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).
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Publication number: 20160372873Abstract: 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: ApplicationFiled: June 23, 2014Publication date: December 22, 2016Applicants: Fujitsu Component Limited, NTT Facilities, Inc.Inventors: Koichi KIRYU, Manabu SHIMIZU, Masatoshi NORITAKE, Keiichi HIROSE
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Patent number: 9502797Abstract: A contact that electrically connects a first board and a second board includes a bottom part to be joined to the first board, a first spring that is bent and extends from the bottom part, a second spring configured to be displaced in a first direction toward the bottom part and in a second direction opposite to the first direction by the bending of the first spring, multiple side guides rising from the bottom part, and a stopper provided at an end of each of the side guides in the second direction and configured to come into contact with the second board. The side guides include respective extension parts configured to protect an area in which the second spring is displaced.Type: GrantFiled: July 30, 2014Date of Patent: November 22, 2016Assignee: FUJITSU COMPONENT LIMITEDInventors: Koichi Kiryu, Mitsuru Kobayashi
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Patent number: 9470501Abstract: A contact-terminal apparatus for use in measuring an electrical property of an object includes a first contact-terminal unit made of a conductive material to come in contact with the object, a movable part having a first surface on which the first contact-terminal unit is placed, and a pressure sensor situated beneath a second surface of the movable part, wherein the pressure sensor has a pressure detecting part that is in contact with the second surface of the movable part.Type: GrantFiled: April 25, 2012Date of Patent: October 18, 2016Assignee: FUJITSU COMPONENT LIMITEDInventors: Koichi Kiryu, SeungSeok Beak, Kimiyo Takahashi, Mitsuru Kobayashi
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Patent number: 9466926Abstract: A switch device includes a first contacting portion including a first fixed contact, a first movable contact contactable to the first fixed contact, and a first break contact, the first movable contact being configured to selectively contact one of the first fixed contact and the first break contact; a second contacting portion including a second fixed contact, a second movable contact contactable to the second fixed contact, and a second break contact, the second movable contact being configured to selectively contact one of the second fixed contact and the second break contact; and a mechanical switch that mechanically moves the first movable contact and the second movable contact toward the first fixed contact and the second fixed contact, and toward the first break contact and the second break contact, respectively.Type: GrantFiled: February 14, 2014Date of Patent: October 11, 2016Assignee: FUJITSU COMPONENT LIMITEDInventors: Takashi Yuba, Daiei Iwamoto, SeungSeok Beak, Koichi Kiryu, Akio Nakamura
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Publication number: 20160156138Abstract: 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: ApplicationFiled: February 8, 2016Publication date: June 2, 2016Inventors: Takashi YUBA, Koichi KIRYU, Akio NAKAMURA, Hideo MIYAZAWA
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Publication number: 20160071663Abstract: 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: ApplicationFiled: November 18, 2015Publication date: March 10, 2016Inventors: Daiei IWAMOTO, SeungSeok BEAK, Takashi YUBA, Koichi KIRYU, Keiichi HIROSE, Masatoshi NORITAKE
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Patent number: 9281635Abstract: A connector includes a connecting terminal, a fixed contact, a movable plate, a movable contact provided at an end of the movable plate, a card that includes an insulator and contacts the movable plate, a button that contacts the card, an opening spring connected to the button, and a sliding operation part that controls a contact between the fixed contact and the movable contact. When the sliding operation part is moved in a first direction, the movable contact is brought into contact with the fixed contact and the connector is turned on. When the sliding operation part is moved in a second direction opposite to the first direction, the movable contact is caused to move away from the fixed contact and the connector is turned off. The sliding operation part is provided on a surface that is different from a surface on which the connecting terminal is provided.Type: GrantFiled: August 10, 2012Date of Patent: March 8, 2016Assignees: FUJITSU COMPONENT LIMITED, NTT FACILITIES, INC.Inventors: SeungSeok Beak, Koichi Kiryu, Takashi Yuba, Daiei Iwamoto, Akio Nakamura, Masatoshi Noritake, Keiichi Hirose
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Patent number: 9225125Abstract: A connector includes a terminal to be connected to a terminal of another connector, a fixed contact, a movable contact provided on one end of a movable plate, a card being in contact with the movable plate, a slide portion, a button that contacts with the card and is pushed down according to a movement of the slide portion, and a spring connected to the button and generates force in a direction of separating a contact between the fixed contact and the movable contact. One of the fixed contact and the movable contact is connected to the terminal. The button is pushed down and the card moves to move the movable plate to cause the movable contact to contact with the fixed contact when the slide portion moves in one direction, and the movable contact is separated from the fixed contact when the slide portion moves in another direction.Type: GrantFiled: July 19, 2011Date of Patent: December 29, 2015Assignees: FUJITSU COMPONENT LIMITED, NTT FACILITIES, INC.Inventors: Daiei Iwamoto, SeungSeok Beak, Takashi Yuba, Koichi Kiryu, Keiichi Hirose, Masatoshi Noritake
