Patents by Inventor Tsuyoshi Kozai

Tsuyoshi Kozai 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: 10348012
    Abstract: According to one embodiment, a connector includes an insulator and a contact terminal in which an end side is pressed into a counter-press-fit portion of the insulator, and the other end side comprises a soldered portion attached to a substrate with soldering. The contact terminal comprises a flux accumulation portion inside the counter-press-fit portion and/or in an extended end portion of the soldered portion.
    Type: Grant
    Filed: November 27, 2017
    Date of Patent: July 9, 2019
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventors: Shukuyo Yamada, Masaya Hirashima, Tsuyoshi Kozai
  • Patent number: 10219393
    Abstract: According to one embodiment, an electronic device includes a housing including a wall portion, a printed circuit board including a plurality of lines and provided in the housing, and a connector formed of a part of the housing and a part of the printed circuit board. The connector includes an engagement hole formed in the wall portion and into which a connector plug is inserted. The connector further includes a shell formed of a portion located around the engagement hole in the wall portion, a tongue portion formed of a part of the printed circuit board and provided in the engagement hole, and connection terminals formed of the lines extending to and on a surface of the tongue portion.
    Type: Grant
    Filed: December 8, 2017
    Date of Patent: February 26, 2019
    Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA CLIENT SOLUTIONS CO., LTD.
    Inventors: Satoru Yasui, Masaya Hirashima, Takahiro Sakaguchi, Tsuyoshi Kozai
  • Publication number: 20180366849
    Abstract: According to one embodiment, a connector includes an insulator and a contact terminal in which an end side is pressed into a counter-press-fit portion of the insulator, and the other end side comprises a soldered portion attached to a substrate with soldering. The contact terminal comprises a flux accumulation portion inside the counter-press-fit portion and/or in an extended end portion of the soldered portion.
    Type: Application
    Filed: November 27, 2017
    Publication date: December 20, 2018
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Shukuyo Yamada, Masaya Hirashima, Tsuyoshi Kozai
  • Publication number: 20180279491
    Abstract: According to one embodiment, an electronic device includes a housing including a wall portion, a printed circuit board including a plurality of lines and provided in the housing, and a connector formed of a part of the housing and a part of the printed circuit board. The connector includes an engagement hole formed in the wall portion and into which a connector plug is inserted. The connector further includes a shell formed of a portion located around the engagement hole in the wall portion, a tongue portion formed of a part of the printed circuit board and provided in the engagement hole, and connection terminals formed of the lines extending to and on a surface of the tongue portion.
    Type: Application
    Filed: December 8, 2017
    Publication date: September 27, 2018
    Inventors: Satoru Yasui, Masaya Hirashima, Takahiro Sakaguchi, Tsuyoshi Kozai
  • Patent number: 9438846
    Abstract: According to one embodiment, a television receiver includes: housing; display; circuit board; and connector. The connector is electrically connected to the circuit board, and connected with an external connector. The connector includes: an insulating member; terminal members; and a container. The insulating member includes: a base portion; and an insertion portion extending from the base portion toward the second opening and inserted into a connection portion of the external connector. The terminal members are provided to the insertion portion, and coupled to the connection portion. The container is configured to house the insertion portion. The insertion portion includes: a side surface; and a slanted surface provided to at least one of ends of the side surface at the base portion side and the other one of the ends of the side surface. The slanted surface is slanted with respect to the side surface.
    Type: Grant
    Filed: December 3, 2012
    Date of Patent: September 6, 2016
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Masaya Hirashima, Tsuyoshi Kozai
  • Patent number: 9172185
    Abstract: According to one embodiment, a card connector for receiving digital broadcasting includes a store portion into which a card for receiving digital broadcasting is inserted so as to be ejectable, and an ejection prevention mechanism configured to prevent the card stored in the store portion from being ejected. The card connector can automatically release the ejection prevention mechanism when the card is inserted into the store portion, and can automatically actuate the ejection prevention mechanism after the card is inserted into the store portion.
    Type: Grant
    Filed: August 12, 2014
    Date of Patent: October 27, 2015
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Masaya Hirashima, Takahiro Sakaguchi, Tsuyoshi Kozai
  • Publication number: 20150180174
    Abstract: According to one embodiment, a card connector for receiving digital broadcasting includes a store portion into which a card for receiving digital broadcasting is inserted so as to be ejectable, and an ejection prevention mechanism configured to prevent the card stored in the store portion from being ejected. The card connector can automatically release the ejection prevention mechanism when the card is inserted into the store portion, and can automatically actuate the ejection prevention mechanism after the card is inserted into the store portion.
