Patents by Inventor Masahiro Konishi

Masahiro Konishi 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: 12040436
    Abstract: A phosphor substrate having a plurality of light emitting elements mounted on one surface, and includes an insulating substrate, a first electrode group which is disposed on one surface of the insulating substrate and includes a plurality of electrodes bonded to the plurality of light emitting elements, and a phosphor layer which is disposed on one surface of the insulating substrate and includes a phosphor in which a light emission peak wavelength, in a case where light emitted by the light emitting element is used as excitation light, is in a visible light region, and the insulating substrate contains a bismaleimide resin and glass cloth.
    Type: Grant
    Filed: December 18, 2019
    Date of Patent: July 16, 2024
    Assignee: DENKA COMPANY LIMITED
    Inventor: Masahiro Konishi
  • Patent number: 12027652
    Abstract: A phosphor substrate having at least one light emitting element mounted on one surface, includes an insulating substrate, at least one electrode pair disposed on one surface of the insulating substrate and bonded to the light emitting element, and a phosphor layer disposed on one surface of the insulating substrate, including a phosphor in which a light emission peak wavelength, in a case where light emitted by the element is used as excitation light, is in a visible light region, in which a bonded surface of the electrode pair facing an outer side in a thickness direction of the insulating substrate, the bonded surface being bonded to the light emitting element, is positioned further on the outer side in the thickness direction than a non-bonded surface other than the bonded surface, and at least a part of the phosphor layer is disposed around the bonded surface of the one surface.
    Type: Grant
    Filed: December 18, 2019
    Date of Patent: July 2, 2024
    Assignee: DENKA COMPANY LIMITED
    Inventor: Masahiro Konishi
  • Patent number: 12000584
    Abstract: A light-emitting device has a light-emitting substrate having a circuit pattern layer over one surface of an insulating substrate and a plurality of light-emitting elements bonded to the circuit pattern layer, the light-emitting substrate has a phosphor layer on one surface side of the insulating substrate and includes a phosphor wherein the light emission peak wavelength is in a visible light region when the light emission of at least one of the light-emitting elements is used as excitation light, the elements have a plurality of serial bodies wherein the light-emitting elements are connected in series and arranged in parallel from an inner to an outer side of the substrate surface when the substrate surface of the light-emitting substrate is viewed from a top surface, and anode sides of the serial bodies are arranged on the same side of either the inner or the outer side of the substrate surface.
    Type: Grant
    Filed: August 5, 2021
    Date of Patent: June 4, 2024
    Assignee: DENKA COMPANY LIMITED
    Inventor: Masahiro Konishi
  • Publication number: 20240167651
    Abstract: A light source unit includes a light emitting module which has a printed wiring board and a plurality of light emitting diode elements mounted on the board, and a light-transmissive light distribution adjustment portion which covers the light emitting module, in which the board has a fluorescent layer containing fluorescent particles over a surface on which the light emitting diode elements are mounted, and the light distribution adjustment portion includes a portion having a convex shape outward from the board side, is spaced apart from the plurality of light emitting diode elements and from the fluorescent layer, commonly covers the plurality of light emitting diode elements and the fluorescent layer, and diffuses and distributes emission light from the light emitting diode elements and luminescence from the fluorescent layer.
    Type: Application
    Filed: March 11, 2022
    Publication date: May 23, 2024
    Applicant: DENKA COMPANY LIMITED
    Inventor: Masahiro KONISHI
  • Patent number: 11976811
    Abstract: A light emitting device of the present invention includes a light emitting substrate including an insulating substrate, a circuit pattern layer disposed on one surface of the insulating substrate, and at least one light emitting element bonded to the circuit pattern layer, a flat heat pipe mechanism that removes heat from the light emitting substrate, a temperature of which is increased with light emission of the at least one light emitting element, and a cooling unit that cools the flat heat pipe mechanism.
    Type: Grant
    Filed: June 5, 2020
    Date of Patent: May 7, 2024
    Assignee: DENKA COMPANY LIMITED
    Inventor: Masahiro Konishi
  • Patent number: 11942578
    Abstract: A phosphor substrate having at least one light emitting element mounted on one surface, includes an insulating substrate, at least one electrode pair disposed on one surface of the insulating substrate and bonded to the light emitting element, and a phosphor layer disposed on one surface of the insulating substrate, including a phosphor in which a light emission peak wavelength, in a case where light emitted by the element is used as excitation light, is in a visible light region, in which a bonded surface of the electrode pair facing an outer side in a thickness direction of the insulating substrate, the bonded surface being bonded to the light emitting element, is positioned further on the outer side in the thickness direction than a non-bonded surface other than the bonded surface, and at least a part of the phosphor layer is disposed around the bonded surface of the one surface.
