Patents by Inventor Haruki Yamaguchi

Haruki Yamaguchi 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).

  • Patent number: 10804427
    Abstract: A method of manufacturing a light-emitting element includes: providing a wafer including: a substrate, and a semiconductor structure; forming a plurality of modified regions inside the substrate of the wafer by irradiating the substrate with a laser beam; and separating the wafer into a plurality of light-emitting elements after said irradiating the substrate with the laser beam. Said forming the plurality of modified regions includes: scanning the laser beam along a plurality of first lines, the plurality of first lines extending in a first direction and being arranged in a second direction, the first direction being parallel to the first surface, the second direction intersecting the first direction and being parallel to the first surface, and scanning the laser beam along a plurality of second lines, the plurality of second lines extending in the second direction and being arranged in the first direction.
    Type: Grant
    Filed: April 1, 2020
    Date of Patent: October 13, 2020
    Assignee: NICHIA CORPORATION
    Inventors: Kazuki Yamaguchi, Haruki Takeda, Yoshitaka Sumitomo
  • Patent number: 10775393
    Abstract: Disclosed is a reagent for prothrombin time measurement, wherein the reagent contains a liposome composition containing a first liposome having a phospholipid layer, a second liposome having a phospholipid layer of a different composition from that of the first liposome, and tissue factor, wherein the tissue factor is associated with the phospholipid layer of at least one of the first liposome and the second liposome; the first liposome contains a phosphatidylcholine compound, a phosphatidylethanolamine compound, and a phosphatidylserine compound; and the second liposome contains at least one phospholipid selected from the group consisting of a phosphatidylcholine compound and a phosphatidylethanolamine compound.
    Type: Grant
    Filed: March 24, 2017
    Date of Patent: September 15, 2020
    Assignee: SYSMEX CORPORATION
    Inventors: Yusuke Tanaka, Takahiko Bando, Kiyoko Kohama, Haruki Yamaguchi
  • Publication number: 20200222589
    Abstract: A method of producing a decellularized transplantation material, wherein the method includes the steps of (a) harvesting a branch-bearing blood vessel from a vertebrate animal (a donor); (b) decellularizing the blood vessel; and (c) adhering, by a protein denaturation treatment, a portion where a branch has been excised to close the vessel. Also, a graft composition consisting of a biocompatible material that contains the decellularized transplantation material.
    Type: Application
    Filed: May 25, 2018
    Publication date: July 16, 2020
    Applicant: ADEKA CORPORATION
    Inventors: Tetsuya HIGAMI, Kenichiro HIWATARI, Yu YAMAGUCHI, Haruki OBARA, Takuya KIMURA, Mitsumasa HOMMA, Kyohei OCHIAI, Keita KINOSHITA, Naoki MORIMOTO
  • Publication number: 20200227587
    Abstract: A method of manufacturing a light-emitting element includes: providing a wafer including: a substrate, and a semiconductor structure; forming a plurality of modified regions inside the substrate of the wafer by irradiating the substrate with a laser beam; and separating the wafer into a plurality of light-emitting elements after said irradiating the substrate with the laser beam. Said forming the plurality of modified regions includes: scanning the laser beam along a plurality of first lines, the plurality of first lines extending in a first direction and being arranged in a second direction, the first direction being parallel to the first surface, the second direction intersecting the first direction and being parallel to the first surface, and scanning the laser beam along a plurality of second lines, the plurality of second lines extending in the second direction and being arranged in the first direction.
    Type: Application
    Filed: April 1, 2020
    Publication date: July 16, 2020
    Applicant: NICHIA CORPORATION
    Inventors: Kazuki YAMAGUCHI, Haruki TAKEDA, Yoshitaka SUMITOMO
  • Patent number: 10644193
    Abstract: A method of manufacturing a light-emitting element includes: providing a wafer including: a substrate, and a semiconductor structure; forming a plurality of modified regions inside the substrate of the wafer by irradiating the substrate with a laser beam; and separating the wafer into a plurality of light-emitting elements after said irradiating the substrate with the laser beam. Said forming the plurality of modified regions includes: scanning the laser beam along a plurality of first lines, the plurality of first lines extending in a first direction and being arranged in a second direction, the first direction being parallel to the first surface, the second direction intersecting the first direction and being parallel to the first surface, and scanning the laser beam along a plurality of second lines, the plurality of second lines extending in the second direction and being arranged in the first direction.
