Patents by Inventor Tadanori Tachikawa

Tadanori Tachikawa 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: 10627872
    Abstract: A hinge, can be used for a stand of an electronic device, includes: a first hinge shaft that is provided in a rotation fulcrum of a rotary body and rotatably supports the rotary body from first rotational position to second rotational position; a second hinge shaft that is provided in parallel with the first hinge shaft; a coupling member that couples the first hinge shaft and the second hinge shaft together and is rotatably supported by the second hinge shaft; a stopper that is provided to the coupling member and regulates the second rotational position by abutting the rotary body; and a rotation restriction mechanism that restricts rotation of the coupling member until a load in a rotational direction, which is exerted on the coupling member with respect to the second hinge shaft as a center, exceeds a threshold load.
    Type: Grant
    Filed: August 24, 2017
    Date of Patent: April 21, 2020
    Assignee: FUJITSU CLIENT COMPUTING LIMITED
    Inventors: Kouichi Shinotou, Hideki Watanabe, Tadanori Tachikawa
  • Patent number: 10283435
    Abstract: A heat dissipation component includes a plate that presses a heat receiving portion against a heat generating portion, and a heat pipe installed at a first surface side of the plate to be in contact with the heat receiving portion, wherein the plate has a shape of an equilateral triangle in plan view from a normal direction of the first surface of the plate, an outer circumferential portion of the plate, except for a portion between each two vertexes of the equilateral triangle, is bent to the first surface side of the plate, and the heat pipe extends to an outside of the plate through a non-bent portion in the outer circumferential portion of the plate.
    Type: Grant
    Filed: September 12, 2017
    Date of Patent: May 7, 2019
    Assignee: Fujitsu Client Computing Limited
    Inventors: Kouichi Shinotou, Tadanori Tachikawa, Masashi Yamashita
  • Patent number: 10142525
    Abstract: A display apparatus includes: a display part; a rail member provided on a back surface of the display part; and an imaging unit placed in engagement with the rail member, wherein a lens included in the imaging unit is exposed outside the display part in a first state in which the imaging unit is moved to a first end of the rail member, and is located behind the back surface of the display part in a second state in which the imaging unit is moved to a second end of the rail member.
    Type: Grant
    Filed: August 15, 2017
    Date of Patent: November 27, 2018
    Assignee: FUJITSU LIMITED
    Inventor: Tadanori Tachikawa
  • Patent number: 9933813
    Abstract: An information processing apparatus includes a first housing, a second housing including an antenna, and a hinge member including a first shaft on a side of the first housing, and a second shaft parallel to the first shaft and on a side of the second housing, the hinge member coupling the first housing and the second housing such that the first housing and the second housing are rotatable 360 degrees, wherein, in a state where a rotation angle between the first housing and the second housing is 360 degrees, the second shaft is located at a position nearer than the first shaft to a free end side of the first housing, and the antenna protrudes beyond the first housing.
    Type: Grant
    Filed: January 26, 2017
    Date of Patent: April 3, 2018
    Assignee: FUJITSU LIMITED
    Inventors: Shintaro Ohishi, Masato Hoshi, Yutaka Sato, Tadanori Tachikawa, Noritaka Hara, Masuo Ohnishi
  • Publication number: 20180090416
    Abstract: A heat dissipation component includes a plate that presses a heat receiving portion against a heat generating portion, and a heat pipe installed at a first surface side of the plate to be in contact with the heat receiving portion, wherein the plate has a shape of an equilateral triangle in plan view from a normal direction of the first surface of the plate, an outer circumferential portion of the plate, except for a portion between each two vertexes of the equilateral triangle, is bent to the first surface side of the plate, and the heat pipe extends to an outside of the plate through a non-bent portion in the outer circumferential portion of the plate.
    Type: Application
    Filed: September 12, 2017
    Publication date: March 29, 2018
    Applicant: FUJITSU LIMITED
    Inventors: Kouichi Shinotou, Tadanori Tachikawa, Masashi Yamashita
  • Publication number: 20180084166
    Abstract: A display apparatus includes: a display part; a rail member provided on a back surface of the display part; and an imaging unit placed in engagement with the rail member, wherein a lens included in the imaging unit is exposed outside the display part in a first state in which the imaging unit is moved to a first end of the rail member, and is located behind the back surface of the display part in a second state in which the imaging unit is moved to a second end of the rail member.
    Type: Application
    Filed: August 15, 2017
    Publication date: March 22, 2018
    Applicant: FUJITSU LIMITED
    Inventor: Tadanori TACHIKAWA
  • Publication number: 20180081405
    Abstract: A hinge, can be used for a stand of an electronic device, includes: a first hinge shaft that is provided in a rotation fulcrum of a rotary body and rotatably supports the rotary body from first rotational position to second rotational position; a second hinge shaft that is provided in parallel with the first hinge shaft; a coupling member that couples the first hinge shaft and the second hinge shaft together and is rotatably supported by the second hinge shaft; a stopper that is provided to the coupling member and regulates the second rotational position by abutting the rotary body; and a rotation restriction mechanism that restricts rotation of the coupling member until a load in a rotational direction, which is exerted on the coupling member with respect to the second hinge shaft as a center, exceeds a threshold load.