    Type: Application
    Filed: August 12, 2014
    Publication date: June 25, 2015
    Inventors: Masaya Hirashima, Takahiro Sakaguchi, Tsuyoshi Kozai
  • Patent number: 8767410
    Abstract: According to one embodiment, an electronic device is provided with: an electronic substrate on which electronic components are provided; a screw including a screw head portion and a threaded portion, and configured to be engaged to the electronic substrate; a conducting member provided between the screw head portion and the electronic substrate and configured to electrically connect the screw head portion and the electronic substrate; and an electrical wiring line provided between the screw head portion and the electronic substrate and configured so as not to be electrically connected to the screw head portion.
    Type: Grant
    Filed: July 26, 2011
    Date of Patent: July 1, 2014
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Nobuhiro Yamamoto, Tsuyoshi Kozai
  • Patent number: 8653848
    Abstract: According to one embodiment, a television apparatus includes a circuit board, a conductive portion, and an easily broken portion. The circuit board is mounted with an electronic component. The conductive portion is located on a surface or the inside of the circuit board. A breakage detection mechanism detects breakage of the conductive portion by conduction. The easily broken portion is provided to at least part of the conductive portion. The easily broken portion is broken easier than other portions of the conductive portion when a stress is applied to the circuit board.
    Type: Grant
    Filed: November 23, 2010
    Date of Patent: February 18, 2014
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Tsuyoshi Kozai, Nobuhiro Yamamoto
  • Publication number: 20140004733
    Abstract: According to one embodiment, a television receiver includes: a housing including a first opening and a second opening; a display in the housing, the display including a display surface exposed through the first opening; a circuit board in the housing; and a connector on the circuit board, exposed through the second opening, an external connector configured to be inserted into the connector, wherein the connector includes: a terminal configured to be electrically connected to the external connector; a base portion as a separate member from the housing, the base portion including an electrically insulated holder holding the terminal; and a second hook as a part of the housing, a first hook of the external connector configured to engage with the second hook.
    Type: Application
    Filed: August 20, 2013
    Publication date: January 2, 2014
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Masaya Hirashima, Tsuyoshi Kozai
  • Publication number: 20130278842
    Abstract: According to one embodiment, an electronic apparatus includes a board, a first electronic component on the board, a second electronic component on the board, and a fixing member between the first and second electronic components. The second electronic component is designed to produce less heat than the first electronic component. The fixing member is configured to secure the board to a part.
    Type: Application
    Filed: January 7, 2013
    Publication date: October 24, 2013
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Kota TOKUDA, Nobuhiro YAMAMOTO, Tsuyoshi KOZAI
  • Publication number: 20130164995
    Abstract: According to one embodiment, a television receiver includes: housing; display; circuit board; and connector. The connector includes: an insulating member; a plurality of terminal members; a first terminal portion; and a plurality of second terminal portions. The insulating member includes an insertion portion into which an external connector is inserted. The terminal members are provided in parallel with the insulating member in a direction intersecting with a direction in which the external connector is inserted into the insertion portion. The first terminal portion is included in each of the terminal members, and electrically connected to the external connector in the insertion portion. The second terminal portions are included in each of the terminal members, electrically connected to the first terminal portion, and point different directions from each other. One of the second terminal portions of each of the terminal members is electrically connected to the circuit board.
    Type: Application
    Filed: September 11, 2012
    Publication date: June 27, 2013
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Satoru YASUI, Tsuyoshi KOZAI
  • Patent number: 8432702
    Abstract: According to an aspect of the present invention, there is provided a printed wiring board including: a substrate including an edge and a fixing hole located adjacent to the edge, the fixing hole configured to receive a bolt; and a land formed in a vicinity of the fixing hole and extending in at least a first direction and a second direction, the first direction being a direction from the fixing hole toward a center of the substrate, the second direction being direction along the edge.
    Type: Grant
    Filed: February 22, 2011
    Date of Patent: April 30, 2013
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Kenji Hasegawa, Tsuyoshi Kozai, Terunari Kanou
  • Publication number: 20120155040
    Abstract: According to one embodiment, an electronic device is provided with: an electronic substrate on which electronic components are provided; a screw including a screw head portion and a threaded portion, and configured to be engaged to the electronic substrate; a conducting member provided between the screw head portion and the electronic substrate and configured to electrically connect the screw head portion and the electronic substrate; and an electrical wiring line provided between the screw head portion and the electronic substrate and configured so as not to be electrically connected to the screw head portion.
