Patents by Inventor Masato Nakayama

Masato Nakayama 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).

  • Publication number: 20170128904
    Abstract: In methods of separating, moving, and detecting a vesicle of the present invention, either a vesicular-shaped lipid membrane structure containing a membrane-fusogenic lipid capable of being fused with a vesicle having a lipid bilayer membrane, or a lipid-membrane-structure-immobilization carrier, in which a lipid membrane structure containing a membrane-fusogenic lipid capable of being fused with a vesicle having a lipid bilayer membrane is immobilized on a carrier, is brought into contact with a sample containing the vesicle such that membrane fusion occurs between the lipid membrane structure and the vesicle.
    Type: Application
    Filed: January 23, 2017
    Publication date: May 11, 2017
    Applicant: TOPPAN PRINTING CO., LTD.
    Inventors: Takumi HIRASE, Rii Morimura, Masato Nakayama
  • Patent number: 9632077
    Abstract: A detection system of a test substance, includes: a magnetic body that is modified by a first substance capable of being bound to the test substance at a first binding site of the test substance; a marker that is modified by a second substance capable of being bound to the test substance at a second binding site of the test substance, the second coupling site being a different site from the first binding site; a development medium that has a flow passage into which liquid, in which the magnetic body and the marker is dispersed, flows due to a capillary phenomenon, the development medium having a detection position for detecting the marker in a portion of the flow passage, the development medium having light transparency at least in the detection position; and a magnetic force generating portion that is equipped in the development medium.
    Type: Grant
    Filed: January 5, 2015
    Date of Patent: April 25, 2017
    Assignees: TOPPAN PRINTING CO., LTD., TOKYO INSTITUTE OF TECHNOLOGY
    Inventors: Takumi Hirase, Masato Nakayama, Hiroshi Handa, Satoshi Sakamoto, Yasuyuki Naito
  • Publication number: 20150132752
    Abstract: The method of the present invention is a method for determining an HLA-A*24 group, which includes determining the HLA-A*24 group on the basis of the results of the typing of (a) a 211st base and (b) a 395th base, in which A (adenine) in the initiation codon for an HLA gene is defined as the 1st base in the genomic DNA of a test subject.
    Type: Application
    Filed: June 26, 2014
    Publication date: May 14, 2015
    Applicant: TOPPAN PRINTING CO., LTD.
    Inventors: Yoichi MAKINO, Akio Yamane, Tomohiko Azuma, Masato Nakayama
  • Publication number: 20150125941
    Abstract: A detection system of a test substance, includes: a magnetic body that is modified by a first substance capable of being bound to the test substance at a first binding site of the test substance; a marker that is modified by a second substance capable of being bound to the test substance at a second binding site of the test substance, the second coupling site being a different site from the first binding site; a development medium that has a flow passage into which liquid, in which the magnetic body and the marker is dispersed, flows due to a capillary phenomenon, the development medium having a detection position for detecting the marker in a portion of the flow passage, the development medium having light transparency at least in the detection position; and a magnetic force generating portion that is equipped in the development medium.
    Type: Application
    Filed: January 5, 2015
    Publication date: May 7, 2015
    Applicants: TOPPAN PRINTING CO., LTD., TOKYO INSTITUTE OF TECHNOLOGY
    Inventors: Takumi HIRASE, Masato Nakayama, Hiroshi Handa, Satoshi Sakamoto, Yasuyuki Naito
  • Patent number: 8405356
    Abstract: A full charge capacity value correction circuit includes: a current detection portion which detects a current value in a secondary battery; a voltage detection portion which detects a terminal voltage value of the secondary battery; a capacity storage portion which stores a full charge capacity value of the secondary battery; a remaining quantity calculation portion which calculates a remaining charging quantity in the secondary battery a remaining quantity estimation portion which estimates a remaining quantity of the secondary battery and a full charge capacity value correction portion which, when an estimated remaining quantity becomes equal to a reference value set in advance, adds a difference electrical quantity, to the full charge capacity value stored in the capacity storage portion, or subtracts the difference electrical quantity from the full charge capacity value stored in the capacity storage portion based on an estimated remaining quantity and an accumulated remaining quantity.
