Patents by Inventor Toshifumi Ogata
Toshifumi Ogata 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).
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Publication number: 20180216803Abstract: A mounting substrate includes: a substrate; a first terminal, a fifth terminal, and a sixth terminal which are disposed in a first region; a second terminal disposed in a second region; a third terminal and a seventh terminal which are disposed in a third region; and a fourth terminal disposed in a fourth region. The mounting substrate includes: a first connecting line which electrically connects the fifth terminal and the second terminal; a second connecting line which electrically connects the sixth terminal and the third terminal; and a third connecting line which electrically connects the seventh terminal and the fourth terminal.Type: ApplicationFiled: January 19, 2018Publication date: August 2, 2018Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LT D.Inventors: Masumi ABE, Toshifumi OGATA, Toshiaki KURACHI
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Patent number: 9966509Abstract: Light emitting apparatus including: substrate; LED chips on substrate; sealing member sealing LED chips; buffer layer on substrate; and dam material on the top surface of buffer layer, for holding back sealing member, wherein the adhesive strength of buffer layer to substrate and the adhesive strength of dam material to buffer layer are higher than the adhesive strength of dam material to substrate.Type: GrantFiled: August 21, 2015Date of Patent: May 8, 2018Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Atsuyoshi Ishimori, Toshifumi Ogata, Masumi Abe
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Publication number: 20180069162Abstract: A light-emitting apparatus includes a first relay line and a second relay line. The first and second relay lines are disposed between a first region and a second region of a substrate. Further, the first and second relay lines extend at least partially parallel to each other in a second direction that crosses a first direction in which the first region and the second region are aligned. The first relay line electrically connects a first light-emitting element group disposed in the first region and a third light-emitting element group disposed in the second region. The second relay line electrically connects a second light-emitting element group disposed in the first region and a fourth light-emitting element group disposed in the second region.Type: ApplicationFiled: August 31, 2017Publication date: March 8, 2018Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LT D.Inventors: Masumi ABE, Toshifumi OGATA, Toshiaki KURACHI
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Publication number: 20180062110Abstract: A light-emitting apparatus is provided. The light-emitting apparatus includes a substrate, a light-emitting element on the substrate, a first sealing layer which seals the light-emitting element, and a second b sealing layer. The substrate includes a base, an interconnect layer disposed on the base and electrically connected to the light-emitting element, a metal layer which covers a portion of the interconnect layer, and an electrically insulating layer which covers another portion of the interconnect layer. The second sealing layer seals a boundary between the metal layer and the electrically insulating layer.Type: ApplicationFiled: August 8, 2017Publication date: March 1, 2018Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Masumi ABE, Toshifumi OGATA, Naoki TAGAMI, Toshiaki KURACHI
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Publication number: 20180063931Abstract: A light-emitting device includes a light emission controller which causes first and second light-emitting element groups to emit light, by supplying undulating voltage to the first and second light-emitting element groups. The light emission controller supplies the undulating voltage to the first light-emitting element group, during a first period in which a magnitude of the undulating voltage is greater than a first predetermined value and at most a second predetermined value. The second predetermined value is less than a maximum value of the undulating voltage. The light emission controller supplies the undulating voltage to the first and second light-emitting element groups during a second period in which the magnitude of the undulating voltage is greater than the second predetermined value. The first light-emitting element group surrounds the second light-emitting element group.Type: ApplicationFiled: August 22, 2017Publication date: March 1, 2018Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LT D.Inventors: Yuya YAMAMOTO, Toshifumi OGATA, Shigeru IDO, Shun KUSUDA
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Publication number: 20180063903Abstract: A light-emitting device includes a light emission controller which causes first and second light-emitting element groups to emit light, by supplying undulating voltage to the first and second light-emitting element groups. The light emission controller supplies the undulating voltage to the first light-emitting element group during a first period in which a magnitude of the undulating voltage is greater than a first predetermined value and at most a second predetermined value. The second predetermined value is less than a maximum value of the undulating voltage. The light emission controller supplies the undulating voltage to the first and second light-emitting element groups during a second period in which the magnitude of the undulating voltage is greater than the second predetermined value. The second light-emitting element group surrounds the first light-emitting element group.Type: ApplicationFiled: August 8, 2017Publication date: March 1, 2018Applicant: Panasonic Intellectual Property Management Co., Ltd.Inventors: Yuya YAMAMOTO, Toshifumi OGATA, Shigeru IDO, Shun KUSUDA
