Patents by Inventor Haruhiko Iyoda
Haruhiko Iyoda 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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Patent number: 11092744Abstract: A three-dimensional surface display device that includes a plurality of light-emitting elements that are mounted on a mounting member is disclosed. The three-dimensional surface display device includes a plurality of light guide portions, each of which includes a light incidence surface on one end side and a light extraction surface on the other end side. The light incidence surface is arranged to face the corresponding light emitting element. The plurality of light guide portions are different in at least one length, and the light extraction surfaces are arranged three-dimensionally adjacent to each other.Type: GrantFiled: April 4, 2018Date of Patent: August 17, 2021Assignee: KOITO MANUFACTURING CO., LTD.Inventors: Ryuho Sato, Akinori Matsumoto, Haruhiko Iyoda, Hiroya Koizumi
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Publication number: 20200088944Abstract: A three-dimensional surface display device that includes a plurality of light-emitting elements that are mounted on a mounting member is disclosed. The three-dimensional surface display device includes a plurality of light guide portions, each of which includes a light incidence surface on one end side and a light extraction surface on the other end side. The light incidence surface is arranged to face the corresponding light emitting element. The plurality of light guide portions are different in at least one length, and the light extraction surfaces are arranged three-dimensionally adjacent to each other.Type: ApplicationFiled: April 4, 2018Publication date: March 19, 2020Applicant: KOITO MANUFACTURING CO., LTD.Inventors: Ryuho Sato, Akinori Matsumoto, Haruhiko Iyoda, Hiroya Koizumi
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Patent number: 10462858Abstract: A vehicle lamp includes a planar light-emitting structure having a substrate on which an organic EL emission element is provided, a framing member that fixes the planar light-emitting structure inside a vehicle-lamp light cabinet, and an elastic member that is interposed between the planar light-emitting structure and the framing member and that fixes the planar light-emitting structure by its biasing force.Type: GrantFiled: May 11, 2018Date of Patent: October 29, 2019Assignee: KOITO MANUFACTURING CO., LTD.Inventors: Masaya Shido, Yukihiro Onoda, Toru Ito, Yoshiro Ito, Haruhiko Iyoda, Hironori Tsukamoto
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Patent number: 10132461Abstract: A vehicular lamp includes a plurality of organic electroluminescence elements; and a flexible printed circuit board to which the plurality of organic electroluminescence elements are connected, the flexible printed circuit board having lines through which each of the organic electroluminescence elements is supplied with electric power independently.Type: GrantFiled: July 12, 2016Date of Patent: November 20, 2018Assignee: KOITO MANUFACTURING CO., LTD.Inventor: Haruhiko Iyoda
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Publication number: 20180270921Abstract: A vehicle lamp includes a planar light-emitting structure having a substrate on which an organic EL emission element is provided, a framing member that fixes the planar light-emitting structure inside a vehicle-lamp light cabinet, and an elastic member that is interposed between the planar light-emitting structure and the framing member and that fixes the planar light-emitting structure by its biasing force.Type: ApplicationFiled: May 11, 2018Publication date: September 20, 2018Inventors: Masaya SHIDO, Yukihiro ONODA, Toru ITO, Yoshiro ITO, Haruhiko IYODA, Hironori TSUKAMOTO
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Patent number: 9776555Abstract: A vehicular lamp includes a planar light emitting member having an organic EL light emitting portion at part of a substrate, and a reflecting member and a half mirror that are disposed so as to face each other so that light emitted from the organic EL light emitting portion is reflected repeatedly while allowing part of the light to be transmitted to the front.Type: GrantFiled: August 28, 2014Date of Patent: October 3, 2017Assignee: KOITO MANUFACTURING CO., LTD.Inventors: Kunio Fukai, Yukihiro Onoda, Masaya Shido, Haruhiko Iyoda, Asami Nakada
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Patent number: 9752759Abstract: A lamp unit has an organic EL panel in which an organic EL light emission portion is formed on a substrate, the organic EL panel being flexible, and a frame that fixes the light emission device so as to cover a light emission area of the organic EL, panel. The frame has a window or a transparent portion at least in a part of a portion, overlapping the light emission area, of the frame. The frame is formed with recess portions at both ends thereof to house both end portions of the organic EL panel.Type: GrantFiled: July 13, 2016Date of Patent: September 5, 2017Assignee: KOITO MANUFACTURING CO., LTD.Inventors: Toru Ito, Haruhiko Iyoda, Hironori Tsukamoto, Masaya Shido, Yoshiro Ito, Yukihiro Onoda