    Type: Grant
    Filed: August 29, 2018
    Date of Patent: May 5, 2020
    Assignee: NICHIA CORPORATION
    Inventors: Kazuki Yamaguchi, Haruki Takeda, Yoshitaka Sumitomo
  • Patent number: 10578628
    Abstract: The present invention relates to a method for acquiring information on a cause of prolongation of coagulation time. The present invention also relates to a device, a system and a computer program for analyzing blood coagulation.
    Type: Grant
    Filed: August 25, 2017
    Date of Patent: March 3, 2020
    Assignees: SYSMEX CORPORATION, SCHOOL JURIDICAL PERSON HIGASHI-NIPPON-GAKUEN
    Inventors: Masahiro Ieko, Osamu Kumano, Haruki Yamaguchi, Takeshi Suzuki
  • Publication number: 20200047378
    Abstract: A method for manufacturing an optical fiber includes: a coating step of forming a first layer by applying a first ultraviolet ray curable resin composition onto a glass fiber, and then, of forming a second layer by applying a second ultraviolet ray curable resin composition onto the first layer; a first irradiation step of curing the first layer and the second layer by irradiating the first layer and the second layer with an ultraviolet ray, and of obtaining the optical fiber including a primary resin layer and a secondary resin layer; and a second irradiation step of irradiating the optical fiber with an ultraviolet ray at an illuminance of less than or equal to one tenth of an illuminance in the first irradiation step for an irradiation time of longer than or equal to 10 times an irradiation time in the first irradiation step.
    Type: Application
    Filed: August 7, 2019
    Publication date: February 13, 2020
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Noriaki IWAGUCHI, Haruki OKUYAMA, Takahisa YAMAGUCHI, Takashi FUJII
  • Publication number: 20180348237
    Abstract: Disclosed is a method for measuring a clotting time, including the steps of: (A) mixing a blood sample, an activator, a phospholipid, and a nickel ion-forming compound to obtain a specimen; and (B) mixing the specimen obtained in step (A) with a calcium salt to prepare a measurement specimen and measuring the clotting time of the measurement specimen.
    Type: Application
    Filed: July 26, 2016
    Publication date: December 6, 2018
    Applicants: SYSMEX CORPORATION, SCHOOL JURIDICAL PERSON HIGASHI-NIPPON-GAKUEN
    Inventors: Osamu KUMANO, Haruki YAMAGUCHI, Takeshi SUZUKI, Masahiro IEKO
  • Patent number: 10132819
    Abstract: Disclosed is a method for measuring a clotting time, including: a mixing step of mixing a blood sample, an activator, a phospholipid, and a manganese ion-forming compound to obtain a specimen; and a measurement step of mixing the specimen obtained in the mixing step with a calcium salt to prepare a measurement specimen and measuring the clotting time of the measurement specimen, wherein the blood sample is mixed with the manganese ion-forming compound separately from the activator and the phospholipid in the mixing step.
    Type: Grant
    Filed: July 26, 2016
    Date of Patent: November 20, 2018
    Assignees: SYSMEX CORPORATION, SCHOOL JURIDICAL PERSON HIGASHI-NIPPON-GAKUEN
    Inventors: Osamu Kumano, Haruki Yamaguchi, Takeshi Suzuki, Masahiro Ieko
  • Publication number: 20180031582
    Abstract: Disclosed is a method for measuring a clotting time, including the steps of: (A) mixing a blood sample, an activator, a phospholipid, and a nickel ion-forming compound to obtain a specimen; and (B) mixing the specimen obtained in step (A) with a calcium salt to prepare a measurement specimen and measuring the clotting time of the measurement specimen.
    Type: Application
    Filed: July 26, 2016
    Publication date: February 1, 2018
    Applicants: SYSMEX CORPORATION, SCHOOL JURIDICAL PERSON HIGASHI-NIPPON-GAKUEN
    Inventors: Osamu KUMANO, Haruki YAMAGUCHI, Takeshi SUZUKI, Masahiro IEKO
  • Publication number: 20170350907
    Abstract: The present invention relates to a method for acquiring information on a cause of prolongation of coagulation time. The present invention also relates to a device, a system and a computer program for analyzing blood coagulation.
    Type: Application
    Filed: August 25, 2017
    Publication date: December 7, 2017
    Inventors: Masahiro IEKO, Osamu KUMANO, Haruki YAMAGUCHI, Takeshi SUZUKI
  • Patent number: 9835635
    Abstract: Disclosed is a method for measuring clotting time including: preparing a measurement sample by mixing a blood specimen suspected to contain a lupus anticoagulant, an activator, and a divalent-metal-ion-producing compound for facilitating formation of a phospholipid-containing complex; and measuring a clotting time after adding, to the measurement sample, an aqueous solution of a calcium salt as a coagulation initiator.
