Patents by Inventor Koichi Kiryu

Koichi Kiryu 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).

  • Publication number: 20230420890
    Abstract: A terminal unit includes an internal terminal for connecting to an inner conductor of a shield cable, a dielectric member for retaining the internal terminal, and an external terminal for connecting to an external conductor. The terminal unit further includes a conductive impedance adjustment member formed as a separate body from the internal terminal and the external terminal. The impedance adjustment member includes an adjustment section that is disposed at a position that is between the external terminal and the internal terminal and that is a position able to adjust an impedance of a press-fit portion.
    Type: Application
    Filed: June 21, 2023
    Publication date: December 28, 2023
    Inventors: Daisuke Noguchi, Takayuki Arai, Hiroaki Yukutake, Kazuya Riku, Koichi Kiryu
  • Patent number: 10903609
    Abstract: A connector to be connected to another connector includes a fixed contact, a movable contact, a housing having an opening into which the other connector is insertable, a switch that is movable in a direction in which the other connector is inserted, a cam that is rotatably supported and includes a first cam and a second cam, and a card that moves the movable contact. The connector is configured such that when the other connector is inserted into the connector, the switch is pushed and moved by the other connector, the first cam is pushed by the switch and the cam rotates, the second cam pushes the card when the cam rotates, and the card moves the movable contact to contact the fixed contact.
    Type: Grant
    Filed: December 9, 2019
    Date of Patent: January 26, 2021
    Assignee: FUJITSU COMPONENT LIMITED
    Inventors: Tetsugaku Tanaka, Koichi Kiryu, Koki Sato, Kyohei Seki
  • Publication number: 20200185867
    Abstract: A connector to be connected to another connector includes a fixed contact, a movable contact, a housing having an opening into which the other connector is insertable, a switch that is movable in a direction in which the other connector is inserted, a cam that is rotatably supported and includes a first cam and a second cam, and a card that moves the movable contact. The connector is configured such that when the other connector is inserted into the connector, the switch is pushed and moved by the other connector, the first cam is pushed by the switch and the cam rotates, the second cam pushes the card when the cam rotates, and the card moves the movable contact to contact the fixed contact.
    Type: Application
    Filed: December 9, 2019
    Publication date: June 11, 2020
    Inventors: Tetsugaku Tanaka, Koichi Kiryu, Koki Sato, Kyohei Seki
  • Publication number: 20180287301
    Abstract: A connector includes a fixed housing, a movable housing, and multiple contacts. Each of the fixed housing and the movable housing is formed of an insulator. The contacts are formed of a conductor. Each of the contacts has a first end fixed to the fixed housing and a second end fixed to the movable housing to displaceably connect the movable housing to the fixed housing. The movable housing includes a protrusion positioned between the contacts.
    Type: Application
    Filed: January 2, 2018
    Publication date: October 4, 2018
    Inventors: Tetsugaku Tanaka, Koichi Kiryu, Koki Sato
  • Patent number: 10063017
    Abstract: A connector that is to be connected to another connector and includes a connection terminal, a fixed contact, a movable contact provided at an end of a movable plate, a card comprised of an insulator and configured to move the movable plate, and a button configured to move the card. The connector is configured such that while another connection terminal of the another connector is in contact with the connection terminal of the connector, the button is moved by the another connector, and the movable plate is moved by the card to cause the movable contact to contact the fixed contact.
    Type: Grant
    Filed: June 23, 2014
    Date of Patent: August 28, 2018
    Assignees: FUJITSU COMPONENT LIMITED, NTT FACILITIES, INC.
    Inventors: Koichi Kiryu, Manabu Shimizu, Masatoshi Noritake, Keiichi Hirose
  • Patent number: 10020620
    Abstract: There is provided a connector connectable to a mating connector that includes a first jack terminal configured to be coupled to a first plug terminal of the mating connector; a second jack terminal configured to be coupled to a second plug terminal of the mating connector; and a third jack terminal configured to be coupled to the second plug terminal of the mating connector, and having a resistor and a capacitor connected in series thereto. Upon the connector being separated from the mating connector, the second jack terminal is separated from the second plug terminal after the third jack terminal is separated from the second plug terminal, and the first jack terminal is separated from the first plug terminal after the second jack terminal is separated from the second plug terminal.
