laser beam having the first wavelength component and having a second polarization component; a guide laser apparatus configured to emit a third laser beam having a second wavelength component; a polarization conversion mechanism configured to be able to switch between a first state in which the third laser beam is emitted as a first guide laser beam having the first polarization component, and a second state in which the third laser beam is emitted as a second guide laser beam having the second polarization component; a dichroic mirror configured to reflect the first and second laser beams having the first wavelength component or the first and second guide laser beams having the second wavelength component, to transmit the first and second laser beams or the first and second guide laser beams that are not reflected by the dichroic mirrorType: GrantFiled: December 12, 2019Date of Patent: June 28, 2022Assignee: Gigaphoton Inc.Inventor: Masahiko Ando
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Patent number: 11355257Abstract: An extreme ultraviolet light condensation mirror includes a substrate, and a multi-layer reflective film provided on the substrate, formed by alternately stacking an amorphous silicon layer and a layer having a refractive index different from a refractive index of the amorphous silicon layer, and configured to reflect extreme ultraviolet light, a layer on a most surface side in the multi-layer reflective film being the amorphous silicon layer containing a silicon atom bonded with a cyano radical.Type: GrantFiled: October 22, 2020Date of Patent: June 7, 2022Assignee: Gigaphoton Inc.Inventor: Masahiko Ando
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Publication number: 20210193344Abstract: An extreme ultraviolet light condensation mirror includes a substrate, and a multi-layer reflective film provided on the substrate, formed by alternately stacking an amorphous silicon layer and a layer having a refractive index different from a refractive index of the amorphous silicon layer, and configured to reflect extreme ultraviolet light, a layer on a most surface side in the multi-layer reflective film being the amorphous silicon layer containing a silicon atom bonded with a cyano radical.Type: ApplicationFiled: October 22, 2020Publication date: June 24, 2021Applicant: Gigaphoton Inc.Inventor: Masahiko ANDO
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Publication number: 20210049462Abstract: Provided is a computer system for generating a neural network (NN) used for a task including a training unit that calculates a weighting factor between a reservoir and an output layer using training data, a first storage unit that stores, as node activity information, information on a node activity level of a node included in the reservoir, and a second storage unit that stores model information. When receiving a training execution request for a second task after a training process of a first task is completed, the training unit calculates a weighting factor of the NN used for a third task obtained by combining the first task and the second task, updates the model information based on the calculated weighting factor, and updates the node activity information based on the node activity measured during execution of the training process of the third task.Type: ApplicationFiled: July 27, 2020Publication date: February 18, 2021Inventors: Tadashi OKUMURA, Sanato NAGATA, Masahiko ANDO
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Publication number: 20200387775Abstract: A technology that can enhance the computing performance of a computing system using reservoir computing (RC), includes a computing system which performs computation using a recurrent neural network (RNN) including an input unit, a reservoir unit, and an output unit. The reservoir unit includes a plurality of nodes circularly connected to each other. The circular connection has a weight matrix for determining a weight between the nodes of the plurality of nodes, in which a weight between the nodes closely arranged on the circle is larger than a weight between the nodes arranged away from each other on the circle. The plurality of nodes each have a g value that is a parameter for designating nonlinearity of an activation function of each of the nodes, and that is set so as to periodically change in a direction on the circle.Type: ApplicationFiled: May 29, 2020Publication date: December 10, 2020Applicant: HITACHI, LTD.Inventors: Sanato NAGATA, Tadashi OKUMURA, Masahiko ANDO
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Publication number: 20200334516Abstract: A computer generates a model for outputting an output value on the basis of a plurality of pieces of time-series data having different data types. The model includes a network that is for hied of connections of nodes having a recursive structure and updates states of the nodes according to a predetermined time step, and an adder that calculates the output value. The computer comprises: a learning unit configured to execute, for each of a plurality of output values, a learning process of calculating weight data including the plurality of weights by using learning data and a first storing unit configured to store a plurality of learning results each of which correlates a type of the output value and the weight data with each other.Type: ApplicationFiled: March 13, 2020Publication date: October 22, 2020Applicant: HITACHI, LTD.Inventors: Mitsuharu TAI, Jun FURUYA, Nobuhiro FUKUDA, Tadashi OKUMURA, Masahiko ANDO