    Type: Grant
    Filed: December 18, 2019
    Date of Patent: March 26, 2024
    Assignee: DENKA COMPANY LIMITED
    Inventor: Masahiro Konishi
  • Patent number: 11940138
    Abstract: A light emitting device of the present invention includes a light emitting substrate including an insulating substrate, a circuit pattern layer disposed on one surface of the insulating substrate, and at least one light emitting element bonded to the circuit pattern layer, a flat heat pipe mechanism that removes heat from the light emitting substrate, a temperature of which is increased with light emission of the at least one light emitting element, and a cooling unit that cools the flat heat pipe mechanism.
    Type: Grant
    Filed: June 5, 2020
    Date of Patent: March 26, 2024
    Assignee: DENKA COMPANY LIMITED
    Inventor: Masahiro Konishi
  • Publication number: 20230361254
    Abstract: A phosphor board manufacturing method over which at least one light-emitting element is mounted includes a circuit pattern layer forming step of forming, over one surface of an insulating substrate, a circuit pattern layer to be bonded to the at least one light-emitting element, a phosphor layer forming step of forming, over the one surface side of the insulating substrate, a phosphor layer including phosphor for which a light emission peak wavelength is in a visible light region when emitted light of the at least one light-emitting element is used as excitation light, and a support layer forming step of forming a support layer, which is a layer that does not include the phosphor and which supports the phosphor layer, between the insulating substrate and the phosphor layer, in which, in the phosphor layer forming step, the phosphor layer is laminated over the support layer.
    Type: Application
    Filed: August 20, 2021
    Publication date: November 9, 2023
    Applicant: DENKA COMPANY LIMITED
    Inventor: Masahiro KONISHI
  • Publication number: 20230335685
    Abstract: A phosphor board over which at least one light-emitting element is mounted, the phosphor board including an insulating substrate, a circuit pattern layer which is disposed over one surface of the insulating substrate and which is to be bonded to the at least one light-emitting element, a phosphor layer which is disposed over one surface side of the insulating substrate and which includes phosphor for which a light emission peak wavelength is in a visible light region when the emitted light of the at least one light-emitting element is used as excitation light, and a support layer which is disposed between the insulating substrate and the phosphor layer, which is a layer that does not include the phosphor, and which supports the phosphor layer.
    Type: Application
    Filed: August 20, 2021
    Publication date: October 19, 2023
    Applicant: DENKA COMPANY LIMITED
    Inventor: Masahiro KONISHI
  • Publication number: 20230312943
    Abstract: A phosphor coating material containing phosphor particles and a curable resin component. A viscosity of the phosphor coating material, measured at 25° C. and a rotation speed of 20 rpm using a B-type viscometer, is equal to or more than 60 dPa·s and equal to or less than 450 dPa·s.
    Type: Application
    Filed: July 30, 2021
    Publication date: October 5, 2023
    Applicant: DENKA COMPANY LIMITED
    Inventor: Masahiro KONISHI
  • Publication number: 20230313973
    Abstract: A light-emitting device has a light-emitting substrate having a circuit pattern layer over one surface of an insulating substrate and a plurality of light-emitting elements bonded to the circuit pattern layer, the light-emitting substrate has a phosphor layer on one surface side of the insulating substrate and includes a phosphor wherein the light emission peak wavelength is in a visible light region when the light emission of at least one of the light-emitting elements is used as excitation light, the elements have a plurality of serial bodies wherein the light-emitting elements are connected in series and arranged in parallel from an inner to an outer side of the substrate surface when the substrate surface of the light-emitting substrate is viewed from a top surface, and anode sides of the serial bodies are arranged on the same side of either the inner or the outer side of the substrate surface.
    Type: Application
    Filed: August 5, 2021
    Publication date: October 5, 2023
    Applicant: DENKA COMPANY LIMITED
    Inventor: Masahiro KONISHI
  • Publication number: 20230265339
    Abstract: A phosphor coating material containing phosphor particles and a curable resin component. In the phosphor coating material, a content of the phosphor particles in all non-volatile components is equal to or more than 25 vol % and equal to or less than 60 vol %. Using the phosphor coating material, it is possible to produce a coating film (phosphor layer), a phosphor board, and an illumination device.
    Type: Application
    Filed: July 30, 2021
    Publication date: August 24, 2023
    Applicant: DENKA COMPANY LIMITED
    Inventor: Masahiro KONISHI
  • Patent number: 11655954
    Abstract: A reflector includes a reflector body that reflects light emitted from a light source and a phosphor layer that is provided on the reflector body and includes a phosphor excited by the light emitted from the light source.