    Type: Grant
    Filed: August 16, 2017
    Date of Patent: July 10, 2018
    Assignee: FUJITSU COMPONENT LIMITED
    Inventors: Takashi Yuba, Koichi Kiryu, Akio Nakamura, Hideo Miyazawa
  • Patent number: 9972460
    Abstract: A connector includes a fixed contact, a movable contact that contacts with the fixed contact, a slide, a contact slide operated in association with a movement of the slide, a button that is pushed in accordance with the movement of the slide, the button including a lower portion, an upper portion, and a slant portion connecting the lower portion to an upper stage, and a card that moves the movable contact toward and away from the fixed contact in accordance with the movement of the button, wherein the contact slide contacts with the lower portion when the switch is in a turn-off state, contacts with the slant portion so as to push the button and cause the card to move the movable contact toward the fixed contact when the slide slides in one direction, and contacts with the upper portion when the switch is in a turn-on state.
    Type: Grant
    Filed: November 18, 2015
    Date of Patent: May 15, 2018
    Assignees: FUJITSU COMPONENT LIMITED, NTT FACILITIES, INC.
    Inventors: Daiei Iwamoto, SeungSeok Beak, Takashi Yuba, Koichi Kiryu, Keiichi Hirose, Masatoshi Noritake
  • Patent number: 9954299
    Abstract: A connector configured to make a contact with an electrical apparatus includes a contact formed of a metal material; and a housing that houses the contact. The contact includes an exposed part that is exposed outside the housing, a contact portion provided in the exposed part and configured to come into contact with an electrode of the electrical apparatus, and a projecting part provided in the exposed part and positioned between the contact portion and the housing. The housing includes an exterior wall that forms a surface of the housing that faces the electrode. The exterior wall and the projecting part are configured to be in contact with each other when the electrode and the contact portion come into contact with each other to establish an electrical connection between the contact and the electrode.
    Type: Grant
    Filed: April 2, 2013
    Date of Patent: April 24, 2018
    Assignee: FUJITSU COMPONENT LIMITED
    Inventors: Koichi Kiryu, SeungSeok Beak
  • Patent number: 9882300
    Abstract: A connector includes a housing, a terminal housed in the housing and configured to contact a terminal of another connector, a pivoting part pivotably housed in the housing, wherein a contact part configured to contact the housing of the other connector is formed at a first end of the pivoting part and a pressing part configured to press the terminal of the connector is formed at a second end of the pivoting part, and a spring that urges the pivoting part. In connecting the connector to the other connector, the housing of the other connector contacts the contact part to pivot the pivoting part in a first direction to have the pressing part press the terminal of the connector toward the terminal of the other connector.
    Type: Grant
    Filed: December 4, 2015
    Date of Patent: January 30, 2018
    Assignee: FUJITSU COMPONENT LIMITED
    Inventors: Tohru Yamakami, Koichi Kiryu, Takahiro Kondo, Mitsuru Kobayashi
  • Publication number: 20170365958
    Abstract: There is provided a connector connectable to a mating connector that includes a first jack terminal configured to be coupled to a first plug terminal of the mating connector; a second jack terminal configured to be coupled to a second plug terminal of the mating connector; and a third jack terminal configured to be coupled to the second plug terminal of the mating connector, and having a resistor and a capacitor connected in series thereto. Upon the connector being separated from the mating connector, the second jack terminal is separated from the second plug terminal after the third jack terminal is separated from the second plug terminal, and the first jack terminal is separated from the first plug terminal after the second jack terminal is separated from the second plug terminal.
    Type: Application
    Filed: August 16, 2017
    Publication date: December 21, 2017
    Inventors: Takashi YUBA, Koichi KIRYU, Akio NAKAMURA, Hideo MIYAZAWA
  • Publication number: 20170331213
    Abstract: A connector includes a housing, a terminal housed in the housing and configured to contact a terminal of another connector, a pivoting part pivotably housed in the housing, wherein a contact part configured to contact the housing of the other connector is formed at a first end of the pivoting part and a pressing part configured to press the terminal of the connector is formed at a second end of the pivoting part, and a spring that urges the pivoting part. In connecting the connector to the other connector, the housing of the other connector contacts the contact part to pivot the pivoting part in a first direction to have the pressing part press the terminal of the connector toward the terminal of the other connector.