    Type: Application
    Filed: July 26, 2011
    Publication date: June 21, 2012
    Inventors: Nobuhiro Yamamoto, Tsuyoshi Kozai
  • Patent number: 8193453
    Abstract: According to an aspect of the present invention, there is provided a printed wiring board including: a substrate including a pair of edges and a fixing hole adjacent to the pair of edges and configured to receive a bolt; a land provided in a vicinity of the fixing hole and extending in a direction from the fixing hole toward a center of the substrate and along the pair of edges; and an insulating height adjuster provided between the fixing hole and the pair of edges and configured to have substantially the same height as the land.
    Type: Grant
    Filed: May 21, 2009
    Date of Patent: June 5, 2012
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Kenji Hasegawa, Tsuyoshi Kozai
  • Publication number: 20120002119
    Abstract: According to one embodiment, a television apparatus includes a substrate, a pad, a receiving portion, a coating layer, and an electric component. The pad is formed on a surface of the substrate. A conductive material arranged on the pad flows into the receiving portion while having fluidity. The coating layer is formed by the conductive material flowed into the receiving portion and solidified while covering at least a surface of the pad. The electric component includes a contact terminal pressed against and brought into contact with the coating layer.
    Type: Application
    Filed: January 18, 2011
    Publication date: January 5, 2012
    Inventors: Nobuhiro Yamamoto, Tsuyoshi Kozai, Takahisa Funayama
  • Publication number: 20110291694
    Abstract: According to one embodiment, a television apparatus includes a circuit board, a conductive portion, and an easily broken portion. The circuit board is mounted with an electronic component. The conductive portion is located on a surface or the inside of the circuit board. A breakage detection mechanism detects breakage of the conductive portion by conduction. The easily broken portion is provided to at least part of the conductive portion. The easily broken portion is broken easier than other portions of the conductive portion when a stress is applied to the circuit board.
    Type: Application
    Filed: November 23, 2010
    Publication date: December 1, 2011
    Inventors: Tsuyoshi Kozai, Nobuhiro Yamamoto
  • Publication number: 20110141707
    Abstract: According to an aspect of the present invention, there is provided a printed wiring board including: a substrate including an edge and a fixing hole located adjacent to the edge, the fixing hole configured to receive a bolt; and a land formed in a vicinity of the fixing hole and extending in at least a first direction and a second direction, the first direction being a direction from the fixing hole toward a center of the substrate, the second direction being direction along the edge.
    Type: Application
    Filed: February 22, 2011
    Publication date: June 16, 2011
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Kenji Hasegawa, Tsuyoshi Kozai, Terunari Kanou
  • Publication number: 20100304614
    Abstract: According to one embodiment, an electronic device includes a connector, and a flexible printed wiring board having a board main body provided with a first surface with a conductor provided thereon, a second surface opposite to the first surface, and a front end contacting the connector, and a reinforcing plate contacting the second surface at the front end to reinforce the board main body. A projection is provided on the connector in contact with the flexible wiring board. The reinforcing plate includes a recess portion in which the projection is fitted. The recess portion has a space increased in size toward and opening to an end face of the reinforcing plate corresponding to the front end, and an opening provided in the end face and communicating with the space.
    Type: Application
    Filed: March 1, 2010
    Publication date: December 2, 2010
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Hiroyuki MATSUO, Tsuyoshi KOZAI
  • Patent number: 7837497
    Abstract: According to one embodiment, an electronic device includes a connector, and a flexible printed wiring board having a board main body provided with a first surface with a conductor provided thereon, a second surface opposite to the first surface, and a front end contacting the connector, and a reinforcing plate contacting the second surface at the front end to reinforce the board main body. A projection is provided on the connector in contact with the flexible wiring board. The reinforcing plate includes a recess portion in which the projection is fitted. The recess portion has a space increased in size toward and opening to an end face of the reinforcing plate corresponding to the front end, and an opening provided in the end face and communicating with the space.
    Type: Grant
    Filed: March 1, 2010
    Date of Patent: November 23, 2010
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Hiroyuki Matsuo, Tsuyoshi Kozai