Patents by Inventor Yosuke Takai

Yosuke Takai 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: 9930781
    Abstract: In a receptacle assembly, a module is guided by a guide rail and held inside an opening of a printed wiring board when a plug connector of the module is connected to a host connector. The receptacle assembly includes a guide member provided on the periphery of the opening of the wiring board and configured to form a module accommodation portion to detachably accommodate the module comprising a module board and to guide the module, a connector unit provided on the wiring board and configured to electrically connect the module board of the module to the wiring board, a first EMI gasket sealing a gap between a lower end portion of a connector cover covering the connector unit and the wiring board, and a second EMI gasket sealing a gap between a connecting end portion of the module and the periphery of an opening of the connector unit.
    Type: Grant
    Filed: December 22, 2016
    Date of Patent: March 27, 2018
    Assignee: Yamaichi Electronics Co., Ltd.
    Inventors: Yosuke Takai, Toshiyasu Ito
  • Patent number: 9891394
    Abstract: In a transceiver module, where one end of a module substrate is inserted and connected to a concave portion of a plug connector and when one end face of the module substrate is touched to the inner periphery face forming the concave portion, a projection portion formed at the periphery of the concave portion of the plug connector is fitted to a notch portion of the module substrate.
    Type: Grant
    Filed: June 7, 2016
    Date of Patent: February 13, 2018
    Assignees: YAMAICHI ELECTRONICS CO., LTD., HITACHI METALS, LTD.
    Inventors: Yosuke Takai, Toshiyasu Ito, Yoshinori Sunaga, Izumi Fukasaku, Kinya Yamazaki
  • Patent number: 9831582
    Abstract: A cable connector includes a connection end portion of a flexible board, in which a rectangular reinforcing plate molded of a conductive resin material is fixed to part of an upper surface of a ground plate. The connection end portion of the flexible board is electrically connected to a printed circuit board through the cable connector.
    Type: Grant
    Filed: June 7, 2017
    Date of Patent: November 28, 2017
    Assignee: YAMAICHI ELECTRONICS CO., LTD.
    Inventors: Toshiyasu Ito, Yosuke Takai
  • Publication number: 20170271797
    Abstract: A cable connector includes a connection end portion of a flexible board, in which a rectangular reinforcing plate molded of a conductive resin material is fixed to part of an upper surface of a ground plate. The connection end portion of the flexible board is electrically connected to a printed circuit board through the cable connector.
    Type: Application
    Filed: June 7, 2017
    Publication date: September 21, 2017
    Inventors: Toshiyasu ITO, Yosuke TAKAI
  • Patent number: 9759879
    Abstract: An electrode portion of a module board to be disposed in a transceiver module is formed from a group of contact pads which are arrayed substantially in parallel to a long side of the module board, and the group of contact pads include a line of ground line pads formed at predetermined intervals from one end to the other end, and two lines of signal line pads formed in spaces between the ground line pads.
    Type: Grant
    Filed: May 13, 2016
    Date of Patent: September 12, 2017
    Assignee: Yamaichi Electronics Co., Ltd.
    Inventors: Yosuke Takai, Toshiyasu Ito
  • Publication number: 20170214184
    Abstract: A contact unit includes signal and power-supply contact terminals, a first blade in which the contact terminals are nipped and held, and a second blade. In each contact terminal formed of a conductive metal material by using the MEMS technique, for example, a tapered portion of a short-circuit piece and a tapered portion of another short-circuit piece come into contact with each other when a pressure at a predetermined value or higher is applied to a first contact and a second contact in a direction to come close to each other.
    Type: Application
    Filed: January 18, 2017
    Publication date: July 27, 2017
    Applicants: YAMAICHI ELECTRONICS CO., LTD., FUJITSU LIMITED
    Inventors: Yosuke TAKAI, Toshiyasu ITO, Satoshi OHSAWA
  • Patent number: 9711883
    Abstract: A cable connector includes a connection end portion of a flexible board, in which a rectangular reinforcing plate molded of a conductive resin material is fixed to part of an upper surface of a ground plate. The connection end portion of the flexible board is electrically connected to a printed circuit board through the cable connector.