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Patent number: 9160107Abstract: A connector includes a connecting terminal to be connected to another connecting terminal of another connector, a fixed contact, a movable contact provided at one end of a movable plate, a movable spring connected to the movable plate, and an operation part that moves according to an operation performed by an operator. The connecting terminal is connected to one of the fixed contact and the movable contact. The operation part applies a force to a part of the movable spring in a direction that is substantially parallel to a direction of a force applied to operate the operation part, and causes the movable contact to contact the fixed contact. The direction of the force applied to operate the operation part is substantially parallel to a direction in which the movable contact moves.Type: GrantFiled: August 10, 2012Date of Patent: October 13, 2015Assignees: FUJITSU COMPONENT LIMITED, NTT FACILITIES, INC.Inventors: SeungSeok Beak, Koichi Kiryu, Takashi Yuba, Daiei Iwamoto, Akio Nakamura, Masatoshi Noritake, Keiichi Hirose
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Publication number: 20150287558Abstract: 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: ApplicationFiled: October 1, 2013Publication date: October 8, 2015Inventors: SeungSeok Beak, Koichi Kiryu, Takashi Yuba, Masatoshi Noritake, Keiichi Hirose
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Patent number: 9083122Abstract: A connector unit includes a first connector configured to be connected to an electrical apparatus, the first connector including multiple power receiving terminals for receiving a supply of electric power; and a second connector configured to be connected to a direct-current power supply and mated with the first connector. The second connector includes multiple power feeding terminals corresponding to the power receiving terminals of the first connector and a switch member configured to be moved between a connecting position for electrically connecting the power feeding terminals and the direct-current power supply and a breaking position for breaking the connection of the power feeding terminals and the direct-current power supply.Type: GrantFiled: February 21, 2011Date of Patent: July 14, 2015Assignees: FUJITSU COMPONENT LIMITED, NTT FACILITIES, INC.Inventors: SeungSeok Beak, Koichi Kiryu, Keiichi Hirose, Tomonori Iino
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Patent number: 9059550Abstract: A connector includes a movable contact part formed of an insulating material, an electrically conductive movable terminal part, and an electrically conductive fixed terminal part. The movable terminal part and the fixed terminal part are caused to come into contact by the movable terminal part being pressed via the movable contact part by an electrically conductive plug electrode terminal of another connector after the plug electrode terminal inserted into a jack terminal opening part of the connector comes into contact with the movable terminal part, so that the plug electrode terminal and the fixed terminal part are electrically connected via the movable terminal part.Type: GrantFiled: June 19, 2012Date of Patent: June 16, 2015Assignee: FUJITSU COMPONENT LIMITEDInventors: SeungSeok Beak, Koichi Kiryu
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Patent number: 8979552Abstract: A connector includes a plug connector including a projecting part and a plurality of plug electrodes, each plug electrode includes a first surface and a second plug surface that are substantially parallel to each other, and a jack connector including a plurality of jack electrodes, each jack electrode contacts to one of the plug electrodes when the plug connector is engaged with the jack connector, that includes a first jack contact part that contacts with the first plug surface, a second jack contact part that contacts with the second plug surface, and a third jack contact part that contacts with the projecting part. The projecting part is configured to exert a force to the third jack contact part to move the first jack contact part toward the first plug surface when engaging the plug connector and the jack connector.Type: GrantFiled: May 20, 2013Date of Patent: March 17, 2015Assignee: Fujitsu Component LimitedInventors: Koichi Kiryu, Kohei Takahashi, Manabu Shimizu
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Publication number: 20150038001Abstract: A contact that electrically connects a first board and a second board includes a bottom part to be joined to the first board, a first spring that is bent and extends from the bottom part, a second spring configured to be displaced in a first direction toward the bottom part and in a second direction opposite to the first direction by the bending of the first spring, multiple side guides rising from the bottom part, and a stopper provided at an end of each of the side guides in the second direction and configured to come into contact with the second board. The side guides include respective extension parts configured to protect an area in which the second spring is displaced.Type: ApplicationFiled: July 30, 2014Publication date: February 5, 2015Inventors: Koichi Kiryu, Mitsuru Kobayashi