    Type: Application
    Filed: December 4, 2015
    Publication date: November 16, 2017
    Applicant: Fujitsu Component Limited
    Inventors: Tohru YAMAKAMI, Koichi KIRYU, Takahiro KONDO, Mitsuru KOBAYASHI
  • Publication number: 20170324182
    Abstract: A connector configured to mate with and electrically connect to another connector includes a first contact configured to contact the other connector at a first position, and a second contact having a higher resistance value than the first contact, and configured to contact the other connector at a second position that is closer to the leading end of the connector than is the first position.
    Type: Application
    Filed: November 25, 2015
    Publication date: November 9, 2017
    Inventors: Koichi KIRYU, Mitsuru KOBAYASHI, Takahiro KONDO
  • Patent number: 9787036
    Abstract: A connector includes a switch, a button configured to move a card of the switch, a spring connected to the button, and a connection terminal connected to the switch. When another connector is inserted into the connector, the connection terminal contacts a connection terminal of the other connector, and when the other connector is further inserted, the button is pressed by the other connector to move the card to close the switch to allow electric power to be supplied from the connector to the other connector, and the spring has its locking part engaging with an engaging part of the housing of the connector. When the other connector is pulled off of the connector, the spring has its locking part disengaging from the engaging part to open the switch, with the connection terminals contacting each other, to interrupt the supply of electric power.
    Type: Grant
    Filed: January 17, 2017
    Date of Patent: October 10, 2017
    Assignee: FUJITSU COMPONENT LIMITED
    Inventors: Koichi Kiryu, Mitsuru Kobayashi, Koki Sato, Masatoshi Noritake, Keiichi Hirose
  • Patent number: 9774145
    Abstract: There is provided a connector comprising: a given-polarity electrode jack terminal coupled to a given-polarity electrode of a power supply; a first other-polarity electrode jack terminal coupled to an other-polarity electrode of the power supply through a resistor and a capacitor; and a second other-polarity electrode jack terminal coupled to the other-polarity electrode of the power supply; wherein the first other-polarity electrode jack terminal and the second other-polarity electrode jack terminal are respectively in contact with a plug terminal of the other-polarity electrode included in another connector, the first other-polarity electrode jack terminal and the second other-polarity electrode jack terminal are disposed on a line extended in a length direction of the plug terminal of the other-polarity electrode, and the first other-polarity electrode jack terminal is disposed at a position closer to the other connector than a position of the second other-polarity electrode jack terminal.
    Type: Grant
    Filed: February 8, 2016
    Date of Patent: September 26, 2017
    Assignee: FUJITSU COMPONENT LIMITED
    Inventors: Takashi Yuba, Koichi Kiryu, Akio Nakamura, Hideo Miyazawa
  • Publication number: 20170214189
    Abstract: A connector includes a switch, a button configured to move a card of the switch, a spring connected to the button, and a connection terminal connected to the switch. When another connector is inserted into the connector, the connection terminal contacts a connection terminal of the other connector, and when the other connector is further inserted, the button is pressed by the other connector to move the card to close the switch to allow electric power to be supplied from the connector to the other connector, and the spring has its locking part engaging with an engaging part of the housing of the connector. When the other connector is pulled off of the connector, the spring has its locking part disengaging from the engaging part to open the switch, with the connection terminals contacting each other, to interrupt the supply of electric power.
    Type: Application
    Filed: January 17, 2017
    Publication date: July 27, 2017
    Inventors: Koichi Kiryu, Mitsuru Kobayashi, Koki Sato, Masatoshi Noritake, Keiichi Hirose
  • Patent number: 9711880
    Abstract: A connector includes a plurality of contacts each including a contacting portion, provided at one end, that contacts a counterpart connector, a lead portion, provided at another end, that contacts a substrate, and a spring portion, provided between the contacting portion and the lead portion, that elastically deforms; a floating housing, fixed to the contacting portions of the plurality of contacts that are aligned in two columns of contacts, that fits with the counterpart connector; a first fixed housing, provided between the two columns of contacts, that is fixed to the substrate, and a second fixed housing, fixed to the first fixed housing, that sandwiches a portion adjacent to the lead portion of each of the plurality of contacts with the first fixed housing.