    Type: Grant
    Filed: January 27, 2016
    Date of Patent: July 18, 2017
    Assignee: YAMAICHI ELECTRONICS CO., LTD.
    Inventors: Toshiyasu Ito, Yosuke Takai
  • Publication number: 20170099735
    Abstract: In a receptacle assembly, a module is guided by a guide rail and held inside an opening of a printed wiring board when a plug connector of the module is connected to a host connector.
    Type: Application
    Filed: December 22, 2016
    Publication date: April 6, 2017
    Applicant: YAMAICHI ELECTRONICS CO., LTD.
    Inventors: Yosuke TAKAI, Toshiyasu ITO
  • Patent number: 9565795
    Abstract: In a receptacle assembly, a module is guided by a guide rail and held inside an opening of a printed wiring board when a plug connector of the module is connected to a host connector.
    Type: Grant
    Filed: August 3, 2015
    Date of Patent: February 7, 2017
    Assignee: Yamaichi Electronics Co., Ltd.
    Inventors: Yosuke Takai, Toshiyasu Ito
  • Publication number: 20160365653
    Abstract: In a transceiver module, where one end of a module substrate is inserted and connected to a concave portion of a plug connector and when one end face of the module substrate is touched to the inner periphery face forming the concave portion, a projection portion formed at the periphery of the concave portion of the plug connector is fitted to a notch portion of the module substrate.
    Type: Application
    Filed: June 7, 2016
    Publication date: December 15, 2016
    Applicants: YAMAICHI ELECTRONICS CO., LTD., HITACHI METALS, LTD.
    Inventors: Yosuke TAKAI, Toshiyasu ITO, Yoshinori SUNAGA, Izumi FUKASAKU, Kinya YAMAZAKI
  • Publication number: 20160226167
    Abstract: A cable connector includes a connection end portion of a flexible board, in which a rectangular reinforcing plate molded of a conductive resin material is fixed to part of an upper surface of a ground plate. The connection end portion of the flexible board is electrically connected to a printed circuit board through the cable connector.
    Type: Application
    Filed: January 27, 2016
    Publication date: August 4, 2016
    Inventors: Toshiyasu ITO, Yosuke TAKAI
  • Publication number: 20160174415
    Abstract: [Solving Means] A heatsink support mechanism includes: a flexural portion formed at an uppermost end of a side wall 126 constituting a receptacle cage 12; a top plate 127; and a reinforcing portion 12RF formed at a joint in which one end of the side wall 126 and one end of a side wall 128 are joined together. In the case where a heatsink 26 is inserted through the above-described predetermined gap 12g and positioned right above a compartment 121, one end of a lock piece 12LF of the top plate 127 is fixed to a hook-shaped fixing portion in the heatsink 26.
    Type: Application
    Filed: December 18, 2015
    Publication date: June 16, 2016
    Inventors: Toshiyasu ITO, Shigeru SATO, Yosuke TAKAI
  • Publication number: 20160037642
    Abstract: In a receptacle assembly, a module is guided by a guide rail and held inside an opening of a printed wiring board when a plug connector of the module is connected to a host connector.
    Type: Application
    Filed: August 3, 2015
    Publication date: February 4, 2016
    Applicant: YAMAICHI ELECTRONICS CO., LTD.
    Inventors: Yosuke TAKAI, Toshiyasu ITO
  • Patent number: 8870471
    Abstract: In a receptacle cage, a front EMI finger in a tubular shape serving as a first shield member is provided on the entire periphery of a substantially rectangular module slot. In addition, a gap between the peripheral edge of a slot of a cover, into which a plug connector for the optical module connected to a receptacle connector in a receptacle connector accommodating portion is inserted, and a peripheral surface of a plug connector and a gap between a lower surface of the cover and a surface, on which a printed wiring board is mounted, are shielded by an EMI gasket serving as a second shield member and an EMI gasket serving as a third shield member, respectively.
    Type: Grant
    Filed: May 2, 2014
    Date of Patent: October 28, 2014
    Assignee: Yamaichi Electronics Co., Ltd.
