Patents by Inventor Yukie Sakita

Yukie Sakita 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: 10396009
    Abstract: A heat dissipation material includes a plurality of linearly-structured objects of carbon atoms configured to include a first terminal part and a second terminal part; a first diamond-like carbon layer configured to cover the first terminal part of each of the plurality of linearly-structured objects; and a filler layer configured to be permeated between the plurality of linearly-structured objects.
    Type: Grant
    Filed: March 10, 2017
    Date of Patent: August 27, 2019
    Assignee: FUJITSU LIMITED
    Inventors: Yoshitaka Yamaguchi, Taisuke Iwai, Masaaki Norimatsu, Yukie Sakita, Shinichi Hirose, Yohei Yagishita
  • Publication number: 20180158753
    Abstract: A heat dissipating structure includes a heat source; a heat dissipating part disposed to oppose to the heat source; a concave portion formed in at least one of opposing surfaces of the heat source and the heat dissipating part; and a heat conducting structure comprising a filler layer of thermoplastic material disposed between the heat source and the heat dissipating part and contacting with the opposing surfaces of the heat source and the heat dissipating part, and an assembly of carbon nanotubes that are distributed in the thermoplastic material, oriented perpendicularly to the surfaces of the filler layer, contacting, at both ends, with the opposing surfaces of the heat source and the heat dissipating part, and limited its distribution in the opposing surfaces by the concave portion.
    Type: Application
    Filed: November 29, 2017
    Publication date: June 7, 2018
    Applicant: FUJITSU LIMITED
    Inventors: Taisuke IWAI, Daiyu KONDO, Yoshitaka YAMAGUCHI, Shinichi HIROSE, Yukie SAKITA, Yohei YAGISHITA, Masaaki NORIMATSU
  • Publication number: 20170186664
    Abstract: A heat dissipation material includes a plurality of linearly-structured objects of carbon atoms configured to include a first terminal part and a second terminal part; a first diamond-like carbon layer configured to cover the first terminal part of each of the plurality of linearly-structured objects; and a filler layer configured to be permeated between the plurality of linearly-structured objects.
    Type: Application
    Filed: March 10, 2017
    Publication date: June 29, 2017
    Applicant: FUJITSU LIMITED
    Inventors: Yoshitaka Yamaguchi, Taisuke Iwai, Masaaki Norimatsu, Yukie Sakita, Shinichi Hirose, Yohei Yagishita
  • Patent number: 9659836
    Abstract: Disclosed is a heat dissipation structure that includes a plurality of linear structures made of carbon, each of the linear structures having at least one of a first end and a second end being bent, and a coating layer formed on a surface of each of the linear structures, the coating layer having a part covering the other one of the first ends and the second ends of the linear structures, a thickness of the part allowing the corresponding linear structures to be plastically deformable.
    Type: Grant
    Filed: December 1, 2015
    Date of Patent: May 23, 2017
    Assignee: FUJITSU LIMITED
    Inventors: Yukie Sakita, Yoshitaka Yamaguchi
  • Patent number: 9635784
    Abstract: A heat dissipation material includes a plurality of linearly-structured objects of carbon atoms configured to include a first terminal part and a second terminal part; a first diamond-like carbon layer configured to cover the first terminal part of each of the plurality of linearly-structured objects; and a filler layer configured to be permeated between the plurality of linearly-structured objects.
    Type: Grant
    Filed: January 28, 2014
    Date of Patent: April 25, 2017
    Assignee: FUJITSU LIMITED
    Inventors: Yoshitaka Yamaguchi, Taisuke Iwai, Masaaki Norimatsu, Yukie Sakita, Shinichi Hirose, Yohei Yagishita
  • Publication number: 20160276246
    Abstract: A sheet-like structure has a plurality of linear carbon chains extending in a first direction, a phase change material in which tip ends of the linear carbon chains are embedded, and a plurality of aggregates formed at root ends of the linear carbon chains and not covered with the phase change material, the aggregates being distributed in a second direction perpendicular to the first direction with less localization than the tip ends.
    Type: Application
    Filed: May 27, 2016
    Publication date: September 22, 2016
    Applicant: FUJITSU LIMITED
    Inventors: Yoshitaka Yamaguchi, Masaaki Norimatsu, Yukie Sakita, Yoshihiro Mizuno
  • Publication number: 20160086872
    Abstract: Disclosed is a heat dissipation structure that includes a plurality of linear structures made of carbon, each of the linear structures having at least one of a first end and a second end being bent, and a coating layer formed on a surface of each of the linear structures, the coating layer having a part covering the other one of the first ends and the second ends of the linear structures, a thickness of the part allowing the corresponding linear structures to be plastically deformable.
