Patents by Inventor Yu Shinomiya

Yu Shinomiya 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: 10851472
    Abstract: A method of producing an apatite crystal includes the steps of preparing an apatite single crystal expressed by the general formula M25(PO4)3X (M2 being at least atomic element selected from the group consisting of divalent alkaline-earth metals and Eu, and X is at least one atomic selected from the group consisting of halogens); placing the apatite single crystal into a space controllable to a predetermined atmosphere; supplying water vapor into the space; and heating such that the atmosphere in the space is within a 1000° C. to 1400° C. range.
    Type: Grant
    Filed: June 14, 2017
    Date of Patent: December 1, 2020
    Assignee: KOITO MANUFACTURING CO., LTD.
    Inventors: Yu Shinomiya, Kazumichi Yanagisawa, Masoud Sakaki
  • Patent number: 10807903
    Abstract: A nanocomposite includes: a matrix phase; and a functional area disposed in the matrix phase. The functional area contains monocrystal fine particles.
    Type: Grant
    Filed: October 14, 2018
    Date of Patent: October 20, 2020
    Assignee: KOITO MANUFACTURING CO., LTD.
    Inventors: Takeshi Iwasaki, Hisayoshi Daicho, Yu Shinomiya
  • Publication number: 20190382657
    Abstract: In a phosphor according to an aspect, an emission site has a perovskite crystal structure expressed by ABX3, in which A and B are each a cation and X is an anion, and an emission element is located at a B site serving as a body center of the perovskite crystal structure.
    Type: Application
    Filed: August 27, 2019
    Publication date: December 19, 2019
    Applicants: KOITO MANUFACTURING CO., LTD., TOKYO INSTITUTE OF TECHNOLOGY, NATIONAL UNIVERSITY CORPORATION NAGOYA UNIVERSITY
    Inventors: Hisayoshi DAICHO, Yu SHINOMIYA, Kiminori ENOMOTO, Hideo HOSONO, Satoru MATSUISHI, Hiroshi SAWA, Akitoshi NAKANO
  • Patent number: 10370590
    Abstract: A phosphor is represented by the general formula aMIX·MII1-xMIMVO4:(Re)x where MI is at least one atomic element selected from the group consisting of K, Li, Na, Rb, Cs, Fr, Cu, and Ag, with K being essential; MII is at least one atomic element selected from the group consisting of Mg, Ca, Sr, Ba, Ra, Mn, Zn, Cd, and Sn; MV is at least one atomic element selected from the group consisting of P, V, Nb, Ta, As, Sb, and Bi; X is at least one halogen element, with F being essential; Re is at least one atomic element selected from the group consisting of rare earth elements, with Eu being essential; and a is in the range 0.6?a?1.4.
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: August 6, 2019
    Assignees: KOITO MANUFACTURING CO., LTD., TOKYO INSTITUTE OF TECHNOLOGY, NATIONAL UNIVERSITY CORPORATION NAGOYA UNIVERSITY
    Inventors: Hisayoshi Daicho, Yu Shinomiya, Kiminori Enomoto, Hideo Hosono, Satoru Matsuishi, Hiroshi Sawa, Akitoshi Nakano
  • Patent number: 10208302
    Abstract: A composite material includes: an apatite crystal in the form of a tube; and a functional component accommodated in the apatite crystal tube and constituted by a material having physical properties different from those of the apatite crystal. The apatite crystal may be a monocrystal given by the general formula M25(PO4)3X, where M2 denotes at least one element selected from the group consisting of divalent alkali earth metals and Eu, and X denotes at least one element or molecule selected from the group consisting of halogens and OH.
    Type: Grant
    Filed: December 21, 2015
    Date of Patent: February 19, 2019
    Assignee: KOITO MANUFACTURING CO., LTD.
    Inventors: Kiminori Enomoto, Hisayoshi Daicho, Yu Shinomiya
  • Publication number: 20190047903
    Abstract: A nanocomposite includes: a matrix phase; and a functional area disposed in the matrix phase. The functional area contains monocrystal fine particles.
