Patents by Inventor Kazuhiro Yamakawa

Kazuhiro Yamakawa 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: 20220215457
    Abstract: The manufacturing ordering assistance apparatus, method and program according to the first embodiment of the present embodiment are configured such that the manufacturing ordering assistance apparatus capable of transmitting data by way of a network between a first terminal used by a product manufacturer and second terminals used by parts manufacturers acquires design information of a product from the first terminal; identifies information relating to parts from the acquired design information; generates, for the respective parts, parts manufacturing information necessary to manufacture the parts based on the identified information relating to the parts; and selects a parts manufacturer as an order recipient for the respective parts based on the generated parts manufacturing information and information relating to manufacturing capacities of the parts manufacturers.
    Type: Application
    Filed: March 23, 2022
    Publication date: July 7, 2022
    Inventors: Hideaki Akabori, Kazuhiro Yamakawa, Yujiro Kita
  • Publication number: 20210180136
    Abstract: Compositions and methods for diagnosis or treatment of epilepsy disease with EFHC1, EFHC1 agonists, or EFHC1 analogs are provided. Compositions and methods for diagnosis or treatment of epilepsy disease with EFHC1a, EFHC1a agonists, or EFHC1a analogs are provided.
    Type: Application
    Filed: February 8, 2021
    Publication date: June 17, 2021
    Applicants: THE REGENTS OF THE UNIVERSITY OF CALIFORNIA, RIKEN, INSTITUTO NACIONAL DE NEUROLOGIA Y NEUROCIRUGIA MANUEL VELASCO SUAREZ, U.S. GOVERNMENT REPRESENTED BY THE DEPARTMENT OF VETERANS AFFAIRS
    Inventors: Antonio V. Delgado-Escueta, Kazuhiro Yamakawa, Toshimitsu Suzuki, Marco Tulio Medina-Hernandez, Maria Elisa Alonso Vilatela
  • Patent number: 10927438
    Abstract: Provided is an Fe—Ni—Cr alloy that has excellent surface characteristics and enables formation of a blackened coating having excellent blackening characteristics and peeling resistance. The Fe—Ni—Cr alloy has a chemical composition containing, by mass %, C, Si, Mn, P, S, Cr, Ni, Mo, Co, Cu, N, Ti, Al, O, and H, the balance being Fe and inevitable impurities, and satisfying formulae (1) to (4): (1) T1=11×[% N]+0.1; (2) T2=?39×[% N]?1.0; (3) A1=7.5×[% N]+0.1; (4) A2=?42.5×[% N]+1.0, where [% M] represents content (mass %) of element M in the alloy, and T1, T2, A1, and A2 satisfy relationships T1<[% Ti]<T2 and A1<[% A1]<A2.
    Type: Grant
    Filed: March 14, 2017
    Date of Patent: February 23, 2021
    Assignee: Nippon Yakin Kogyo Co., Ltd.
    Inventors: Kazuhiro Yamakawa, Shigeru Hirata, Kun Wang, Hidekazu Todoroki
  • Patent number: 10913980
    Abstract: Compositions and methods for diagnosis or treatment of epilepsy disease with EFHC1, EFHC1 agonists, or EFHC1 analogs are provided. Compositions and methods for diagnosis or treatment of epilepsy disease with EFHC1a, EFHC1a agonists, or EFHC1a analogs are provided.
    Type: Grant
    Filed: November 5, 2018
    Date of Patent: February 9, 2021
    Inventors: Antonio V. Delgado-Escueta, Kazuhiro Yamakawa, Toshimitsu Suzuki, Marco Tulio Medina-Hernandez, Maria Elisa Alonso Vilatela
  • Publication number: 20190360079
    Abstract: Provided is an Fe—Ni—Cr alloy that has excellent surface characteristics and enables formation of a blackened coating having excellent blackening characteristics and peeling resistance. The Fe—Ni—Cr alloy has a chemical composition containing, by mass %, C, Si, Mn, P, S, Cr, Ni, Mo, Co, Cu, N, Ti, Al, O, and H, the balance being Fe and inevitable impurities, and satisfying formulae (1) to (4): (1) T1=11×[% N]+0.1; (2) T2=?39×[% N]?1.0; (3) A1=7.5×[% N]+0.1; (4) A2=?42.5×[% N]+1.0, where [% M] represents content (mass %) of element M in the alloy, and T1, T2, A1, and A2 satisfy relationships T1<[% Ti]<T2 and A1<[% A1]<A2.