    Type: Application
    Filed: December 1, 2015
    Publication date: March 24, 2016
    Applicant: FUJITSU LIMITED
    Inventors: Yukie Sakita, Yoshitaka Yamaguchi
  • Patent number: 9137926
    Abstract: An electronic device includes: a semiconductor device; a heat-conductive resin, disposed above the semiconductor device, including a heat conductor and a resin; a linear carbon piece, disposed above the heat-conductive resin, to be thermally in contact with the heat conductor; and a heat spreader, disposed above the linear carbon piece, including a depressed portion having the heat-conductive resin.
    Type: Grant
    Filed: November 13, 2012
    Date of Patent: September 15, 2015
    Assignee: FUJITSU LIMITED
    Inventors: Yoshitaka Yamaguchi, Taisuke Iwai, Seiki Sakuyama, Yoshihiro Mizuno, Masaaki Norimatsu, Yukie Sakita, Koji Asano, Shinichi Hirose, Yohei Yagishita
  • Patent number: 9105600
    Abstract: A sheet structure has: a bundle structure including a plurality of linear structures made of carbon which are oriented in a predetermined direction; a covering layer covering the plurality of linear structures made of carbon; and a filling layer provided between the plurality of linear structures made of carbon covered with the covering layer. The thickness of the covering layer is not uniform in a direction crossing the predetermined direction.
    Type: Grant
    Filed: April 10, 2013
    Date of Patent: August 11, 2015
    Assignee: FUJITSU LIMITED
    Inventors: Yoshitaka Yamaguchi, Seiki Sakuyama, Yoshihiro Mizuno, Taisuke Iwai, Yukie Sakita, Masaaki Norimatsu, Koji Asano, Shinichi Hirose, Yohei Yagishita
  • Patent number: 8958207
    Abstract: The electronic device includes a heat generator 54, a heat radiator 58, and a heat radiation material 56 disposed between the heat generator 54 and the heat radiator 58 and including a plurality of linear structures 12 of carbon atoms and a filling layer 14 formed of a thermoplastic resin and disposed between the plurality of linear structures 12.
    Type: Grant
    Filed: May 7, 2012
    Date of Patent: February 17, 2015
    Assignee: Fujitsu Limited
    Inventors: Yoshitaka Yamaguchi, Taisuke Iwai, Shinichi Hirose, Daiyu Kondo, Ikuo Soga, Yohei Yagishita, Yukie Sakita
  • Patent number: 8837149
    Abstract: A method of manufacturing an electronic component includes disposing a heat radiation material including a plurality of linear structures of carbon atoms and a filling layer of a thermoplastic resin provided among the plurality of linear structures above a first substrate, disposing a blotting paper above the heat radiation material, making a heat treatment at a temperature higher than a melting temperature of the thermoplastic resin and absorbing the thermoplastic resin above the plurality of linear structures with the absorption paper, removing the blotting paper, and adhering the heat radiation material to the first substrate by cooling to solidify the thermoplastic resin.
    Type: Grant
    Filed: November 30, 2011
    Date of Patent: September 16, 2014
    Assignee: Fujitsu Limited
    Inventors: Shinichi Hirose, Taisuke Iwai, Yoshitaka Yamaguchi, Yohei Yagishita, Yukie Sakita, Masaaki Norimatsu
  • Publication number: 20140140008
    Abstract: A heat dissipation material includes a plurality of linearly-structured objects of carbon atoms configured to include a first terminal part and a second terminal part; a first diamond-like carbon layer configured to cover the first terminal part of each of the plurality of linearly-structured objects; and a filler layer configured to be permeated between the plurality of linearly-structured objects.
    Type: Application
    Filed: January 28, 2014
    Publication date: May 22, 2014
    Applicant: FUJITSU LIMITED
    Inventors: Yoshitaka Yamaguchi, TAISUKE IWAI, Masaaki Norimatsu, Yukie Sakita, Shinichi Hirose, Yohei Yagishita
  • Publication number: 20130307136
    Abstract: A sheet structure has: a bundle structure including a plurality of linear structures made of carbon which are oriented in a predetermined direction; a covering layer covering the plurality of linear structures made of carbon; and a filling layer provided between the plurality of linear structures made of carbon covered with the covering layer. The thickness of the covering layer is not uniform in a direction crossing the predetermined direction.
    Type: Application
    Filed: April 10, 2013
    Publication date: November 21, 2013
    Applicant: FUJITSU LIMITED
    Inventors: Yoshitaka YAMAGUCHI, Seiki SAKUYAMA, Yoshihiro MIZUNO, Taisuke IWAI, Yukie SAKITA, Masaaki NORIMATSU, Koji ASANO, Shinichi HIROSE, Yohei YAGISHITA
  • Patent number: 8470653
    Abstract: A method for manufacturing a P-type MOS transistor includes forming a gate insulating film on the substrate, forming a gate electrode from amorphous silicon containing no impurities on the gate insulating film, performing a heat treatment for controlling the film characteristics of the amorphous silicon, depositing a nickel (Ni) layer on the gate electrode, and forming nickel silicides from the gate electrode and the nickel (Ni).