    Type: Grant
    Filed: February 28, 2011
    Date of Patent: March 26, 2013
    Assignee: Panasonic Corporation
    Inventors: Masato Nakayama, Toshiyuki Nakatsuji, Hisashi Kameyama
  • Publication number: 20130071844
    Abstract: Disclosed is a method of detecting a target base sequence having a polymorphic base, the method including: (a) a step of adding to a nucleic acid sample having a target nucleic acid that includes a base sequence including the target base sequence: at least one type of detection primer, at least one type of competitive primer, and at least one type of common primer; (b) a step of annealing the detection primer and the competitive primer to the target nucleic acid in a competitive manner, thereby synthesizing an extension product A; (c) a step of annealing the common primer to the extension product A obtained in the step (b) or in the following step (d), thereby synthesizing an extension product B; (d) a step of annealing the detection primer or the competitive primer to the extension product B obtained in the previous step (c), thereby synthesizing the extension product A; and (e) a step of detecting the extension product A or the extension product B.
    Type: Application
    Filed: March 23, 2011
    Publication date: March 21, 2013
    Applicant: TOPPAN PRINTING CO., LTD.
    Inventors: Yoichi Makino, Akio Yamane, Masato Nakayama
  • Patent number: 8353391
    Abstract: A floating type brake disc is provided which is capable of limiting the heat escape from a rotor to a hub to the extent possible and which can be made smaller in weight. In a plurality of circumferential positions of the hub, there are formed pin-receiving portions in a manner to enclose a connecting pin from three directions of a radially inward, one of circumferentially both sides and a radially outward of the brake disc. A tongue-shaped pin-receiving portion is formed on each of a plurality of inner circumferential positions of the rotor 1 so as to be elongated radially inward to pinch the connecting pin between the tongue-shaped pin-receiving portion and the pin-receiving portion that is formed in the hub.
    Type: Grant
    Filed: June 30, 2009
    Date of Patent: January 15, 2013
    Assignee: Yutaka Giken Co., Ltd.
    Inventors: Nobuhiro Fujita, Masato Nakayama, Hidekazu Kawai
  • Publication number: 20120105014
    Abstract: A full charge capacity value correction circuit, has: a current detection portion which detects a current value of current flowing in a secondary battery; a voltage detection portion which detects a terminal voltage value of the secondary battery; a capacity storage portion which stores a full charge capacity value indicating a full charge capacity of the secondary battery; a remaining quantity calculation portion which calculates, as a accumulated remaining quantity, a remaining charging quantity in the secondary battery from a total value obtained by cumulatively adding charged electrical quantities and subtracting discharged electrical quantities in the secondary battery, based on charge/discharge currents of the secondary battery detected by the current detection portion; a remaining quantity estimation portion which estimates, as an estimated remaining quantity, a remaining quantity of the secondary battery by using a terminal voltage value detected by the voltage detection portion; and a full charge cap
    Type: Application
    Filed: February 28, 2011
    Publication date: May 3, 2012
    Applicant: PANASONIC CORPORATION
    Inventors: Masato Nakayama, Toshiyuki Nakatsuji, Hisashi Kameyama
  • Publication number: 20120080312
    Abstract: A biomolecules detection chip which detects a detection target biomolecule by an electrochemical response measurement, the chip including: a chamber which is able to accommodate either a standard solution containing an electrochemically reactive agent having a binding capacity to the detection target biomolecule, or a sample solution containing a sample material and the electrochemically reactive agent; a liquid introduction device which introduces the standard solution or the sample solution into the chamber; an electrochemical response measurement device which measures an electrochemical response of either the standard solution or the sample solution accommodated in the chamber; and a liquid ejection device which ejects either the standard solution or the sample solution from the chamber.
    Type: Application
    Filed: December 12, 2011
    Publication date: April 5, 2012
    Applicant: TOPPAN PRINTING CO., LTD.
    Inventor: Masato Nakayama
  • Patent number: 8133528
    Abstract: An electron gun evaporation apparatus capable of efficiently using an evaporation source includes an electron beam position controller which determines, as an applicable range, a range within which the distribution of the film thickness growth rate is almost constant in each scanning direction of an electron beam to be applied to an evaporation source in a crucible for the irradiation position of the electron beam, on the basis of information pertaining to the electron beam irradiation position and the film thickness growth rate in the electron beam irradiation position.