    Type: Application
    Filed: October 14, 2018
    Publication date: February 14, 2019
    Applicant: KOITO MANUFACTURING CO., LTD.
    Inventors: Takeshi IWASAKI, Hisayoshi DAICHO, Yu SHINOMIYA
  • Publication number: 20190032886
    Abstract: A fluorescent member includes: a wavelength converter including an incidence part on which a light of a light source is incident and an output part from which a converted light subjected to wavelength conversion as a result of excitation by an incident light is output; and a reflecting part provided in at least a portion of a surface of the wavelength converter. The wavelength converter is comprised of a material whereby a degree of scattering of the light of the light source incident via the incidence part and traveling toward the output part is smaller than in the case of a polycrystalline material.
    Type: Application
    Filed: September 17, 2018
    Publication date: January 31, 2019
    Applicant: KOITO MANUFACTURING CO., LTD.
    Inventors: Hisayoshi DAICHO, Yu SHINOMIYA
  • Patent number: 10132459
    Abstract: A lamp includes a plurality of semiconductor light-emitting elements arrayed linearly, an aluminum substrate on which the plurality of light-emitting elements are mounted, and a linear light wavelength conversion member disposed separated from light-emitting surfaces of the plurality of light-emitting elements. The aluminum substrate includes a circuit formed such as to be able to switch on/off the plurality of light-emitting elements, as grouped into a plurality of sets, on a per-set basis in which the sets are composed of either one or a plurality of the light-emitting elements.
    Type: Grant
    Filed: January 4, 2017
    Date of Patent: November 20, 2018
    Assignee: KOITO MANUFACTURING CO., LTD.
    Inventors: Hisayoshi Daicho, Toshio Yagi, Shogo Sugimori, Yu Shinomiya
  • Publication number: 20170362737
    Abstract: A method of producing an apatite crystal includes the steps of preparing an apatite single crystal expressed by the general formula M25(PO4)3X (M2 being at least atomic element selected from the group consisting of divalent alkaline-earth metals and Eu, and X is at least one atomic selected from the group consisting of halogens); placing the apatite single crystal into a space controllable to a predetermined atmosphere; supplying water vapor into the space; and heating such that the atmosphere in the space is within a 1000° C. to 1400° C. range.
    Type: Application
    Filed: June 14, 2017
    Publication date: December 21, 2017
    Applicants: Koito Manufacturing Co., Ltd., Kochi University
    Inventors: Yu SHINOMIYA, Kazumichi YANAGISAWA, Masoud Sakaki
  • Patent number: 9795896
    Abstract: An adsorption method adsorbs a substance by using a tube-shaped apatite crystal. The apatite crystal may be a monocrystal given by a general formula M25(PO4)3X (M2 denotes at least one element selected from the group consisting of divalent alkali earth metal and Eu, and X denotes at least one element or molecule selected from the group consisting of halogen element and OH). The outer form of the apatite crystal may be a hexagonal prism in which the aperture of a hole formed on a top surface or bottom surface of the hexagonal prism may be hexagonal.
    Type: Grant
    Filed: March 16, 2015
    Date of Patent: October 24, 2017
    Assignee: KOITO MANUFACTURING CO., LTD.
    Inventors: Kiminori Enomoto, Hisayoshi Daicho, Yu Shinomiya
  • Publication number: 20170113605
    Abstract: A lamp includes a plurality of semiconductor light-emitting elements arrayed linearly, an aluminum substrate on which the plurality of light-emitting elements are mounted, and a linear light wavelength conversion member disposed separated from light-emitting surfaces of the plurality of light-emitting elements. The aluminum substrate includes a circuit formed such as to be able to switch on/off the plurality of light-emitting elements, as grouped into a plurality of sets, on a per-set basis in which the sets are composed of either one or a plurality of the light-emitting elements.
