Patents Assigned to Toshiba Lighting and Technology Corporation
  • Lamp having outer shell to radiate heat of light source
    Patent number: 9772098
    Abstract: According to one or more arrangements, a lighting device such as a lamp may include a cover a device body. The device body may have a projection having a support surface at one end and an attachment portion to which the cover is configured to attach. In one or more examples, while the cover is configured to attach to the attachment portion, the cover may be configured to cover the supporting surface of the projection. The cover portion may include a translucent cover portion in some configurations. Additionally or alternatively, the supporting surface of the projection portion may be disposed closer to a center of the cover portion than the attachment portion. In one example, the projection portion may be disposed closer to the cover portion center by a distance equal to a height of the projection portion.
    Type: Grant
    Filed: August 3, 2012
    Date of Patent: September 26, 2017
    Assignee: Toshiba Lighting & Technology Corporation
    Inventors: Shigeru Osawa, Kazuto Morikawa
  • VEHICLE LIGHTING DEVICE AND VEHICLE LAMP
    Publication number: 20170223805
    Abstract: According to one embodiment, a vehicle lighting device includes a first circuit portion that has at least one light emitting element and a first resistor connected in series to the light emitting element; a second circuit portion that is connected in parallel to the first circuit portion and has at least a control portion; and a third circuit portion that is connected in series to the first circuit portion and the second circuit portion, and has at least one light emitting element. The control portion measures an input voltage and causes a current to flow through the third circuit portion in a case where the measured input voltage is a predetermined value.
    Type: Application
    Filed: January 27, 2017
    Publication date: August 3, 2017
    Applicant: Toshiba Lighting & Technology Corporation
    Inventors: Daisuke Kosugi, Atsushi Heike
  • Lighting device for moving body
    Patent number: 9709250
    Abstract: A lighting device for a moving body includes a substrate that has a base body having connection sections on a side surface and a wiring pattern provided on at least one main surface of the base body. The moving body further includes a light emitting element that is electrically connected to the wiring pattern, and an adhesive section that is provided between the base body and a body section. The connection sections are at least one of groove sections, concave sections, and convex sections, while the adhesive section covers at least a part of the plurality of connection sections.
    Type: Grant
    Filed: May 26, 2015
    Date of Patent: July 18, 2017
    Assignee: Toshiba Lighting & Technology Corporation
    Inventors: Toshihiro Hatanaka, Ryuji Tsuchiya, Kiyokazu Hino, Hiromitsu Shiraishi
  • Lighting device having sealing member covering inside of wall member surrounding light emitting elements
    Patent number: 9711696
    Abstract: A lighting device includes a body section; a substrate provided in the body section; a wiring pattern provided on a surface of the substrate and including wiring pads; and light emitting elements provided on the wiring pattern and including electrodes in the vicinity of a circumferential edge of a surface opposite to a side on which the wiring pattern is provided. The lighting device also includes wirings that respectively connect the wiring pads and a plurality of electrodes; a surrounding wall member provided to surround the light emitting elements and having an annular shape; and a sealing section provided to cover the inside of the surrounding wall member. At least a part of the light emitting elements is connected in series. The electrodes are respectively positioned on or inside a circumference passing through centers of the light emitting elements which are connected in series.
    Type: Grant
    Filed: December 28, 2016
    Date of Patent: July 18, 2017
    Assignee: Toshiba Lighting & Technology Corporation
    Inventor: Hiromitsu Shiraishi
  • Straight tube LED lamp, lamp socket set, and lighting fixture
    Patent number: 9706608
    Abstract: A straight tube LED lamp includes: a straight tube in which a plurality of light emitting diodes is housed; a first cap for forming a power feeding connection to the plurality of light emitting diodes, provided on one axial direction end side of the straight tube; and a second cap for grounding, provided on another axial direction end side of the straight tube. A first terminal for forming an electrical connection to a power feeding terminal of a first lamp socket is provided in the first cap. A second terminal for forming an electrical connection to a grounding terminal of a second lamp socket is provided in the second cap.