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Patent number: 9723686Abstract: A light emission device includes an organic EL panel and a molding resin. In the organic EL panel, an organic EL light emission portion is formed on a substrate. The organic EL panel is flexible. The molding resin shapes the organic EL panel so that the organic EL panel is in a curved state.Type: GrantFiled: March 9, 2015Date of Patent: August 1, 2017Assignee: KOITO MANUFACTURING CO., LTD.Inventors: Toru Ito, Haruhiko Iyoda, Hironori Tsukamoto, Masaya Shido, Yoshiro Ito, Yukihiro Onoda
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Patent number: 9688182Abstract: A vehicle lamp includes a lamp housing having an opening and a cover attached to the lamp housing and closing the opening to form a lamp chamber, and a lamp unit disposed in an interior of the lamp chamber and including a light source having a plurality of planar light emitting bodies. An outer peripheral portion of each of the planar light emitting bodies is a non-light emitting region, and a portion inside the non-light emitting region of each of the planar light emitting bodies is a light emitting region. At least a portion of the non-light emitting region is formed to be transparent. The transparent portion of the non-light emitting region of the planar light emitting bodies and an outer end portion of the light emitting region of other planar light emitting bodies are superimposed to each other in a thickness direction of the planar light emitting bodies.Type: GrantFiled: April 1, 2015Date of Patent: June 27, 2017Assignee: KOITO MANUFACTURING CO., LTD.Inventors: Haruhiko Iyoda, Masaya Shido, Toru Ito, Yukihiro Onoda
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Patent number: 9649976Abstract: Provided is a vehicle lamp that includes a first light emission unit and a second light emission unit including an organic EL element as a light source. The second light emission unit is turned on at a tail lamp on time. Both the first light emission unit and the second light emission unit are turned on at a stop lamp on time. The vehicle lamp further includes a light reduction unit configured to make light intensity of the second light emission unit at the stop lamp on time become lower than that at the tail lamp on time.Type: GrantFiled: March 17, 2016Date of Patent: May 16, 2017Assignee: Koito Manufacturing Co., Ltd.Inventors: Haruhiko Iyoda, Masaya Shido, Yoshiro Ito, Toru Ito
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Publication number: 20170016587Abstract: A vehicular lamp includes a plurality of organic electroluminescence elements; and a flexible printed circuit board to which the plurality of organic electroluminescence elements are connected, the flexible printed circuit board having lines through which each of the organic electroluminescence elements is supplied with electric power independently.Type: ApplicationFiled: July 12, 2016Publication date: January 19, 2017Applicant: KOITO MANUFACTURING CO., LTD.Inventor: Haruhiko IYODA
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Publication number: 20160320027Abstract: A lamp unit has an organic EL panel in which an organic EL light emission portion is formed on a substrate, the organic EL panel being flexible, and a frame that fixes the light emission device so as to cover a light emission area of the organic EL, panel. The frame has a window or a transparent portion at least in a part of a portion, overlapping the light emission area, of the frame. The frame is formed with recess portions at both ends thereof to house both end portions of the organic EL panel.Type: ApplicationFiled: July 13, 2016Publication date: November 3, 2016Applicant: KOITO MANUFACTURING CO., LTD.Inventors: Toru Ito, Haruhiko Iyoda, Hironori Tsukamoto, Masaya Shido, Yoshiro Ito, Yukihiro Onoda
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Publication number: 20160290586Abstract: A vehicle lamp includes a planar light-emitting structure having a substrate on which an organic EL emission element is provided, a framing member that fixes the planar light-emitting structure inside a vehicle-lamp light cabinet, and an elastic member that is interposed between the planar light-emitting structure and the framing member and that fixes the planar light-emitting structure by its biasing force.Type: ApplicationFiled: June 7, 2016Publication date: October 6, 2016Inventors: Masaya SHIDO, Yukihiro ONODA, Toru ITO, Yoshiro ITO, Haruhiko IYODA, Hironori TSUKAMOTO
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Publication number: 20160288702Abstract: Provided is a vehicle lamp that includes a first light emission unit and a second light emission unit including an organic EL element as a light source. The second light emission unit is turned on at a tail lamp on time. Both the first light emission unit and the second light emission unit are turned on at a stop lamp on time. The vehicle lamp further includes a light reduction unit configured to make light intensity of the second light emission unit at the stop lamp on time become lower than that at the tail lamp on time.Type: ApplicationFiled: March 17, 2016Publication date: October 6, 2016Inventors: Haruhiko Iyoda, Masaya Shido, Yoshiro Ito, Toru Ito