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Patent number: 9780274Abstract: A light-emitting apparatus includes a plurality of light-emitting element columns sealed with a sealing member, each including a plurality of light-emitting elements. In at least one of the plurality of light-emitting element columns, the plurality of light-emitting elements are all positioned or a virtual straight line. At least one of the plurality of light-emitting element columns includes at least one set of a first light-emitting element and a second light-emitting element that are positioned adjacent to each other. The first light-emitting element is disposed to form a first angle between the virtual straight line and a longitudinal direction of the first light-emitting element. The second light-emitting element is disposed to form a second angle different from the first angle between the virtual straight line and a longitudinal direction of the second light-emitting element.Type: GrantFiled: August 24, 2016Date of Patent: October 3, 2017Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Katsuyuki Nagahama, Hiroshi Yamaguchi, Toshifumi Ogata
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Publication number: 20170261164Abstract: A light emitting module includes a first light emitter that emits light having a first color temperature and a second light emitter that emits light having a second color temperature higher than the first color temperature. The first light emitter includes a first light emitting element and a first sealant. The first sealant seals the first light emitting element and includes a first wavelength converter that converts a wavelength of light emitted by the first light emitting element. The second light emitter includes a second light emitting element and a second sealant. The second sealant seals the second light emitting element and includes a second wavelength converter that converts a wavelength of light emitted by the second light emitting element. In a plan view, the first light emitting element has a surface area greater than a surface area of the second light emitting element.Type: ApplicationFiled: March 7, 2017Publication date: September 14, 2017Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Toshifumi OGATA, Hiroshi YAMAGUCHI, Yuya YAMAMOTO, Keiji KIBA
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Patent number: 9698321Abstract: A light-emitting apparatus includes: a ceramic substrate; a light-emitting element mounted on the ceramic substrate; a sealing member sealing the light-emitting element; a buffer layer formed on the ceramic substrate and surrounding the light-emitting element; and a dam member, at least a portion of which is on a top surface of the buffer layer and which is for blocking the sealing member. The dam member is formed in such a way that one end of the dam member which faces the sealing member and is closer to the light-emitting element than the opposite end of the dam member is in contact with the ceramic substrate while the opposite end is out of contact with the ceramic substrate.Type: GrantFiled: August 18, 2016Date of Patent: July 4, 2017Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Katsuyuki Nagahama, Atsuyoshi Ishimori, Toshifumi Ogata, Keiji Kiba
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Patent number: 9634211Abstract: Each of a plurality of semiconductor light-emitting element has, on an upper surface thereof that has a quadrilateral shape, a pair of connecting portions having different polarities from each other. The pair of connecting portions are aligned on a diagonal of the quadrilateral shape. The diagonal intersects a row direction along which the semiconductor light-emitting elements within a row are arranged. Connecting portions having identical polarity are positioned on an imaginary line parallel to the row direction. Metal wires intersect two sides extending from a corner, on the diagonal, of the upper surface of each of the semiconductor light-emitting elements when viewed from a direction perpendicular to a mounting surface of a substrate for mounting the semiconductor light-emitting elements.Type: GrantFiled: September 4, 2013Date of Patent: April 25, 2017Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Masumi Abe, Yasufumi Wada, Toshifumi Ogata, Kenji Sugiura
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Publication number: 20170077362Abstract: A light-emitting apparatus includes: a substrate; a first light-emitting element (a first LED chip) mounted on the substrate; a second light-emitting element (a second LED chip) having a light-emission peak wavelength longer than a light-emission peak wavelength of the first light-emitting element; a first sealing member sealing the first light-emitting element and containing a phosphor that emits fluorescent light when illuminated by light from the first light-emitting element; and a second sealing member sealing the second light-emitting element and having at least a portion between the first sealing member arid the second light-emitting element. The second scaling member has an absorbance lower than an absorbance of the first sealing member with respect to light emitted from the second light-emitting element.Type: ApplicationFiled: September 7, 2016Publication date: March 16, 2017Inventors: Toshifumi OGATA, Koji Omura
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Publication number: 20170069805Abstract: A light-emitting apparatus includes a plurality of light-emitting element columns sealed with a sealing member, each including a plurality of light-emitting elements. In at least one of the plurality of light-emitting element columns, the plurality of light-emitting elements are all positioned or a virtual straight line. At least one of the plurality of light-emitting element columns includes at least one set of a first light-emitting element and a second light-emitting element that are positioned adjacent to each other. The first light-emitting element is disposed to form a first angle between the virtual straight line and a longitudinal direction of the first light-emitting element. The second light-emitting element is disposed to form a second angle different from the first angle between the virtual straight line and a longitudinal direction of the second light-emitting element.Type: ApplicationFiled: August 24, 2016Publication date: March 9, 2017Inventors: Katsuyuki NAGAHAMA, Hiroshi YAMAGUCHI, Toshifumi OGATA