    Type: Grant
    Filed: June 10, 2011
    Date of Patent: July 11, 2017
    Assignees: PANASONIC CORPORATION, TOSHIBA LIGHTING & TECHNOLOGY CORPORATION
    Inventors: Satoshi Fukano, Nobumichi Nishihama, Tadashi Yamanaka, Fumihiko Masuko, Takeshi Saito, Hiroki Nakagawa, Masanao Hieda, Kenichi Ito, Naoki Sugishita, Keisuke Ono, Keiichi Shimizu, Shinichi Kumashiro, Takeshi Osada
  • Vehicle Lighting Device and Vehicle Lamp
    Publication number: 20170146213
    Abstract: According to one embodiment, a vehicle lighting device includes a loading portion; a substrate provided on one end side of the loading portion; a plurality of light emitting elements that are electrically connected to a wiring pattern provided on a surface of the substrate and provided side by side in a row in a first direction; and a plurality of power supply terminals that are electrically connected to the wiring pattern provided on the surface of the substrate and provided side by side in a row in a second direction perpendicular to the first direction.
    Type: Application
    Filed: September 20, 2016
    Publication date: May 25, 2017
    Applicant: Toshiba Lighting & Technology Corporation
    Inventors: Daisuke Kosugi, Toshihiro Hatanaka
  • Heater and fixing device
    Patent number: 9639043
    Abstract: According to one embodiment, a heater includes an elongated substrate; a conductor that is provided on the substrate along a longitudinal direction of the substrate; and a plurality of resistance heating elements which are respectively disposed on the substrate along the longitudinal direction of the substrate, are electrically connected to each other in series by the conductor, and of which each resistance temperature coefficient becomes smaller as the resistance heating elements approach end regions in the longitudinal direction of the substrate.
    Type: Grant
    Filed: September 14, 2016
    Date of Patent: May 2, 2017
    Assignee: Toshiba Lighting & Technology Corporation
    Inventors: Kentaro Kimura, Satoko Kato, Takanobu Ueno
  • Luminaire
    Patent number: 9625142
    Abstract: According to one embodiment, a luminaire includes a board provided in a main body part, a light-emitting element provided on a surface of the board, a surrounding wall member provided to surround the light-emitting element, and a joining part including a first portion which is provided between the board and the surrounding wall member and a second portion which is provided outside the surrounding wall member and covers at least a part of an outer wall of the surrounding wall member.
    Type: Grant
    Filed: May 17, 2016
    Date of Patent: April 18, 2017
    Assignee: Toshiba Lighting & Technology Corporation
    Inventor: Kiyokazu Hino
  • Light-emitting device
    Patent number: 9625136
    Abstract: A light emitting device according to the present embodiment includes a substrate on which a wiring portion is provided; a light emitting element which is provided on the substrate and is electrically connected to the wiring portion; a feeding portion to which an electric power is supplied from the outside; a first connection portion which is provided on the substrate and is electrically connected to the wiring portion; a second connection portion which is joined to the first connection portion through soldering and includes a first opening portion into which the feeding portion is inserted; and a soldering portion which is provided between the first opening portion and the feeding portion.
    Type: Grant
    Filed: September 3, 2013
    Date of Patent: April 18, 2017
    Assignee: Toshiba Lighting & Technology Corporation
    Inventors: Kiyokazu Hino, Takahiro Kurihara
  • Lighting system
    Patent number: 9620690
    Abstract: Disclosed is a lighting system including: a board; a wiring pattern that is provided on a surface of the board and has a wiring pad; a light emitting element that is provided on the wiring pattern and includes an electrode on a surface thereof opposite to a surface thereof provided on the wiring pattern; a surrounding wall member that is provided to surround the light emitting element; a wiring that connects the wiring pad and the electrode; and a sealing portion that is provided inside the surrounding wall member and covers the light emitting element and the wiring. Here, an angle that is formed by a segment that connects a central position of a portion of the board surrounded by the surrounding wall member and a position where the wiring is connected to the wiring pad, and the wiring is 0° to 45°, or 135° to 180°.