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Publication number: 20150274064Abstract: A vehicle lamp includes a lamp housing having an opening and a cover attached to the lamp housing and closing the opening to form a lamp chamber, and a lamp unit disposed in an interior of the lamp chamber and including a light source having a plurality of planar light emitting bodies. An outer peripheral portion of each of the planar light emitting bodies is a non-light emitting region, and a portion inside the non-light emitting region of each of the planar light emitting bodies is a light emitting region. At least a portion of the non-light emitting region is formed to be transparent. The transparent portion of the non-light emitting region of the planar light emitting bodies and an outer end portion of the light emitting region of other planar light emitting bodies are superimposed to each other in a thickness direction of the planar light emitting bodies.Type: ApplicationFiled: April 1, 2015Publication date: October 1, 2015Applicant: KOITO MANUFACTURING CO., LTD.Inventors: Haruhiko Iyoda, Masaya Shido, Toru Ito, Yukihiro Onoda
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Publication number: 20150257235Abstract: A light emission device includes an organic EL panel and a molding resin. In the organic EL panel, an organic EL light emission portion is formed on a substrate. The organic EL panel is flexible. The molding resin shapes the organic EL panel so that the organic EL panel is in a curved state.Type: ApplicationFiled: March 9, 2015Publication date: September 10, 2015Applicant: KOITO MANUFACTURING CO., LTD.Inventors: Toru Ito, Haruhiko Iyoda, Hironori Tsukamoto, Masaya Shido, Yoshiro Ito, Yukihiro Onoda
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Publication number: 20150062946Abstract: A vehicular lamp includes a planar light emitting member having an organic EL light emitting portion at part of a substrate, and a reflecting member and a half mirror that are disposed so as to face each other so that light emitted from the organic EL light emitting portion is reflected repeatedly while allowing part of the light to be transmitted to the front.Type: ApplicationFiled: August 28, 2014Publication date: March 5, 2015Applicant: KOITO MANUFACTURING CO., LTD.Inventors: Kunio FUKAI, Yukihiro ONODA, Masaya SHIDO, Haruhiko IYODA, Asami NAKADA
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Publication number: 20140293649Abstract: An automotive lamp includes an LED and a light guide. The light guide has the light, emitted from the LED, enter through an incident surface and emits the light frontward from an emission surface by guiding the light inside the light guide. The light guide includes a plurality of steps on a rear face side of the peripheral surface of the light guide. With the plurality of steps, the light traveling inside the light guide is reflected toward the emission surface. The pitch between each of the plurality of steps is set to 0.5 mm or below.Type: ApplicationFiled: June 17, 2014Publication date: October 2, 2014Applicant: KOITO MANUFACTURING CO.,LTD.Inventor: Haruhiko IYODA
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Patent number: 6767120Abstract: A vehicle lamp that includes a light-emitting diode group formed by light-emitting diodes, which are disposed in a row with the irradiation direction directed toward the front of the lamp, and a light guiding plate, which is a transparent plate and is provided in front of the light-emitting diode group so as to be in the front-back direction of the lamp; and a plurality of light guiding plate units are provided inside a lamp chamber so that the light guiding plate units are spacedly disposed one on the other, each of the light guiding plate units causing the light from the light-emitting diodes to enter the light guiding plate from the rear end surface of the light guiding plate and further causing the light to exit from the front end surface of the light guiding plate toward the front of the lamp.Type: GrantFiled: November 1, 2002Date of Patent: July 27, 2004Assignee: Koito Manufacturing Co., Ltd.Inventors: Yasushi Ohtsuka, Haruhiko Iyoda
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Publication number: 20030086276Abstract: A vehicle lamp that includes a light-emitting diode group formed by light-emitting diodes, which are disposed in a row with the irradiation direction directed toward the front of the lamp, and a light guiding plate, which is a transparent plate and is provided in front of the light-emitting diode group so as to be in the front-back direction of the lamp; and a plurality of light guiding plate units are provided inside a lamp chamber so that the light guiding plate units are spacedly disposed one on the other, each of the light guiding plate units causing the light from the light-emitting diodes to enter the light guiding plate from the rear end surface of the light guiding plate and further causing the light to exit from the front end surface of the light guiding plate toward the front of the lamp.Type: ApplicationFiled: November 1, 2002Publication date: May 8, 2003Applicant: Koito Manufacturing Co., Ltd.Inventors: Yasushi Ohtsuka, Haruhiko Iyoda