    Type: Application
    Filed: August 24, 2017
    Publication date: March 22, 2018
    Applicant: FUJITSU LIMITED
    Inventors: Kouichi Shinotou, Hideki Watanabe, Tadanori Tachikawa
  • Publication number: 20170220066
    Abstract: An information processing apparatus includes a first housing, a second housing including an antenna, and a hinge member including a first shaft on a side of the first housing, and a second shaft parallel to the first shaft and on a side of the second housing, the hinge member coupling the first housing and the second housing such that the first housing and the second housing are rotatable 360 degrees, wherein, in a state where a rotation angle between the first housing and the second housing is 360 degrees, the second shaft is located at a position nearer than the first shaft to a free end side of the first housing, and the antenna protrudes beyond the first housing.
    Type: Application
    Filed: January 26, 2017
    Publication date: August 3, 2017
    Applicant: FUJITSU LIMITED
    Inventors: Shintaro Ohishi, Masato Hoshi, Yutaka Sato, Tadanori Tachikawa, Noritaka Hara, Masuo Ohnishi
  • Patent number: 9640931
    Abstract: An electronic apparatus includes: a first case and a second case assembled to each other; a first cable that couples a first component provided in the first case and a second component provided in the second case; and a second cable that couples a pair of members provided in the first case, and provided with a bent section at an intermediate part of the second cable in a longitudinal direction thereof, the second cable supporting the first cable inside the bent section.
    Type: Grant
    Filed: August 7, 2015
    Date of Patent: May 2, 2017
    Assignee: FUJITSU LIMITED
    Inventors: Kazuhiro Hayashi, Tadanori Tachikawa
  • Publication number: 20160050780
    Abstract: An electronic apparatus includes: a first case and a second case assembled to each other; a first cable that couples a first component provided in the first case and a second component provided in the second case; and a second cable that couples a pair of members provided in the first case, and provided with a bent section at an intermediate part of the second cable in a longitudinal direction thereof, the second cable supporting the first cable inside the bent section.
    Type: Application
    Filed: August 7, 2015
    Publication date: February 18, 2016
    Inventors: Kazuhiro Hayashi, Tadanori Tachikawa
  • Patent number: 8947890
    Abstract: A fixing component fixes a detachable component to a housing of an electronic apparatus. The fixing component includes a first operating portion, a first engaging portion and a second operating portion. The first operating portion is configured to receive a movement operation in a first direction and to permit movement in a second direction intersecting the first direction. The first engaging portion is connected to the first operating portion and is configured to release engagement with the detachable component when the first operating portion is moved in the second direction. The second operating portion is connected to the first engaging portion and is configured to receive a movement operation in the second direction.
    Type: Grant
    Filed: July 19, 2011
    Date of Patent: February 3, 2015
    Assignee: Fujitsu Limited
    Inventors: Tadanori Tachikawa, Hideki Watanabe
  • Patent number: 8787026
    Abstract: An electronic apparatus includes a housing, a printed substrate and a holder. The housing includes a front surface, a back surface, and a side surface which connects between the front surface and the back surface. The side surface includes an opening. The printed substrate includes a first surface on which a switch is mounted and a second surface which is on the reverse side of the first surface. The holder includes a holding portion and an operating portion, the holding portion is configured to hold the printed substrate under the first surface of the printed substrate facing the side surface of the housing, the operating portion is integrally formed in the holder and is exposed from the opening.
    Type: Grant
    Filed: February 21, 2012
    Date of Patent: July 22, 2014
    Assignee: Fujitsu Limited
    Inventor: Tadanori Tachikawa
  • Patent number: 8730666
    Abstract: An electronic device includes a speaker, a board that includes a speaker placement section in which the speaker is disposed and a double-faced adhesive tape that surrounds the speaker placement section of the board and adheres to an edge of a back surface opposite to a sound emitting surface of the speaker so as to cause the board to support the speaker.
    Type: Grant
    Filed: April 6, 2010
    Date of Patent: May 20, 2014
    Assignee: Fujitsu Limited
    Inventor: Tadanori Tachikawa
  • Patent number: 8717778
    Abstract: An electronic device including: a circuit board on which an electronic component is mounted; a plate material which is used as a ground, the plate material being extended in parallel with the circuit board; and a ground connection member which includes a fixed section and multiple elastic leg sections, the fixed section being tightened to the circuit board and connected to a ground on the circuit board, the elastic leg sections being extended from the fixed section toward different directions along the circuit board, each of the elastic leg sections being extended onto the plate material side to elastically press the plate material.