    Type: Application
    Filed: March 14, 2017
    Publication date: November 28, 2019
    Applicant: Nippon Yakin Kogyo Co., Ltd.
    Inventors: Kazuhiro YAMAKAWA, Shigeru HIRATA, Kun WANG, Hidekazu TODOROKI
  • Patent number: 10260099
    Abstract: Compositions and methods for diagnosis or treatment of epilepsy disease with EFHC1, EFHC1 agonists, or EFHC1 analogs are provided. Compositions and methods for diagnosis or treatment of epilepsy disease with EFHC1a, EFHC1a agonists, or EFHC1a analogs are provided.
    Type: Grant
    Filed: November 24, 2015
    Date of Patent: April 16, 2019
    Inventors: Antonio V. Delgado-Escueta, Kazuhiro Yamakawa, Toshimitsu Suzuki, Marco Tulio Medina-Hernandez, Maria Elisa Alonso Vilatela
  • Publication number: 20190062838
    Abstract: Compositions and methods for diagnosis or treatment of epilepsy disease with EFHC1, EFHC1 agonists, or EFHC1 analogs are provided. Compositions and methods for diagnosis or treatment of epilepsy disease with EFHC1a, EFHC1a agonists, or EFHC1a analogs are provided.
    Type: Application
    Filed: November 5, 2018
    Publication date: February 28, 2019
    Applicants: THE REGENTS OF THE UNIVERSITY OF CALIFORNIA, RIKEN, INSTITUTO NACIONAL DE NEUROLOGIA Y NEUROCIRUGIA MANUEL VELASCO SUAREZ, U.S. GOVERNMENT REPRESENTED BY THE DEPARTMENT OF VETERANS AFFAIRS
    Inventors: Antonio V. Delgado-Escueta, Kazuhiro Yamakawa, Toshimitsu Suzuki, Marco Tulio Medina-Hernandez, Maria Elisa Alonso Vilatela
  • Patent number: 9777356
    Abstract: An austenitic Fe—Ni—Cr alloy comprises C: 0.005˜0.03 mass %, Si: 0.17˜1.0 mass %, Mn: not more than 2.0 mass %, P: not more than 0.030 mass %, S: not more than 0.0015 mass %, Cr: 18˜28 mass %, Ni: 21.5˜32 mass %, Mo: 0.10˜2.8 mass %, Co: 0.05˜2.0 mass %, Cu: less than 0.25 mass %, N: not more than 0.018 mass %, Al: 0.10˜1.0 mass %, Ti: 0.10˜1.0 mass %, Zr: 0.01˜0.5 mass %, and the balance being Fe and inevitable impurities; wherein Cr, Mo, N and Cu satisfy PRE=Cr+3.3×Mo+16×N?20.0 and PREH=411-13.2×Cr-5.8×Mo+0.1×Mo2+1.2×Cu?145.0 and wherein Al, Ti, and Zr satisfy 0.5?Al+Ti+1.5×Zr?1.5, and has an excellent corrosion resistance in air or under a wet environment even at a surface state having an oxide film formed by an intermediate heat treatment.
    Type: Grant
    Filed: September 10, 2015
    Date of Patent: October 3, 2017
    Assignee: NIPPON YAKIN KOGYO CO., LTD.