    Type: Application
    Filed: January 4, 2017
    Publication date: April 27, 2017
    Applicant: Koito Manufacturing Co., Ltd.
    Inventors: Hisayoshi DAICHO, Toshio YAGI, Shogo SUGIMORI, Yu SHINOMIYA
  • Publication number: 20170058198
    Abstract: A phosphor is represented by the general formula aMIX.MII1-xMIMVO4:(Re)x where MI is at least one atomic element selected from the group consisting of K, Li, Na, Rb, Cs, Fr, Cu, and Ag, with K being essential; MII is at least one atomic element selected from the group consisting of Mg, Ca, Sr, Ba, Ra, Mn, Zn, Cd, and Sn; MV is at least one atomic element selected from the group consisting of P, V, Nb, Ta, As, Sb, and Bi; X is at least one halogen element, with F being essential; Re is at least one atomic element selected from the group consisting of rare earth elements, with Eu being essential; and a is in the range 0.6?a?1.4.
    Type: Application
    Filed: August 26, 2016
    Publication date: March 2, 2017
    Applicants: Koito Manufacturing Co., Ltd., Tokyo Institute of Technology, National University Corporation Nagoya University
    Inventors: Hisayoshi DAICHO, Yu SHINOMIYA, Kiminori ENOMOTO, Hideo HOSONO, Satoru MATSUISHI, Hiroshi SAWA, Akitoshi NAKANO
  • Patent number: 9371231
    Abstract: An apatite crystal is a single crystal expressed by a general formula (M2)5(PO4)3X. In this formula, M2 indicates at least one type of element selected from the group consisting of bivalent alkaline-earth metals and Eu, and X indicates at least one type of element or molecule selected from the group consisting of halogen elements and OH. And the single crystal is of a tubular shape. The outer shape of the apatite may be a hexagonal prism. The shape of an opening of a hole formed in the upper surface or lower surface of the hexagonal prism may be a hexagon.
    Type: Grant
    Filed: September 26, 2014
    Date of Patent: June 21, 2016
    Assignee: KOITO MANUFACTURING CO., LTD.
    Inventors: Kiminori Enomoto, Hisayoshi Daicho, Yu Shinomiya
  • Patent number: 9327977
    Abstract: An apatite crystal is a single crystal expressed by a general formula (M2)5(PO4)3X. In this formula, M2 indicates at least one type of element selected from the group consisting of bivalent alkaline-earth metals and Eu, and X indicates at least one type of element or molecule selected from the group consisting of halogen elements and OH. And the single crystal is of a tubular shape. The outer shape of the apatite may be a hexagonal prism. The shape of an opening of a hole formed in the upper surface or lower surface of the hexagonal prism may be a hexagon.
    Type: Grant
    Filed: September 26, 2014
    Date of Patent: May 3, 2016
    Assignee: KOITO MANUFACTURING CO., LTD.
    Inventors: Kiminori Enomoto, Hisayoshi Daicho, Yu Shinomiya
  • Publication number: 20160102302
    Abstract: A composite material includes: an apatite crystal in the form of a tube; and a functional component accommodated in the apatite crystal tube and constituted by a material having physical properties different from those of the apatite crystal. The apatite crystal may be a monocrystal given by the general formula M25(PO4)3X, where M2 denotes at least one element selected from the group consisting of divalent alkali earth metals and Eu, and X denotes at least one element or molecule selected from the group consisting of halogens and OH.
    Type: Application
    Filed: December 21, 2015
    Publication date: April 14, 2016
    Inventors: Kiminori ENOMOTO, Hisayoshi DAICHO, Yu SHINOMIYA
  • Publication number: 20160093779
    Abstract: Provided is a light emitting device. A semiconductor light emitting element with a peak wavelength ranging from 395 nm to 410 nm is used as a light source, light scattering particles made of a material with a band gap of 3.4 eV or more are dispersed in a dispersion medium of a reflection member, and a refractive index of the light scattering particles is larger than a refractive index of the dispersion medium by 0.3 or more. The semiconductor light emitting element has a 1 percentile value ranging from 365 nm to 383 nm in emission integrated intensity.