    Type: Grant
    Filed: May 15, 2015
    Date of Patent: July 18, 2017
    Assignee: FUJITSU COMPONENT LIMITED
    Inventors: Koichi Kiryu, Takahiro Kondo, Koki Sato, Mitsuru Kobayashi
  • Publication number: 20170141496
    Abstract: A connector includes a plurality of contacts each including a contacting portion, provided at one end, that contacts a counterpart connector, a lead portion, provided at another end, that contacts a substrate, and a spring portion, provided between the contacting portion and the lead portion, that elastically deforms; a floating housing, fixed to the contacting portions of the plurality of contacts that are aligned in two columns of contacts, that fits with the counterpart connector; a first fixed housing, provided between the two columns of contacts, that is fixed to the substrate, and a second fixed housing, fixed to the first fixed housing, that sandwiches a portion adjacent to the lead portion of each of the plurality of contacts with the first fixed housing.
    Type: Application
    Filed: May 15, 2015
    Publication date: May 18, 2017
    Inventors: Koichi KIRYU, Takahiro KONDO, Koki SATO, Mitsuru KOBAYASHI
  • Patent number: 9653855
    Abstract: A connector includes a fixed contact, a movable contact provided on one end of a movable plate, a connection terminal to be connected to another connection terminal of another connector, the connection terminal being connected to the fixed contact or the movable contact, a card provided in contact with the movable plate, a button provided in contact with the card, and a slide provided in contact with the button. With the connection terminal being in contact with the other connection terminal, the slide is contacted and pressed by a part of the other connector to slide to move the button, and the movable plate is moved by the movement of the button via the card so that the movable contact moves into contact with the fixed contact.
    Type: Grant
    Filed: December 25, 2014
    Date of Patent: May 16, 2017
    Assignees: FUJITSU COMPONENT LIMITED, NTT FACILITIES, INC.
    Inventors: Koichi Kiryu, Mitsuru Kobayashi, Masatoshi Noritake, Keiichi Hirose
  • Patent number: 9607793
    Abstract: A switch includes a fixed contact part including a fixed contact, a movable contact part including a movable contact, a control button, an operation part including a first end and a second end, and a lock. When the first end is pressed, the control button is pressed by the operation part, the movable contact touches the fixed contact, and the switch becomes an ON state. While the movable contact and the fixed contact are in contact with each other, a first protrusion of the lock touches an engaging part of the control button to limit movement of the control button and maintain the ON state. When the second end is pressed, the operation part touches a second protrusion of the lock and moves the lock in such a direction that the first protrusion moves away from the engaging part, and the switch becomes the OFF state.
    Type: Grant
    Filed: October 1, 2013
    Date of Patent: March 28, 2017
    Assignees: FUJITSU COMPONENT LIMITED, NTT FACILITIES, INC.
    Inventors: SeungSeok Beak, Koichi Kiryu, Takashi Yuba, Masatoshi Noritake, Keiichi Hirose
  • Publication number: 20170040753
    Abstract: A connector includes a fixed contact, a movable contact provided on one end of a movable plate, a connection terminal to be connected to another connection terminal of another connector, the connection terminal being connected to the fixed contact or the movable contact, a card provided in contact with the movable plate, a button provided in contact with the card, and a slide provided in contact with the button. With the connection terminal being in contact with the other connection terminal, the slide is contacted and pressed by a part of the other connector to slide to move the button, and the movable plate is moved by the movement of the button via the card so that the movable contact moves into contact with the fixed contact.
    Type: Application
    Filed: December 25, 2014
    Publication date: February 9, 2017
    Inventors: Koichi KIRYU, Mitsuru KOBAYASHI, Masatoshi NORITAKE, Keiichi HIROSE