    Type: Grant
    Filed: March 28, 2016
    Date of Patent: December 5, 2017
    Assignees: SCHOOL JURIDICAL PERSON HIGASHI-NIPPON-GAKUEN, SYSMEX CORPORATION
    Inventors: Osamu Kumano, Haruki Yamaguchi, Takeshi Suzuki, Masahiro Ieko
  • Publication number: 20170285046
    Abstract: Disclosed is a reagent for prothrombin time measurement, wherein the reagent contains a liposome composition containing a first liposome having a phospholipid layer, a second liposome having a phospholipid layer of a different composition from that of the first liposome, and tissue factor, wherein the tissue factor is associated with the phospholipid layer of at least one of the first liposome and the second liposome; the first liposome contains a phosphatidylcholine compound, a phosphatidylethanolamine compound, and a phosphatidylserine compound; and the second liposome contains at least one phospholipid selected from the group consisting of a phosphatidylcholine compound and a phosphatidylethanolamine compound.
    Type: Application
    Filed: March 24, 2017
    Publication date: October 5, 2017
    Applicant: SYSMEX CORPORATION
    Inventors: Yusuke TANAKA, Takahiko BANDO, Kiyoko KOHAMA, Haruki YAMAGUCHI
  • Publication number: 20170030933
    Abstract: Disclosed is a method for measuring a clotting time, including: a mixing step of mixing a blood sample, an activator, a phospholipid, and a manganese ion-forming compound to obtain a specimen; and a measurement step of mixing the specimen obtained in the mixing step with a calcium salt to prepare a measurement specimen and measuring the clotting time of the measurement specimen, wherein the blood sample is mixed with the manganese ion-forming compound separately from the activator and the phospholipid in the mixing step.
    Type: Application
    Filed: July 26, 2016
    Publication date: February 2, 2017
    Applicants: SYSMEX CORPORATION, SCHOOL JURIDICAL PERSON HIGASHI-NIPPON-GAKUEN
    Inventors: Osamu KUMANO, Haruki YAMAGUCHI, Takeshi SUZUKI, Masahiro IEKO
  • Publication number: 20160291041
    Abstract: Disclosed is a method for measuring clotting time including: preparing a measurement sample by mixing a blood specimen suspected to contain a lupus anticoagulant, an activator, and a divalent-metal-ion-producing compound for facilitating formation of a phospholipid-containing complex; and measuring a clotting time after adding, to the measurement sample, an aqueous solution of a calcium salt as a coagulation initiator.
    Type: Application
    Filed: March 28, 2016
    Publication date: October 6, 2016
    Applicants: SCHOOL JURIDICAL PERSON HIGASHI-NIPPON-GAKUEN, SYSMEX CORPORATION
    Inventors: Osamu KUMANO, Haruki YAMAGUCHI, Takeshi SUZUKI, Masahiro IEKO
  • Patent number: 7993935
    Abstract: A test strip for immunochromatography comprising a sample receiving member, a label holding member, and a chromatography membrane is described. The chromatography membrane has a first detection zone and a second detection zone. The second detection zone is formed by utilizing a blocking material and the second substance. A method for producing above the test strip is also described.
    Type: Grant
    Filed: January 5, 2006
    Date of Patent: August 9, 2011
    Assignee: Sysmex Corporation
    Inventors: Haruki Yamaguchi, Takehiro Hasegawa, Takeshi Imoarai
  • Publication number: 20070144922
    Abstract: The present invention is to present a test strip package that has less potential for accommodating a test strip and a desiccant agent at a location different from their proper location originally determined. The test strip package comprising: a test strip for detecting an analyte contained in a sample; a desiccant agent; and a container comprising a first room for housing the test strip, a second room for housing the desiccant agent and a cover for sealing the first and second rooms, the second room being communicated with the first room.
    Type: Application
    Filed: December 19, 2006
    Publication date: June 28, 2007
    Applicant: SYSMEX CORPORATION
    Inventors: Takeshi Imoarai, Haruki Yamaguchi, Akihide Oka
  • Publication number: 20060148097
    Abstract: A test strip for immunochromatography comprising a sample receiving member, a label holding member, and a chromatography membrane is described. The chromatography membrane has a first detection zone and a second detection zone. The second detection zone is formed by utilizing a blocking material and the second substance. A method for producing above the test strip is also described.
    Type: Application
    Filed: January 5, 2006
    Publication date: July 6, 2006
    Inventors: Haruki Yamaguchi, Takehiro Hasegawa, Takeshi Imoarai