    Type: Grant
    Filed: May 1, 2012
    Date of Patent: May 6, 2014
    Assignee: Fujitsu Limited
    Inventors: Tadanori Tachikawa, Masuo Ohnishi
  • Patent number: 8553410
    Abstract: An electronic apparatus includes a heat dissipating module mounted at a position interposed between a shield plate and a main circuit board and air sent from a fan through a heat dissipating fin is discharged from an air vent, wherein the heat dissipating module includes the heat dissipating fin in contact with the heat generating electronic component; the fan sending the air; and a base body supporting the fan and the heat dissipating fin at a position closer to a side of the shield plate than a position of the fan, and having a slope between the fan and the heat dissipating fin for guiding the air sent from the fan to the heat dissipating fin, wherein the shield plate includes a cut and raised piece which faces the slope and obliquely guides the air sent from the fan to the heat dissipating fin along the slope.
    Type: Grant
    Filed: September 8, 2011
    Date of Patent: October 8, 2013
    Assignee: Fujitsu Limited
    Inventors: Ikki Tatsukami, Tadanori Tachikawa
  • Patent number: 8256495
    Abstract: A fan is enclosed in the enclosure of an electronic apparatus. The fan discharges air out of a ventilation opening of the fan. Heat radiating fins are located in an air passage extending from the ventilation opening. A dust catcher is removably mounted on an outside surface of the enclosure into an opening of the enclosure. The dust catcher is located in the air passage between the heat radiating fins and the ventilation opening. The dust catcher serves to catch the dust in the air passage. The dust catcher is removed from the enclosure along with the dust.
    Type: Grant
    Filed: June 2, 2006
    Date of Patent: September 4, 2012
    Assignee: Fujitsu Limited
    Inventors: Masahiko Hattori, Masuo Ohnishi, Tadanori Tachikawa, Masatoshi Nishizawa, Tomoki Harada, Goro Nakagai, Toyohiro Kato
  • Publication number: 20120212916
    Abstract: An electronic apparatus includes a housing, a printed substrate and a holder. The housing includes a front surface, a back surface, and a side surface which connects between the front surface and the back surface. The side surface includes an opening. The printed substrate includes a first surface on which a switch is mounted and a second surface which is on the reverse side of the first surface. The holder includes a holding portion and an operating portion, the holding portion is configured to hold the printed substrate under the first surface of the printed substrate facing the side surface of the housing, the operating portion is integrally formed in the holder and is exposed from the opening.
    Type: Application
    Filed: February 21, 2012
    Publication date: August 23, 2012
    Applicant: FUJITSU LIMITED
    Inventor: Tadanori TACHIKAWA
  • Publication number: 20120212926
    Abstract: An electronic device including: a circuit board on which an electronic component is mounted; a plate material which is used as a ground, the plate material being extended in parallel with the circuit board; and a ground connection member which includes a fixed section and multiple elastic leg sections, the fixed section being tightened to the circuit board and connected to a ground on the circuit board, the elastic leg sections being extended from the fixed section toward different directions along the circuit board, each of the elastic leg sections being extended onto the plate material side to elastically press the plate material.
    Type: Application
    Filed: May 1, 2012
    Publication date: August 23, 2012
    Applicant: FUJITSU LIMITED
    Inventors: Tadanori TACHIKAWA, Masuo OHNISHI
  • Publication number: 20120162954
    Abstract: A fixing component fixes a detachable component to a housing of an electronic apparatus. The fixing component includes a first operating portion, a first engaging portion and a second operating portion. The first operating portion is configured to receive a movement operation in a first direction and to permit movement in a second direction intersecting the first direction. The first engaging portion is connected to the first operating portion and is configured to release engagement with the detachable component when the first operating portion is moved in the second direction. The second operating portion is connected to the first engaging portion and is configured to receive a movement operation in the second direction.
    Type: Application
    Filed: July 19, 2011
    Publication date: June 28, 2012
    Applicant: FUJITSU LIMITED
    Inventors: Tadanori Tachikawa, Hideki Watanabe
  • Patent number: 8199528
    Abstract: An electronic device including: a circuit board on which an electronic component is mounted; a plate material which is used as a ground, the plate material being extended in parallel with the circuit board; and a ground connection member which includes a fixed section and multiple elastic leg sections, the fixed section being tightened to the circuit board and connected to a ground on the circuit board, the elastic leg sections being extended from the fixed section toward different directions along the circuit board, each of the elastic leg sections being extended onto the plate material side to elastically press the plate material.
    Type: Grant
    Filed: January 27, 2009
    Date of Patent: June 12, 2012
    Assignee: Fujitsu Limited
    Inventors: Tadanori Tachikawa, Masuo Ohnishi