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Patent number: 8926338Abstract: A contact member includes first and second bent portions provided between a joining part to be joined to a first board and a contacting part to come into contact with a second board, a first contact part to come into contact with the second bent portion when the first bent portion is caused to bend by the pressing of the contacting part by the second board, a second contact part to come into contact with the first bent portion when the second bent portion is caused to bend by the pressing of the contacting part by the second board after the first contact part comes into contact with the second bent portion, and a third contact part to come into contact with the first board by the pressing of the contacting part by the second board after the second contact part comes into contact with the first bent portion.Type: GrantFiled: September 13, 2013Date of Patent: January 6, 2015Assignee: Fujitsu Component LimitedInventors: Koichi Kiryu, Manabu Shimizu
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Patent number: 8878091Abstract: A switch device includes first and second contacting portions including first and fixed contacting portions and first and second movable contacting portions, respectively, the first fixed contacting portion and the second fixed contacting portion being configured to be electrically connected to one of a power source and an electronic device while the first movable contacting portion and the second movable contacting portion are configured to be electrically connected to the other of the power source and the electronic device; and first and second electric arc voltage suppression units configured to be electrically connected to the first and second fixed contacting portions and the first and second movable contacting portions for suppressing generation of electric arcs there between, respectively.Type: GrantFiled: July 5, 2012Date of Patent: November 4, 2014Assignee: Fujitsu Component LimitedInventors: Takashi Yuba, Daiei Iwamoto, SeungSeok Beak, Koichi Kiryu, Akio Nakamura
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Patent number: 8841572Abstract: A switch device includes first and second contacting portions including first and second fixed contacting portions and first and second movable contacting portions configured to contact the first and second fixed contacting portions, respectively and provided to be adjacent from each other; and a magnet unit provided such that a first pole is positioned to face the first contacting portion and a second pole is positioned to face the second contacting portion to generate magnetic fields between the first fixed contacting portion and the first movable contacting portion and between the second fixed contacting portion and the second movable contacting portion, respectively.Type: GrantFiled: July 5, 2012Date of Patent: September 23, 2014Assignee: Fujitsu Component LimitedInventors: Daiei Iwamoto, Takashi Yuba, Koichi Kiryu, SeungSeok Beak, Akio Nakamura
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Publication number: 20140273637Abstract: A connector includes a connecting terminal, a fixed contact, a movable plate, a movable contact provided at an end of the movable plate, a card that includes an insulator and contacts the movable plate, a button that contacts the card, an opening spring connected to the button, and a sliding operation part that controls a contact between the fixed contact and the movable contact. When the sliding operation part is moved in a first direction, the movable contact is brought into contact with the fixed contact and the connector is turned on. When the sliding operation part is moved in a second direction opposite to the first direction, the movable contact is caused to move away from the fixed contact and the connector is turned off. The sliding operation part is provided on a surface that is different from a surface on which the connecting terminal is provided.Type: ApplicationFiled: August 10, 2012Publication date: September 18, 2014Inventors: SeungSeok Beak, Koichi Kiryu, Takashi Yuba, Daiei Iwamoto, Akio Nakamura, Masatoshi Noritake, Keiichi Hirose
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Patent number: 8809719Abstract: A switch device includes first and second contacting portions including first and second fixed contacting portions and first and second movable contacting portions configured to contact the first and second fixed contacting portions, respectively and provided to be adjacent from each other; and a magnet unit provided such that a first pole is positioned to face the first contacting portion and a second pole is positioned to face the second contacting portion to generate magnetic fields between the first fixed contacting portion and the first movable contacting portion and between the second fixed contacting portion and the second movable contacting portion, respectively.Type: GrantFiled: July 5, 2012Date of Patent: August 19, 2014Assignee: Fujitsu Component LimitedInventors: Daiei Iwamoto, Takashi Yuba, Koichi Kiryu, SeungSeok Beak, Akio Nakamura
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Publication number: 20140187072Abstract: A connector includes a connecting terminal to be connected to another connecting terminal of another connector, a fixed contact, a movable contact provided at one end of a movable plate, a movable spring connected to the movable plate, and an operation part that moves according to an operation performed by an operator. The connecting terminal is connected to one of the fixed contact and the movable contact. The operation part applies a force to a part of the movable spring in a direction that is substantially parallel to a direction of a force applied to operate the operation part, and causes the movable contact to contact the fixed contact. The direction of the force applied to operate the operation part is substantially parallel to a direction in which the movable contact moves.Type: ApplicationFiled: August 10, 2012Publication date: July 3, 2014Applicants: NTT FACILITIES, INC., FUJITSU COMPONENT LIMITEDInventors: SeungSeok Beak, Koichi Kiryu, Takashi Yuba, Daiel Iwamato, Akio Nakamura, Masatoshi Noritake, Keiichi Hirose