    Type: Application
    Filed: September 16, 2015
    Publication date: March 31, 2016
    Inventors: Yuzo Maeno, Hisayoshi Daicho, Yu Shinomiya
  • Publication number: 20150182876
    Abstract: An adsorption method adsorbs a substance by using a tube-shaped apatite crystal. The apatite crystal may be a monocrystal given by a general formula M25(PO4)3X (M2 denotes at least one element selected from the group consisting of divalent alkali earth metal and Eu, and X denotes at least one element or molecule selected from the group consisting of halogen element and OH). The outer form of the apatite crystal may be a hexagonal prism in which the aperture of a hole formed on a top surface or bottom surface of the hexagonal prism may be hexagonal.
    Type: Application
    Filed: March 16, 2015
    Publication date: July 2, 2015
    Applicant: KOITO MANUFACTURING CO., LTD.
    Inventors: Kiminori ENOMOTO, Hisayoshi DAICHO, Yu SHINOMIYA
  • Publication number: 20150017442
    Abstract: An apatite crystal is a single crystal expressed by a general formula (M2)5(PO4)3X. In this formula, M2 indicates at least one type of element selected from the group consisting of bivalent alkaline-earth metals and Eu, and X indicates at least one type of element or molecule selected from the group consisting of halogen elements and OH. And the single crystal is of a tubular shape. The outer shape of the apatite may be a hexagonal prism. The shape of an opening of a hole formed in the upper surface or lower surface of the hexagonal prism may be a hexagon.
    Type: Application
    Filed: September 26, 2014
    Publication date: January 15, 2015
    Applicant: Koito Manufacturing Co., Ltd.
    Inventors: Kiminori ENOMOTO, Hisayoshi DAICHO, Yu SHINOMIYA
  • Patent number: 8262935
    Abstract: A phosphor includes a composition represented by the formula: (M2x, M3y, M4z)mM1O3X(2/n), wherein M1 is Si and may include at least one element selected Ge, Ti, Zr, and Sn; M2 is Ca and may include at least one element selected Mg, Ba, and Zn; M3 is Sr and may include at least one element selected from the group consisting of Mg, Ba, and Zn; X is at least one kind of halogen element; M4 is Eu2+ and may includes at least one element rare-earth elements and Mn, wherein m is in a range of 6/6?m?8/6; n is in a range of 5?n?7; and x, y, and z satisfies x+y+z=1, where 0<x<1, 0<y<1, and 0.01?z?0.3.
    Type: Grant
    Filed: July 19, 2010
    Date of Patent: September 11, 2012
    Assignee: Koito Manufacturing Co., Ltd.
    Inventors: Hisayoshi Daicho, Takeshi Iwasaki, Kiminori Enomoto, Yu Shinomiya, Shinobu Aoyagi
  • Publication number: 20110025193
    Abstract: A phosphor includes a composition represented by the formula: (M2x, M3y, M4z)mM1O3X(2/n), wherein M1 is Si and may include at least one element selected Ge, Ti, Zr, and Sn; M2 is Ca and may include at least one element selected Mg, Ba, and Zn; M3 is Sr and may include at least one element selected from the group consisting of Mg, Ba, and Zn; X is at least one kind of halogen element; M4 is Eu2+ and may includes at least one element rare-earth elements and Mn, wherein m is in a range of 6/6?m?8/6; n is in a range of 5?n?7; and x, y, and z satisfies x+y+z=1, where 0<x<1, 0<y<1, and 0.01?z?0.3.
    Type: Application
    Filed: July 19, 2010
    Publication date: February 3, 2011
    Applicant: KOITO MANUFACTURING CO., LTD.
    Inventors: Hisayoshi DAICHO, Takeshi IWASAKI, Kiminori ENOMOTO, Yu SHINOMIYA, Shinobu AOYAGI