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Publication number: 20200119514Abstract: A laser system includes: a pulse laser system configured to emit a first laser beam having a first wavelength component and having a first polarization component and a second laser beam having the first wavelength component and having a second polarization component; a guide laser apparatus configured to emit a third laser beam having a second wavelength component; a polarization conversion mechanism configured to be able to switch between a first state in which the third laser beam is emitted as a first guide laser beam having the first polarization component, and a second state in which the third laser beam is emitted as a second guide laser beam having the second polarization component; a dichroic mirror configured to reflect the first and second laser beams having the first wavelength component or the first and second guide laser beams having the second wavelength component, to transmit the first and second laser beams or the first and second guide laser beams that are not reflected by the dichroic mirrorType: ApplicationFiled: December 12, 2019Publication date: April 16, 2020Applicant: Gigaphoton Inc.Inventor: Masahiko ANDO
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Publication number: 20190227044Abstract: An artificial olfactory sensing system includes a sensor unit. The sensor unit includes a semiconductor device equipped with a transistor and a sensor cell in which an olfactory receptor is manifested on a lipid film. A proton adsorption film is formed on a gate electrode of the transistor. A physiological aqueous solution is disposed on the proton adsorption film. Then, the sensor cell is disposed in the physiological aqueous solution. A proton is adsorbed onto the proton adsorption film. When the olfactory receptor recognizes an odor molecule, the positive ions in the physiological aqueous solution flow from an ion channel of the olfactory receptor into the sensor cell. As a result, the proton is dissociated from the proton adsorption film into the physiological aqueous solution, and the potential of the gate electrode is changed.Type: ApplicationFiled: January 17, 2019Publication date: July 25, 2019Inventors: Masahiko ANDO, Norifumi KAMESHIRO, Tadashi OKUMURA, Sanato NAGATA, Ryohei KANZAKI, Daigo TERUTSUKI, Hidefumi MITSUNO, Takeshi SAKURAI
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Patent number: 10338046Abstract: An object of the present invention is to provide an artificial olfactory sensing system capable of sniffing out various odors highly sensitively. The artificial olfactory sensing system includes: plural sensor cells on a lipid membrane of each of which olfactory receptors have developed; and plural ion-sensitive field-effect transistors (ISFETs) that correspondingly exist to the sensor cells on a one-on-one basis. A response signal showing that each of the olfactory receptors of each of the sensor cells has recognized an odor molecule is converted into an electric signal by an ISFET corresponding to each of the sensor cells.Type: GrantFiled: January 15, 2016Date of Patent: July 2, 2019Assignee: HITACHI, LTD.Inventors: Masahiko Ando, Sanato Nagata, Shirun Ho, Yuji Suwa, Mitsuharu Tai, Kenzo Kurotsuchi, Hiromasa Takahashi, Norifumi Kameshiro, Seiichi Suzuki
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Publication number: 20190164053Abstract: A device includes an input unit, a nonlinear converter, and an output unit. The nonlinear converter and the output unit are connected via a connection path having a delay mechanism that realizes a feedback loop giving a delay to a signal. The delay mechanism includes a conversion mechanism that generates a plurality of signals with different delay times using the signal output from the nonlinear converter, generates a new signal by superimposing the plurality of signals, and outputs the generated signal to the output unit.Type: ApplicationFiled: November 29, 2018Publication date: May 30, 2019Inventors: Tadashi OKUMURA, Mitsuharu TAI, Masahiko ANDO, Sanato NAGATA, Norifumi KAMESHIRO
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Publication number: 20180293495Abstract: A computer system that executes computation processing using a recurrent neural network constituted with an input unit, a reservoir unit, and an output unit. The input unit includes an input node that receives a plurality of time-series data, the reservoir unit includes a nonlinear node accompanying time delay, the output unit includes an output node calculating an output value. The input unit calculates a plurality of input streams by executing sample and hold processing and mask processing on a plurality of received time-series data, executes time shift processing that gives deviation in time to each of the plurality of input streams and superimposes the plurality of input streams subjected to the time shift processing, thereby calculating input data.Type: ApplicationFiled: February 21, 2018Publication date: October 11, 2018Inventors: Tadashi OKUMURA, Mitsuharu TAl, Hiromasa TAKAHASHI, Masahiko ANDO, Norifumi KAMESHIRO, Sanato NAGATA
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Publication number: 20180267005Abstract: An object of the present invention is to provide an artificial olfactory sensing system capable of sniffing out various odors highly sensitively. The artificial olfactory sensing system includes: plural sensor cells on a lipid membrane of each of which olfactory receptors have developed; and plural ion-sensitive field-effect transistors (ISFETs) that correspondingly exist to the sensor cells on a one-on-one basis. A response signal showing that each of the olfactory receptors of each of the sensor cells has recognized an odor molecule is converted into an electric signal by an ISFET corresponding to each of the sensor cells.Type: ApplicationFiled: January 5, 2015Publication date: September 20, 2018Applicant: Hitachi, Ltd.Inventors: Masahiko ANDO, Sanato NAGATA, Shirun HO, Yuji SUWA, Mitsuharu TAI, Kenzo KUROTSUCHI, Hiromasa TAKAHASHI, Norifumi KAMESHIRO, Seiichi SUZUKI