    Inventors: Kazuhiro Yamakawa, Shigeru Hirata, Kun Wang
  • Patent number: 9528173
    Abstract: High-Mn austenitic stainless steels having a chemical composition comprising C: 0.02-0.12 mass %, Si: 0.05-1.5 mass %, Mn: 10.0-22.0 mass %, S: not more than 0.0028 mass %, Ni: 4.0-12.0 mass %, Cr: 14.0-25.0 mass % and N: 0.07-0.17 mass % with the balance being Fe and inevitable impurities, provided that these components are contained so that ? cal represented by the following equation is not more than 5.5%: ? cal (mass %)=(Cr+0.48Si)?(Ni+0.11Mn?0.0101Mn2+26.4C+20.1N)?4.7, wherein each element symbol in the equation is a content of the respective element (mass %), and having a magnetic permeability of not more than 1.003 under a magnetic field of 200 kA/m.
    Type: Grant
    Filed: February 21, 2014
    Date of Patent: December 27, 2016
    Assignee: NIPPON YAKIN KOGYO CO., LTD.
    Inventors: Shigeru Hirata, Yuji Ikegami, Kazuhiro Yamakawa
  • Publication number: 20160076105
    Abstract: Compositions and methods for diagnosis or treatment of epilepsy disease with EFHC1, EFHC1 agonists, or EFHC1 analogs are provided. Compositions and methods for diagnosis or treatment of epilepsy disease with EFHC1a, EFHC1a agonists, or EFHC1a analogs are provided.
    Type: Application
    Filed: November 24, 2015
    Publication date: March 17, 2016
    Applicants: THE REGENTS OF THE UNIVERSITY OF CALIFORNIA, RIKEN, INSTITUTO NACIONAL DE NEUROLOGIA Y NEUROCIRUGIA MANUEL VELASCO SUAREZ, U.S. GOVERNMENT REPRESENTED BY THE DEPARTMENT OF VETERANS AFFAIRS
    Inventors: Antonio V. Delgado-Escueta, Kazuhiro Yamakawa, Toshimitsu Suzuki, Marco Tulio Medina-Hernandez, Maria Elisa Alonso Vilatela
  • Publication number: 20150376752
    Abstract: An austenitic Fe—Ni—Cr alloy comprises C: 0.005˜0.03 mass %, Si: 0.17˜4.0 mass %, Mn: not more than 2.0 mass %, P: not more than 0.030 mass %, S: not more than 0.0015 mass %, Cr: 18˜28 mass %, Ni: 21.5˜32 mass %, Mo: 0.10˜2.8 mass %, Co: 0.05˜2.0 mass %, Cu: less than 0.25 mass %, N: not more than 0.018 mass %, Al: 0.10˜4.0 mass %, Ti: 0.10˜1.0 mass %, Zr: 0.01˜0.5 mass %, and the balance being Fe and inevitable impurities; wherein Cr, Mo, N and Cu satisfy PRE=Cr+3.3×Mo+16×N?20.0 and PREH=411-13.2×Cr-5.8×Mo+0.1×Mo2+1.2×Cu?145.0 and wherein Al, Ti, and Zr satisfy 0.5?Al+Ti+1.5×Zr?1.5, and has an excellent corrosion resistance in air or under a wet environment even at a surface state having an oxide film formed by an intermediate heat treatment.
    Type: Application
    Filed: September 10, 2015
    Publication date: December 31, 2015
    Applicant: NIPPON YAKIN KOGYO CO., LTD.
    Inventors: Kazuhiro YAMAKAWA, Shigeru HIRATA, Kun WANG
  • Patent number: 9220697
    Abstract: Compositions and methods for diagnosis or treatment of epilepsy disease with EFHC1, EFHC1 agonists, or EFHC1 analogs are provided. Compositions and methods for diagnosis or treatment of epilepsy disease with EFHC1a, EFHC1a agonists, or EFHC1a analogs are provided.