    Type: Grant
    Filed: January 29, 2008
    Date of Patent: March 13, 2012
    Assignee: Canon Anelva Corporation
    Inventor: Masato Nakayama
  • Publication number: 20110079474
    Abstract: A floating type brake disc is provided which is capable of limiting the heat escape from a rotor to a hub to the extent possible and which can be made smaller in weight. In a plurality of circumferential positions of the hub, there are formed pin-receiving portions in a manner to enclose a connecting pin from three directions of a radially inward, one of circumferentially both sides and a radially outward of the brake disc. A tongue-shaped pin-receiving portion is formed on each of a plurality of inner circumferential positions of the rotor 1 so as to be elongated radially inward to pinch the connecting pin between the tongue-shaped pin-receiving portion and the pin-receiving portion that is formed in the hub.
    Type: Application
    Filed: June 30, 2009
    Publication date: April 7, 2011
    Inventors: Nobuhiro Fujita, Masato Nakayama, Hidekazu Kawai
  • Publication number: 20100320096
    Abstract: A biomolecules detection method which detects a detection target biomolecule by a measurement of an electrochemical response, the method including: a standard solution measurement process which measures an electrochemical response of a standard solution which includes an electrochemically reactive agent having a direct or indirect binding capacity to the detection target biomolecule; sample solution measurement process which measures the electrochemical response of a sample solution, the sample solution containing, a sample material containing the detection target biomolecule, and the electrochemically reactive agent; a comparison process which compares an electrochemical response measurement result of the standard solution and an electrochemical response measurement result of the sample solution, and thereby obtains a comparison result; and a biomolecules content information detection process which, based on the comparison result, detects a content information of the detection target biomolecule in the sampl
    Type: Application
    Filed: February 5, 2008
    Publication date: December 23, 2010
    Applicant: TOPPAN PRINTING CO., LTD.
    Inventor: Masato Nakayama
  • Publication number: 20100247807
    Abstract: An electron gun evaporation apparatus capable of efficiently using an evaporation source includes an electron beam position controller which determines, as an applicable range, a range within which the distribution of the film thickness growth rate is almost constant in each scanning direction of an electron beam to be applied to an evaporation source in a crucible for the irradiation position of the electron beam, on the basis of information pertaining to the electron beam irradiation position and the film thickness growth rate in the electron beam irradiation position.
    Type: Application
    Filed: January 29, 2008
    Publication date: September 30, 2010
    Applicant: CANON ANELVA CORPORATION
    Inventor: Masato Nakayama
  • Patent number: 7636414
    Abstract: An X-ray CT apparatus comprises an X-ray generation device which generates X-rays, an X-ray detector which detects the X-rays having passed through a subject and outputs projection data, an imaging control device which controls the X-ray generation device and the X-ray detector so as to collect projection data, an image reconstruction device which reconstructs image data from the projection data, an image display device which displays an image on the basis of the image data, an image selection information addition device which adds, to the image data, the image selection information for the image data, an image selection device which judges presence/absence of an image analysis process on the basis of the image selection information and selects the image data, and an image analysis processing device which performs the image analysis process on the basis of the image data-selected by the image selection device.
    Type: Grant
    Filed: February 12, 2004
    Date of Patent: December 22, 2009
    Assignee: Hitachi Medical Corporation
    Inventors: Hideki Imaizumi, Masato Nakayama
  • Patent number: 7491492
    Abstract: The present invention provides a nucleotide mutation detection method wherein primers having a nucleotide sequence complementary to part of the nucleic acids to be detected and also having a nucleotide sequence, which is complementary to the nucleotide sequence just upstream from a nucleotide site corresponding to the mutation site of the nucleotide sequence formed at the 3? end, added to the 5? end, are produced so that so that the nucleotide site corresponding to the mutation site of the nucleic acids to be detected including the nucleotide mutation is located within the nucleotide sequence formed at the 3? end after elongation; a target is produced by subjecting the primers to an elongation reaction using polymerase or Klenow enzyme; the target is then denatured to a single strand, and is subjected to a hybridization reaction with a probe that has the nucleotide complementary to the mutation site of the nucleic acids present in the 3? end region and then to a ligation reaction, whereby it is enable to dete
    Type: Grant
    Filed: July 30, 2003
    Date of Patent: February 17, 2009
    Assignee: Toppan Printing Co., Ltd.