    Type: Grant
    Filed: December 26, 2013
    Date of Patent: April 11, 2017
    Assignee: Toshiba Lighting & Technology Corporation
    Inventor: Kiyokazu Hino
  • Light emitting device and vehicular lighting device
    Patent number: 9618188
    Abstract: A light emitting device according to an embodiment includes: a main body section; a light emitting section provided in the main body section and including a light emitting element; a cover provided on a side of the main body section where the light emitting section is provided; and an adhesive section provided between the main body section and the cover in a part of a region on the side of the main body section where the light emitting section is provided.
    Type: Grant
    Filed: August 23, 2013
    Date of Patent: April 11, 2017
    Assignee: Toshiba Lighting & Technology Corporation
    Inventors: Toshihiro Hatanaka, Ryuji Tsuchiya, Tomohiro Mizoguchi, Daisuke Kosugi
  • Vehicle Lighting Device, Vehicle Lamp, and Method of Manufacturing Vehicle Lighting Device
    Publication number: 20170097136
    Abstract: According to one embodiment, a vehicle lighting device includes a heat radiating portion that has a flange having a plate shape, heat radiating fins provided on one surface of the flange, and a loading portion provided on a surface of the flange on a side opposite to the side on which the heat radiating fins are provided; a storage portion that is provided on a side of the flange opposite to the side on which the heat radiating fins are provided, has a mounting portion surrounding the loading portion and bayonets provided on a side surface of the mounting portion, and is formed of a material different from a material of the heat radiating portion; and a light emitting module that is provided on an end surface of the loading portion on a side opposite to the flange side and has a light emitting element.
    Type: Application
    Filed: September 20, 2016
    Publication date: April 6, 2017
    Applicant: Toshiba Lighting & Technology Corporation
    Inventors: Kiyokazu Hino, Toshihiro Hatanaka
  • Lighting device
    Patent number: 9605837
    Abstract: A lighting device according to an embodiment includes a board that contains ceramics on at least a surface thereof, a light emitting element that is provided on the surface of the board, a wiring pattern that is provided on the surface of the board and is electrically connected to the light emitting element, a surrounding wall member that is provided to surround the light emitting element, a joining portion that is provided between the board and the surrounding wall member, and a coating portion that is provided between the board and the joining portion and contains a glass material.
    Type: Grant
    Filed: December 26, 2013
    Date of Patent: March 28, 2017
    Assignee: Toshiba Lighting & Technology Corporation
    Inventor: Kiyokazu Hino
  • Lighting device
    Patent number: 9605820
    Abstract: According to one embodiment, a lighting device includes: a first housing in which a lamp unit is provided; a second housing in which a power supply unit is provided; and a hinge member that allows the first housing to be capable of opening and closing with respect to the second housing.
    Type: Grant
    Filed: September 12, 2014
    Date of Patent: March 28, 2017
    Assignee: Toshiba Lighting & Technology Corporation
    Inventors: Ryuichi Koga, Hiroyuki Kuramochi
  • Lighting device having sealing member covering inside of wall member surrounding light emitting elements
    Patent number: 9572204
    Abstract: A lighting device includes a body section; a substrate provided in the body section; a wiring pattern provided on a surface of the substrate and including wiring pads; and light emitting elements provided on the wiring pattern and including electrodes in the vicinity of a circumferential edge of a surface opposite to a side on which the wiring pattern is provided. The lighting device also includes wirings that respectively connect the wiring pads and a plurality of electrodes; a surrounding wall member provided to surround the light emitting elements and having an annular shape; and a sealing section provided to cover the inside of the surrounding wall member. At least a part of the light emitting elements is connected in series. The electrodes are respectively positioned on or inside a circumference passing through centers of the light emitting elements which are connected in series.