    Type: Grant
    Filed: October 28, 2010
    Date of Patent: December 29, 2015
    Inventors: Antonio V. Delgado-Escueta, Kazuhiro Yamakawa, Toshimitsu Suzuki, Marco Tulio Medina-Hernandez, Maria Elisa Alonso Vilatela
  • Publication number: 20140332117
    Abstract: High-Mn austenitic stainless steels having a chemical composition comprising C: 0.02-0.12 mass %, Si: 0.05-1.5 mass %, Mn: 10.0-22.0 mass %, S: not more than 0.0028 mass %, Ni: 4.0-12.0 mass %, Cr: 14.0-25.0 mass % and N: 0.07-0.17 mass % with the balance being Fe and inevitable impurities, provided that these components are contained so that ? cal represented by the following equation is not more than 5.5%: ? cal (mass %)=(Cr+0.48Si)?(Ni+0.11Mn?0.0101Mn2+26.4C+20.1N)?4.7, wherein each element symbol in the equation is a content of the respective element (mass %), and having a magnetic permeability of not more than 1.003 under a magnetic field of 200 kA/m.
    Type: Application
    Filed: February 21, 2014
    Publication date: November 13, 2014
    Applicant: NIPPON YAKIN KOGYO CO., LTD.
    Inventors: Shigeru HIRATA, Yuji IKEGAMI, Kazuhiro YAMAKAWA
  • Publication number: 20140166158
    Abstract: High-Mn austenitic stainless steels having a chemical composition comprising C: 0.02-0.12 mass %, Si: 0.05-1.5 mass %, Mn: 10.0-22.0 mass %, S: not more than 0.0028 mass %, Ni: 4.0-12.0 mass %, Cr: 14.0-25.0 mass % and N: 0.07-0.17 mass % with the balance being Fe and inevitable impurities, provided that these components are contained so that ? cal represented by the following equation is not more than 5.5%: ? cal (mass %)=(Cr+0.48Si)?(Ni+0.11Mn?0.0101Mn2+26.4C+20.1N)?4.7, wherein each element symbol in the equation is a content of the respective element (mass %), and having a magnetic permeability of not more than 1.003 under a magnetic field of 200 kA/m.
    Type: Application
    Filed: February 21, 2014
    Publication date: June 19, 2014
    Applicant: NIPPON YAKIN KOGYO CO., LTD.
    Inventors: Shigeru HIRATA, Yuji IKEGAMI, Kazuhiro YAMAKAWA
  • Patent number: 8703047
    Abstract: As a stainless steel for a metal part for clothing ornament capable of working into a complicated form part and having such nonmagnetic properties that the worked part can cope with the detection through needle detecting device is provided a high-Mn austenitic stainless steel having a chemical composition comprising C: 0.02-0.12 mass %, Si: 0.05-1.5 mass %, Mn: 10.0-22.0 mass %, S: not more than 0.03 mass %, Ni: 4.0-12.0 mass %, Cr: 14.0-25.0 mass % and N: 0.07-0.17 mass %, provided that these components are contained so that ? cal (mass %) represented by the following equation (1) is not more than 5.5 mass %: ? cal (mass %)=(Cr+0.48Si+1.21Mo+2.2(V+Ti)+0.15Nb)?(Ni+0.47Cu+0.11Mn?0.0101Mn2+26.4C+20.1N)?4.7??(1) and having a magnetic permeability of not more than 1.003 under a magnetic field of 200 kA/m.
    Type: Grant
    Filed: February 26, 2010
    Date of Patent: April 22, 2014
    Assignee: Nippon Yakin Kogyo Co., Ltd.
    Inventors: Shigeru Hirata, Yuji Ikegami, Kazuhiro Yamakawa
  • Publication number: 20130309124
    Abstract: An austenitic Fe—Ni—Cr alloy comprises C: 0.005˜0.03 mass %, Si: 0.15˜1.0 mass %, Mn: not more than 2.0 mass %, P: not more than 0.030 mass %, S: not more than 0.002 mass %, Cr: 18˜28 mass %, Ni: 20˜38 mass %, Mo: 0.10˜3 mass %, Co: 0.05˜2.0 mass %, Cu: less than 0.25 mass %, N: not more than 0.02 mass %, provided that PRE=Cr+3.3×Mo+16×N?20.0 and PREH=411?13.2×Cr?5.8×Mo+0.1×Mo2+1.2×Cu?145.0 (wherein each element symbol represents a content (mass %) of each element) and has an excellent corrosion resistance in air or under a wet environment even at a surface state having an oxide film formed by a intermediate heat treatment on the way of the production process.