    Inventor: Masato Nakayama
  • Publication number: 20080296098
    Abstract: The present invention prevents cracking of a brake shoe even when the sliding surface of the brake shoe is heated to a high temperature and provides high reliability. The present invention provides a brake shoe for elevator emergency stop which generates a braking force by pressing brake shoes against a guide rail and making the brake shoes 5 slide to stop an elevator cage in the event of anomalies, including the brake shoes made of a cast iron material having a plurality of grooves 3 formed in a direction substantially perpendicular to the guide rail and gear teeth which constitute a sliding surface with the brake shoes 5 formed as gaps between the grooves, wherein the depth of the grooves is 3 mm or more and not more than 1.7 times the width of the gear teeth.
    Type: Application
    Filed: June 4, 2008
    Publication date: December 4, 2008
    Inventors: Goro Sato, Takahiko Sawada, Masato Nakayama, Takashi Teramoto, Koichi Miyata, Mitsugu Omori, Hidetaka Zama, Toshihiko Gotoh
  • Publication number: 20080070938
    Abstract: A method of mitigating blood lipid levels or reducing high blood homocysteine levels administering in amounts effective for mitigating blood lipid levels or reducing high blood homocysteine levels, an HMG-CoA reductase inhibitor and a pyridoxine derivative. The pyridoxine derivative is one or more of pyridoxine, pyridoxal, pyridoxamine, and their pharmacologically acceptable salts.
    Type: Application
    Filed: October 31, 2007
    Publication date: March 20, 2008
    Applicant: SANKYO COMPANY, LIMITED
    Inventors: Tatsuhito Kondo, Ikuo Takagi, Masato Nakayama, Yasuhiro Torizumi
  • Publication number: 20060223811
    Abstract: A blood triglyceride depressant composition which comprises pravastatin and one or more members selected from the group consisting of (1) pantethine, (2) inositol hexanicotinate, (3) a combination drug containing a riboflavin compound, a tocopherol compound and an ascorbic acid compound, and (4) a combination drug containing a tocopherol compound and an ascorbic acid compound.
    Type: Application
    Filed: June 6, 2006
    Publication date: October 5, 2006
    Applicant: SANKYO COMPANY, LIMITED
    Inventors: Tsuneki Ohsawa, Ikuo Takagi, Ippei Shimizu, Tatsuhito Kondo, Masato Nakayama, Yasuhiro Torizumi
  • Publication number: 20060140334
    Abstract: An X-ray CT apparatus comprises an X-ray generation device which generates X-rays, an X-ray detector which detects the X-rays having passed through a subject and outputs projection data, an imaging control device which controls the X-ray generation device and the X-ray detector so as to collect projection data, an image reconstruction device which reconstructs image data from the projection data, an image display device which displays an image on the basis of the image data, an image selection information addition device which adds, to the image data, the image selection information for the image data, an image selection device which judges presence/absence of an image analysis process on the basis of the image selection information and selects the image data, and an image analysis processing device which performs the image analysis process on the basis of the image data-selected by the image selection device.
    Type: Application
    Filed: February 12, 2004
    Publication date: June 29, 2006
    Inventors: Hideki Imaizumi, Masato Nakayama
  • Patent number: 7054759
    Abstract: A concentration measuring method includes selecting a calibration curve optimum for computing the concentration of a measurement target substance from a plurality of calibration curves based on an output from a reaction system containing the target substance and a reactant capable of reacting with the target substance, and computing the concentration of the target substance based on the optimum calibration curve and the output. Each of the calibration curves is prepared based on a plurality of outputs generated upon lapse of a same reaction time from a plurality of standard reaction systems each containing a standard reagent of a known different concentration and the reactant. The plurality of calibration curves differ from each other in reaction time based on which the calibration curves are prepared.
    Type: Grant
    Filed: December 25, 2002
    Date of Patent: May 30, 2006
    Assignee: ARKRAY, Inc
    Inventors: Satoshi Fukunaga, Masato Nakayama