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Patent number: 9888555Abstract: The transmission system may include: an optical path adjustment device configured to substantially unify optical paths of a first pre-pulse laser beam and a second pre-pulse laser beam; an optical path separation device configured to separate the optical paths of the substantially unified first pre-pulse laser beam and the second pre-pulse laser beam to an optical path for the first pre-pulse laser beam and an optical path for the second pre-pulse laser beam; a first beam adjustment device disposed on the optical path for the first pre-pulse laser beam separated by the optical path separation device and configured to adjust a beam parameter of the first pre-pulse laser beam; and a second beam adjustment device disposed on the optical path for the second pre-pulse laser beam separated by the optical path separation device and configured to adjust a beam parameter of the second pre-pulse laser beam.Type: GrantFiled: February 2, 2017Date of Patent: February 6, 2018Assignee: Gigaphoton Inc.Inventors: Masahiko Ando, Yoshifumi Ueno, Toru Suzuki
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Patent number: 9759681Abstract: The present invention is intended to provide a method and a device for detecting a biomolecule with high sensitivity and high throughput over a wide dynamic range without requiring concentration adjustments of a sample in advance. The present invention specifically binds charge carriers to a detection target biomolecule, and detects the detection target biomolecule one by one by measuring a current change that occurs as the conjugate of the biomolecule and the charge carriers passes through a micropore. High-throughput detection of a biomolecule sample is possible with an array of detectors.Type: GrantFiled: June 28, 2013Date of Patent: September 12, 2017Assignee: Hitachi High-Technologies CorporationInventors: Toshiro Saito, Kenta Imai, Kyoko Imai, Kazumichi Imai, Itaru Yanagi, Yoshimitsu Yanagawa, Masahiko Ando, Naoshi Itabashi
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Publication number: 20170153033Abstract: An object of the invention is to provide an estimating system of heat load in a perimeter zone which can detect heat load in a perimeter zone with high accuracy without providing an exclusive detecting device for detecting heat load, such as a radiation thermometer. The estimating system of heat load in a perimeter zone in the invention includes a light-transmitting solar cell which is provided on a window face; and heat load estimating means for estimating heat load in a perimeter zone based on output characteristics of the solar cell, in which the heat load estimating means obtains an intensity of solar radiation from a window face and a temperature of the solar cell, from a short circuit current value and an open voltage value due to power generation of the solar cell, and calculates a mean radiant temperature in the perimeter zone using the intensity of solar radiation and the temperature of the solar cell.Type: ApplicationFiled: April 8, 2015Publication date: June 1, 2017Inventors: Naoki YOSHIMOTO, Masahiko ANDO
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Publication number: 20170150591Abstract: The transmission system may include: an optical path adjustment device configured to substantially unify optical paths of a first pre-pulse laser beam and a second pre-pulse laser beam; an optical path separation device configured to separate the optical paths of the substantially unified first pre-pulse laser beam and the second pre-pulse laser beam to an optical path for the first pre-pulse laser beam and an optical path for the second pre-pulse laser beam; a first beam adjustment device disposed on the optical path for the first pre-pulse laser beam separated by the optical path separation device and configured to adjust a beam parameter of the first pre-pulse laser beam; and a second beam adjustment device disposed on the optical path for the second pre-pulse laser beam separated by the optical path separation device and configured to adjust a beam parameter of the second pre-pulse laser beam.Type: ApplicationFiled: February 2, 2017Publication date: May 25, 2017Applicant: GIGAPHOTON INC.Inventors: Masahiko ANDO, Yoshifumi UENO, Toru SUZUKI
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Patent number: 9650547Abstract: Provided is a pressure-sensitive adhesive capable of realizing a pressure-sensitive adhesive layer having satisfactory adhesion performance and a high ink step absorbability. A radiation-curable pressure-sensitive adhesive, which contains a (meth)acryl-based polymer obtained by polymerizing a monomer component containing 30 to 90% by weight of an alkyl(meth)acrylate having an alkyl group of 10 to 22 carbon atoms at an ester end, and having a radically polymerizable functional group containing a carbon-carbon double bond.Type: GrantFiled: July 30, 2013Date of Patent: May 16, 2017Assignee: NITTO DENKO CORPORATIONInventors: Kiyoe Shigetomi, Shou Takarada, Masahiko Ando, Katsuhiko Kamiya, Takahiro Nonaka