    Type: Grant
    Filed: August 14, 2009
    Date of Patent: June 25, 2013
    Assignee: Fujitsu Limited
    Inventors: Teruo Kurahashi, Yasuyoshi Mishima, Yukie Sakita
  • Publication number: 20120325454
    Abstract: A heat dissipating structure includes a heat source; a heat dissipating part disposed to oppose to the heat source; a concave portion formed in at least one of opposing surfaces of the heat source and the heat dissipating part; and a heat conducting structure comprising a filler layer of thermoplastic material disposed between the heat source and the heat dissipating part and contacting with the opposing surfaces of the heat source and the heat dissipating part, and an assembly of carbon nanotubes that are distributed in the thermoplastic material, oriented perpendicularly to the surfaces of the filler layer, contacting, at both ends, with the opposing surfaces of the heat source and the heat dissipating part, and limited its distribution in the opposing surfaces by the concave portion.
    Type: Application
    Filed: September 5, 2012
    Publication date: December 27, 2012
    Applicant: FUJITSU LIMITED
    Inventors: Taisuke IWAI, Daiyu Kondo, Yoshitaka Yamaguchi, Shinichi Hirose, Yukie Sakita, Yohei Yagishita, Masaki Norimatsu
  • Publication number: 20120236502
    Abstract: According to an aspect of the embodiments, a sheet-shaped structure includes a bundle structure that includes a plurality of line-shaped structures of carbon atoms, a covering layer that covers the line-shaped structures in longitudinal directions of the line-shaped structures, respectively, and a filling layer that is disposed between the line-shaped structures covered with the covering layer.
    Type: Application
    Filed: February 23, 2012
    Publication date: September 20, 2012
    Applicant: FUJITSU LIMITED
    Inventors: Yoshitaka Yamaguchi, Taisuke Iwai, Masaaki Norimatsu, Shinichi Hirose, Yohei Yagishita, Yukie Sakita
  • Publication number: 20120218715
    Abstract: A method of manufacturing an electronic component includes disposing a heat radiation material including a plurality of linear structures of carbon atoms and a filling layer of a thermoplastic resin provided among the plurality of linear structures above a first substrate, disposing a blotting paper above the heat radiation material, making a heat treatment at a temperature higher than a melting temperature of the thermoplastic resin and absorbing the thermoplastic resin above the plurality of linear structures with the absorption paper, removing the blotting paper, and adhering the heat radiation material to the first substrate by cooling to solidify the thermoplastic resin.
    Type: Application
    Filed: November 30, 2011
    Publication date: August 30, 2012
    Applicant: FUJITSU LIMITED
    Inventors: Shinichi HIROSE, Taisuke Iwai, Yoshitaka Yamaguchi, Yohei Yagishita, Yukie Sakita, Masaaki Norimatsu
  • Publication number: 20120218713
    Abstract: The electronic device includes a heat generator 54, a heat radiator 58, and a heat radiation material 56 disposed between the heat generator 54 and the heat radiator 58 and including a plurality of linear structures 12 of carbon atoms and a filling layer 14 formed of a thermoplastic resin and disposed between the plurality of linear structures 12.
    Type: Application
    Filed: May 7, 2012
    Publication date: August 30, 2012
    Applicant: Fujitsu Limited
    Inventors: Yoshitaka Yamaguchi, Taisuke Iwai, Shinichi Hirose, Daiyu Kondo, Ikuo Soga, Yohei Yagishita, Yukie Sakita
  • Patent number: 8194407
    Abstract: The electronic device includes a heat generator 54, a heat radiator 58, and a heat radiation material 56 disposed between the heat generator 54 and the heat radiator 58 and including a plurality of linear structures 12 of carbon atoms and a filling layer 14 formed of a thermoplastic resin and disposed between the plurality of linear structures 12.
    Type: Grant
    Filed: November 6, 2009
    Date of Patent: June 5, 2012
    Assignee: Fujitsu Limited
    Inventors: Yoshitaka Yamaguchi, Taisuke Iwai, Shinichi Hirose, Daiyu Kondo, Ikuo Soga, Yohei Yagishita, Yukie Sakita
  • Publication number: 20100124025
    Abstract: The electronic device includes a heat generator 54, a heat radiator 58, and a heat radiation material 56 disposed between the heat generator 54 and the heat radiator 58 and including a plurality of linear structures 12 of carbon atoms and a filling layer 14 formed of a thermoplastic resin and disposed between the plurality of linear structures 12.
    Type: Application
    Filed: November 6, 2009
    Publication date: May 20, 2010
    Applicant: FUJITSU LIMITED
    Inventors: Yoshitaka Yamaguchi, Taisuke Iwai, Shinichi Hirose, Daiyu Kondo, Ikuo Soga, Yohei Yagishita, Yukie Sakita