    Type: Grant
    Filed: January 28, 2020
    Date of Patent: May 23, 2023
    Assignee: DENKA COMPANY LIMITED
    Inventor: Masahiro Konishi
  • Patent number: 11482646
    Abstract: Glare and/or multiple shadows are reduced and/or prevented in an SMD-type lighting fixture using high-power CSP devices. A lighting apparatus includes: a substrate having a plurality of conduction parts; and a plurality of surface mount-type LED elements mounted so as to be connected to the respective plurality of conduction parts which the substrate has, the individual elements being separately sealed, wherein the substrate includes a fluorescent substance layer containing a first fluorescent substance, the layer covering at least part of a surface on a side where the plurality of surface mount-type LED elements are mounted, the first fluorescent substance is excited at a wavelength of emitted light from at least one of the plurality of surface mount-type LED elements, and the plurality of surface mount-type LED elements are not integrally sealed.
    Type: Grant
    Filed: November 6, 2018
    Date of Patent: October 25, 2022
    Assignee: DENKA COMPANY LIMITED
    Inventor: Masahiro Konishi
  • Publication number: 20220307680
    Abstract: A light emitting device of the present invention includes a light emitting substrate including an insulating substrate, a circuit pattern layer disposed on one surface of the insulating substrate, and at least one light emitting element bonded to the circuit pattern layer, a flat heat pipe mechanism that removes heat from the light emitting substrate, a temperature of which is increased with light emission of the at least one light emitting element, and a cooling unit that cools the flat heat pipe mechanism.
    Type: Application
    Filed: June 5, 2020
    Publication date: September 29, 2022
    Applicant: DENKA COMPANY LIMITED
    Inventor: Masahiro KONISHI
  • Publication number: 20220278257
    Abstract: A phosphor substrate having at least one light emitting element mounted on one surface, and includes an insulating substrate, an electrode layer disposed on one surface of the insulating substrate and bonded to the light emitting element, and a phosphor layer which is disposed on one surface of the insulating substrate and includes a phosphor in which a light emission peak wavelength, in a case where light emitted by the light emitting element is used as excitation light, is in a visible light region, in which a surface of the electrode layer facing an outer side in a thickness direction of the insulating substrate is a flat surface, and at least a part of the phosphor layer is disposed around a bonded portion of the electrode layer with the light emitting element.
    Type: Application
    Filed: December 18, 2019
    Publication date: September 1, 2022
    Applicant: DENKA COMPANY LIMITED
    Inventor: Masahiro KONISHI
  • Publication number: 20220146071
    Abstract: A reflector includes a reflector body that reflects light emitted from a light source and a phosphor layer that is provided on the reflector body and includes a phosphor excited by the light emitted from the light source.
    Type: Application
    Filed: January 28, 2020
    Publication date: May 12, 2022
    Applicant: DENKA COMPANY LIMITED
    Inventor: Masahiro KONISHI
  • Publication number: 20220085253
    Abstract: A phosphor substrate of the present invention is a phosphor substrate having a plurality of light emitting elements mounted on one surface, and includes an insulating substrate, a first electrode group which is disposed on one surface of the insulating substrate and includes a plurality of electrodes bonded to the plurality of light emitting elements, a phosphor layer which is disposed on one surface of the insulating substrate and includes a phosphor in which a light emission peak wavelength, in a case where light emitted by light emitting element is used as excitation light, is in a visible light region, and a second electrode group which is disposed on the other surface of the insulating substrate and includes a plurality of electrodes.
    Type: Application
    Filed: December 18, 2019
    Publication date: March 17, 2022
    Applicant: DENKA COMPANY LIMITED
    Inventor: Masahiro KONISHI
  • Publication number: 20220059734
    Abstract: A phosphor substrate having at least one light emitting element mounted on one surface, includes an insulating substrate, at least one electrode pair disposed on one surface of the insulating substrate and bonded to the light emitting element, and a phosphor layer disposed on one surface of the insulating substrate, including a phosphor in which a light emission peak wavelength, in a case where light emitted by the element is used as excitation light, is in a visible light region, in which a bonded surface of the electrode pair facing an outer side in a thickness direction of the insulating substrate, the bonded surface being bonded to the light emitting element, is positioned further on the outer side in the thickness direction than a non-bonded surface other than the bonded surface, and at least a part of the phosphor layer is disposed around the bonded surface of the one surface.
    Type: Application
    Filed: December 18, 2019
    Publication date: February 24, 2022
    Applicant: DENKA COMPANY LIMITED
    Inventor: Masahiro KONISHI
  • Publication number: 20220059730
    Abstract: A phosphor substrate having at least one light emitting element mounted on one surface, and includes an insulating substrate, at least one pair of electrode pair which is disposed on one surface of the insulating substrate and bonded to the light emitting element, and a phosphor layer which is disposed on one surface of the insulating substrate and includes a phosphor in which a light emission peak wavelength, in a case where light emitted by the light emitting element is used as excitation light, is in a visible light region.
    Type: Application
    Filed: December 18, 2019
    Publication date: February 24, 2022
    Applicant: DENKA COMPANY LIMITED
    Inventor: Masahiro KONISHI