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Publication number: 20170062673Abstract: A light-emitting apparatus includes: a ceramic substrate; a light-emitting element mounted on the ceramic substrate; a sealing member sealing the light-emitting element; a buffer layer formed on the ceramic substrate and surrounding the light-emitting element; and a dam member, at least a portion of which is on a top surface of the buffer layer and which is for blocking the sealing member. The dam member is formed in such a way that one end of the dam member which faces the sealing member and is closer to the light-emitting element than the opposite end of the dam member is in contact with the ceramic substrate while the opposite end is out of contact with the ceramic substrate.Type: ApplicationFiled: August 18, 2016Publication date: March 2, 2017Inventors: Katsuyuki NAGAHAMA, Atsuyoshi ISHIMORI, Toshifumi OGATA, Keiji KIBA
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Patent number: 9506632Abstract: A light-emitting module includes a substrate, and elongated light-emitting units arranged in rows on the substrate. Each light-emitting unit includes an element array of light-emitting elements arranged on the substrate and a sealing member sealing the element array. The sealing member contains a wavelength converting material. When the light-emitting units are viewed from a direction that is parallel to a surface on which the plurality of light-emitting units are arranged and coincides with a row direction being a direction along which the light-emitting units are arranged in rows, two of the light-emitting units are arranged such that portions of one of the two light-emitting units nearer to the center in the row direction are visible without being obstructed by the other light-emitting unit.Type: GrantFiled: October 16, 2012Date of Patent: November 29, 2016Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Toshifumi Ogata, Atsuyoshi Ishimori, Masumi Abe
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Patent number: 9488345Abstract: A light emitting device includes: a substrate; a plurality of light emitting elements mounted in a light emitting area of the substrate, and an intermediate line for electrically connecting a plurality of light emitting elements in parallel or series selectively, the intermediate line being disposed in the light emitting area.Type: GrantFiled: December 18, 2014Date of Patent: November 8, 2016Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Masumi Abe, Toshifumi Ogata, Atsuyoshi Ishimori, Kenji Sugiura, Yasufumi Wada
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Publication number: 20160265748Abstract: A light-emitting device includes a substrate and a plurality of light-emitting elements disposed above the substrate. In the plurality of light-emitting elements, a first light-emitting element and a second light-emitting element different in a rate of decrease in light output along with a temperature increase are included. The plurality of light-emitting elements include: a first serial element group including some light-emitting elements connected in series among the plurality of light-emitting elements; and a second serial element group connected in parallel with the first serial element group and including some light-emitting elements connected in series among the plurality of light-emitting elements. A ratio between a total number of first light-emitting elements and a total number of second light-emitting elements is different between the first serial element group and the second serial element group.Type: ApplicationFiled: February 29, 2016Publication date: September 15, 2016Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Masumi ABE, Yasuharu UENO, Koji OMURA, Kenji SUGIURA, Toshifumi OGATA, Atsuyoshi ISHIMORI, Toshiaki KURACHI
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Patent number: 9435512Abstract: A lighting apparatus includes a substrate, a light-emitting element, and a sealing member. The light-emitting element emits light in a first wavelength range. The sealing member contains a material that converts the light in the first wavelength range to light in a second wavelength range different from the first wavelength range. The sealing member has a curved convex contour in at least one cross section that passes through the center of the light-emitting element and is perpendicular to a principal surface of the substrate. A curved line indicating a change in output angle that occurs upon a change in observation angle is approximated by a quadratic or trigonometric function that passes through the origin.Type: GrantFiled: October 7, 2014Date of Patent: September 6, 2016Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Masumi Abe, Toshifumi Ogata, Atsuyoshi Ishimori, Kenji Sugiura, Yasufumi Wada
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Patent number: 9416924Abstract: In a mounting area, a plurality of light-emitting elements are two-dimensionally mounted, and light-emitting elements are connected in series in each of light-emitting element blocks. The light-emitting element blocks) are connected in parallel by wires. The light-emitting element blocks located in a middle portion each include only blue light-emitting elements. On the other hand, the light-emitting elements located above the light-emitting element blocks and the light-emitting element blocks located below the light-emitting element blocks include one or more light-emitting element blocks each including not only blue light-emitting elements but also one or more red light-emitting elements.Type: GrantFiled: May 23, 2013Date of Patent: August 16, 2016Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Masumi Abe, Yasufumi Wada, Toshifumi Ogata, Kenji Sugiura
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Patent number: D770987Type: GrantFiled: April 8, 2015Date of Patent: November 8, 2016Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Atsuyoshi Ishimori, Toshifumi Ogata, Toshiaki Kurachi
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Patent number: D795207Type: GrantFiled: September 21, 2016Date of Patent: August 22, 2017Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Atsuyoshi Ishimori, Toshifumi Ogata, Toshiaki Kurachi