    Inventors: Toshiyasu Ito, Shigeru Sato, Yosuke Takai
  • Publication number: 20140286613
    Abstract: In a receptacle cage, a front EMI finger in a tubular shape serving as a first shield member is provided on the entire periphery of a substantially rectangular module slot. In addition, a gap between the peripheral edge of a slot of a cover, into which a plug connector for the optical module connected to a receptacle connector in a receptacle connector accommodating portion is inserted, and a peripheral surface of a plug connector and a gap between a lower surface of the cover and a surface, on which a printed wiring board is mounted, are shielded by an EMI gasket serving as a second shield member and an EMI gasket serving as a third shield member, respectively.
    Type: Application
    Filed: May 2, 2014
    Publication date: September 25, 2014
    Applicant: YAMAICHI ELECTRONICS CO., LTD.
    Inventors: Toshiyasu ITO, Shigeru SATO, Yosuke TAKAI
  • Patent number: 8500469
    Abstract: In a card accommodation portion, an upper section (14U) provided with contact terminals (16ai) electrically connected to an SD card (SDC) detachably attached and a lower section (14D) provided with contact terminals (18ai) electrically connected to an HG-Duo card (22) or a Duo card (23) detachably attached are formed in a stacked manner.
    Type: Grant
    Filed: July 8, 2010
    Date of Patent: August 6, 2013
    Assignee: Yamaichi Electronics Co., Ltd.
    Inventor: Yosuke Takai
  • Patent number: 8496490
    Abstract: A card connector for accommodating either of a first card and a second card with the different size from the first card, includes: contacts including first contacts for the first card and second contacts for the second card; a partition plate which partitions a card accommodation space up and down; and an eject mechanism including an eject member which slides in the card connector in a front-back direction, a card contacting member coupled to the ejected member and having a first card pressing surface that abuts on the first card, and a movable metal member attached to the card contacting member and having a second card pressing surface that abuts on the second card and that is moved between a first position and a second position.
    Type: Grant
    Filed: January 30, 2012
    Date of Patent: July 30, 2013
    Assignee: Yamaichi Electronics Co., Ltd.
    Inventor: Yosuke Takai
  • Publication number: 20120220145
    Abstract: A card connector for accommodating either of a first card and a second card with the different size from the first card, includes: contacts including first contacts for the first card and second contacts for the second card; a partition plate which partitions a card accommodation space up and down; and an eject mechanism including an eject member which slides in the card connector in a front-back direction, a card contacting member coupled to the ejected member and having a first card pressing surface that abuts on the first card, and a movable metal member attached to the card contacting member and having a second card pressing surface that abuts on the second card and that is moved between a first position and a second position.
    Type: Application
    Filed: January 30, 2012
    Publication date: August 30, 2012
    Applicant: YAMAICHI ELECTRONICS CO., LTD.
    Inventor: Yosuke TAKAI
  • Publication number: 20120108091
    Abstract: In a card accommodation portion, an upper section (14U) provided with contact terminals (16ai) electrically connected to an SD card (SDC) detachably attached and a lower section (14D) provided with contact terminals (18ai) electrically connected to an HG-Duo card (22) or a Duo card (23) detachably attached are formed in a stacked manner.
    Type: Application
    Filed: July 8, 2010
    Publication date: May 3, 2012
    Inventor: Yosuke Takai
  • Patent number: 8016618
    Abstract: An integrated circuit (“IC”) connector includes a card detection contact terminal which is provided substantially at a central part of a housing unit and between a first grounding contact terminal and a second grounding contact terminal, and first and second contact terminals located so as to face each other along a direction of mounting and demounting of a first IC card, the first contact terminals provided adjacent to and both sides of the card detection contact terminal, the second contact terminals provided adjacent to both sides of the card detection contact terminal.
    Type: Grant
    Filed: March 31, 2010
    Date of Patent: September 13, 2011
    Assignee: Yamaichi Electronics Co., Ltd.
    Inventors: Yosuke Takai, Takamitsu Sasaki, Shigeru Sato