    Type: Application
    Filed: April 22, 2013
    Publication date: November 21, 2013
    Applicant: NIPPON YAKIN KOGYO CO., LTD.
    Inventors: Kazuhiro YAMAKAWA, Shigeru HIRATA, Kun WANG
  • Publication number: 20110286879
    Abstract: As a stainless steel for a metal part for clothing ornament capable of working into a complicated form part and having such nonmagnetic properties that the worked part can cope with the detection through needle detecting device is provided a high-Mn austenitic stainless steel having a chemical composition comprising C: 0.02-0.12 mass %, Si: 0.05-1.5 mass %, Mn: 10.0-22.0 mass %, S: not more than 0.03 mass %, Ni: 4.0-12.0 mass %, Cr: 14.0-25.0 mass % and N: 0.07-0.17 mass %, provided that these components are contained so that ? cal (mass %) represented by the following equation (1) is not more than 5.5 mass %: ? cal (mass %)=(Cr+0.48Si+1.21Mo+2.2(V+Ti)+0.15Nb)?(Ni+0.47Cu+0.11Mn?0.0101Mn2+26.4C+20.1N)?4.7??(1) and having a magnetic permeability of not more than 1.003 under a magnetic field of 200 kA/m.
    Type: Application
    Filed: February 26, 2010
    Publication date: November 24, 2011
    Applicant: NIPPON YAKIN KOGYO CO., LTD.
    Inventors: Shigeru Hirata, Yuji Ikegami, Kazuhiro Yamakawa
  • Publication number: 20110287418
    Abstract: Compositions and methods for diagnosis or treatment of epilepsy disease with EFHC1, EFHC1 agonists, or EFHC1 analogs are provided. Compositions and methods for diagnosis or treatment of epilepsy disease with EFHC1a, EFHC1a agonists, or EFHC1a analogs are provided.
    Type: Application
    Filed: October 28, 2010
    Publication date: November 24, 2011
    Inventors: Antonio V. Delgado-Escueta, Kazuhiro Yamakawa, Toshimitsu Suzuki, Marco Tulio Medina-Hernandez, Maria Elisa Alonso Vilatela
  • Patent number: 7997152
    Abstract: A magnetostrictive torque sensor that detects a torque of a rotating shaft and/or a stationary shaft by using a magnetostriction inverse effect that occurs on a shaft surface, the magnetostrictive torque sensor includes a first detection coil, a second detection coil, a first oscillation circuit, a second oscillation circuit, a first direction magnetic permeability detector, a second direction magnetic permeability detector, and a torque detector.
    Type: Grant
    Filed: December 19, 2007
    Date of Patent: August 16, 2011
    Assignee: Azuma Shokai Co., Ltd.
    Inventors: Kazuhiro Yamakawa, Tetsuo Kanda
  • Patent number: 7829279
    Abstract: Compositions and methods for diagnosis or treatment of epilepsy disease with EFHC1, EFHC1 agonists, or EFHC1 analogs are provided. Compositions and methods for diagnosis or treatment of epilepsy disease with EFHC1a, EFHC1a agonists, or EFHC1a analogs are provided.
    Type: Grant
    Filed: July 15, 2005
    Date of Patent: November 9, 2010
    Assignee: The Regents of the University of California
    Inventors: Antonio V. Delgado-Escueta, Kazuhiro Yamakawa, Toshimitsu Suzuki, Marco Tulio Medina-Hernandez, Maria Elisa Alonso Vilatela