    Type: Grant
    Filed: August 22, 2013
    Date of Patent: February 14, 2017
    Assignee: Toshiba Lighting & Technology Corporation
    Inventor: Hiromitsu Shiraishi
  • Lighting Device for Vehicle
    Publication number: 20170023201
    Abstract: According to one embodiment, a lighting device for vehicle includes a socket including a base portion, and a first protrusion portion which protrudes from one face of the base portion; and a light emitting module which is provided at the first protrusion portion, and includes a light emitting element. The socket contains a heat conductive resin of which heat conductivity is 7 W/(m•K) or more and 11 W/(m•K) or less. When a maximum dimension of the base portion in a direction orthogonal to a center axis of the lighting device for vehicle is set to A1 (mm), a maximum dimension of the first protrusion portion in a direction orthogonal to the center axis is set to A2 (mm), and power which is applied to the light emitting module is set to W (watt), (A1-A2)/W becomes 1.0 (mm/W) or more and 6.5 (mm/W) or less.
    Type: Application
    Filed: July 12, 2016
    Publication date: January 26, 2017
    Applicant: Toshiba Lighting & Technology Corporation
    Inventors: Kiyokazu Hino, Ryuji Tsuchiya, Toshihiro Hatanaka
  • Light Emitting Device for Vehicle, Lighting Device for Vehicle, and Lighting Tool for Vehicle
    Publication number: 20170009953
    Abstract: According to one embodiment, a light emitting device for vehicle includes a substrate; a light emitting element which is provided on the substrate; a resistive element which is provided on the substrate, and is connected in series to the light emitting element; and a thermistor which is provided on the substrate, has a positive temperature coefficient, and is connected in parallel to the resistive element.
    Type: Application
    Filed: June 28, 2016
    Publication date: January 12, 2017
    Applicant: Toshiba Lighting & Technology Corporation
    Inventors: Daisuke Kosugi, Atsushi Heike
  • Luminaire for interior lamp provided in automobile
    Patent number: 9512981
    Abstract: According to one embodiment, there is provided a luminaire including a light-emitting element and a cover provided on an irradiation side of the light-emitting element. The cover includes a first light transmitting section provided on the center side of the cover and a second light transmitting section provided at the peripheral edge of the first light transmitting section and having light transmittance higher than the light transmittance of the first light transmitting section.
    Type: Grant
    Filed: February 20, 2014
    Date of Patent: December 6, 2016
    Assignee: Toshiba Lighting & Technology Corporation
    Inventors: Ryuji Tsuchiya, Youhei Matsuda, Junichiro Yamamoto, Kazufumi Yoshida
  • Vehicle Lighting Device and Vehicle Lamp
    Publication number: 20160245470
    Abstract: According to one embodiment, a vehicle lighting device includes a flange portion; a storage portion that protrudes from one surface of the flange portion; and a light emitting module that is provided in an end portion of the storage portion on a side opposite to the flange portion side. The light emitting module includes a substrate; a first light emitting portion that is provided in the substrate, has a light emitting element, and emits white light; a second light emitting portion that is provided in the substrate, has a light emitting element, and emits red or amber light; a control portion that causes one of the first light emitting portion and the second light emitting portion to emit light; and a diffusion portion that has a light-transmitting property and covers the first light emitting portion and the second light emitting portion.
    Type: Application
    Filed: February 10, 2016
    Publication date: August 25, 2016
    Applicant: Toshiba Lighting & Technology Corporation
    Inventors: Toshihiro Hatanaka, Daisuke Kosugi
  • Light emitting module having heat conductive substrate
    Patent number: 9410685
    Abstract: A lighting apparatus including a plurality of light-emitting elements mounted on a first surface of a substrate, a heat conducting layer disposed on a second surface of the substrate opposite the first surface, and one or more holes extending from the first surface to the second surface of the substrate. A heat conductive and electrically non-conducting material covers an inner surface of the one or more holes, and is thermally connected to the heat conductive layer.
    Type: Grant
    Filed: January 17, 2014
    Date of Patent: August 9, 2016
    Assignees: Toshiba Lighting & Technology Corporation, Kabushiki Kaisha Toshiba
    Inventors: Takayoshi Moriyama, Kazunari Higuchi, Sumio Hashimoto, Shinichi Kumashiro