Patents by Inventor Keishi Shimizu

Keishi Shimizu 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: 20240098930
    Abstract: A semiconductor storage device includes a housing, a substrate, a first semiconductor component, a capacitor, and a first regulating plate. The substrate is accommodated in the housing. The first semiconductor component is mounted on the substrate. The capacitor on the substrate, the capacitor includes a portion that overlaps the first semiconductor component from a side opposite to the substrate when viewed in a first direction, which is a thickness direction of the substrate. The first regulating plate guides at least a part of air, which flows inside the housing, toward a gap between the capacitor and the substrate.
    Type: Application
    Filed: September 1, 2023
    Publication date: March 21, 2024
    Applicant: Kioxia Corporation
    Inventor: Keishi SHIMIZU
  • Patent number: 11127649
    Abstract: An electronic apparatus includes a first board, a second board, a housing, and a first thermal conductive assembly. The housing accommodates the first board and the second board. The first thermal conductive assembly connects a face of the first board, the face of the first board fronting a region between the first board and the second board, to a first face of the housing or a second face of the housing. The first face is opposed to the first board, the second face is opposed to the second board.
    Type: Grant
    Filed: July 26, 2019
    Date of Patent: September 21, 2021
    Assignee: Toshiba Memory Corporation
    Inventor: Keishi Shimizu
  • Publication number: 20200235025
    Abstract: An electronic apparatus includes a first board, a second board, a housing, and a first thermal conductive assembly. The housing accommodates the first board and the second board. The first thermal conductive assembly connects a face of the first board, the face of the first board fronting a region between the first board and the second board, to a first face of the housing or a second face of the housing. The first face is opposed to the first board, the second face is opposed to the second board.
    Type: Application
    Filed: July 26, 2019
    Publication date: July 23, 2020
    Applicant: Toshiba Memory Corporation
    Inventor: Keishi SHIMIZU
  • Patent number: 10011077
    Abstract: Provided is a laminate shaping apparatus including an ultraviolet-ray source that applies ultraviolet rays a model material ejecting unit that ejects an ultraviolet curable model material a support material ejecting unit that ejects an ultraviolet curable support material which assists shaping of a three-dimensional shaped product which is shaped by the model material a driving unit that drives at least one of the ultraviolet-ray source, the model material ejecting unit, and the support material ejecting unit, and a shaping stand on which the three-dimensional shaped product is shaped, and a control unit that controls the model material ejecting unit, the ultraviolet-ray source, the driving unit, and the support material ejecting unit.
    Type: Grant
    Filed: January 23, 2015
    Date of Patent: July 3, 2018
    Assignee: FUJI XEROX CO., LTD.
    Inventor: Keishi Shimizu
  • Patent number: 9715046
    Abstract: Provided is a lens array, wherein partition walls are formed, using a blade, on a surface of a liquid-repellent substrate subjected to a lyophilic surface treatment, liquid-repellent groove sections formed by the blade, each of the liquid-repellent groove sections is V-shaped, lyophilic sections between the partition walls that are adjacent each other, and lenses are formed on the lyophilic sections using a liquid polymer.
    Type: Grant
    Filed: May 19, 2014
    Date of Patent: July 25, 2017
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Shin Yasuda, Keishi Shimizu
  • Patent number: 9592643
    Abstract: An apparatus for manufacturing a lens array includes a first lens forming unit that has a plurality of blades forming partition walls on a polymer substrate on which a parallax image is formed and a plurality of nozzles discharging a polymer, a detecting unit that detects a position of the parallax image, and a scanning control unit that adjusts a scanning start position of the first lens forming unit based on the position of the parallax image detected by the detecting unit and controls forming of the partition walls by the blades and discharging of the polymer to a region between the partition walls through the nozzle on a surface of the polymer substrate on which the parallax image is formed.
    Type: Grant
    Filed: February 27, 2014
    Date of Patent: March 14, 2017
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Keishi Shimizu, Shin Yasuda
  • Publication number: 20160052211
    Abstract: Provided is a laminate shaping apparatus including an ultraviolet-ray source that applies ultraviolet rays a model material ejecting unit that ejects an ultraviolet curable model material a support material ejecting unit that ejects an ultraviolet curable support material which assists shaping of a three-dimensional shaped product which is shaped by the model material a driving unit that drives at least one of the ultraviolet-ray source, the model material ejecting unit, and the support material ejecting unit, and a shaping stand on which the three-dimensional shaped product is shaped, and a control unit that controls the model material ejecting unit, the ultraviolet-ray source, the driving unit, and the support material ejecting unit.
    Type: Application
    Filed: January 23, 2015
    Publication date: February 25, 2016
    Inventor: Keishi SHIMIZU
  • Patent number: 9149977
    Abstract: A lens manufacturing apparatus includes a conveying unit that conveys a workpiece having a sheet member and a resin base on the sheet member, an unevenness forming unit that moves a cutting blade in a direction different from the conveying direction of the workpiece and that makes a cut in the surface of the resin base to form concave and convex portions, a resin supply unit that includes nozzles supplying a lens resin to areas, in which the concave portions are not formed, between the convex portions formed on the surface of the resin base, and a resin curing unit that cures the supplied lens resin.
    Type: Grant
    Filed: July 24, 2012
    Date of Patent: October 6, 2015
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Keishi Shimizu, Shin Yasuda, Yoshio Nishihara, Tetsuro Kodera
  • Patent number: 9097823
    Abstract: Provided is a lens array including a plate-shaped light-absorbing material that is provided with plural holes separated from each other, and a lens formed of a polymer in each of the holes.
    Type: Grant
    Filed: August 28, 2013
    Date of Patent: August 4, 2015
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Shin Yasuda, Keishi Shimizu
  • Publication number: 20150116836
    Abstract: Provided is a lens array, wherein partition walls are formed, using a blade, on a surface of a liquid-repellent substrate subjected to a lyophilic surface treatment, liquid-repellent groove sections formed by the blade, each of the liquid-repellent groove sections is V-shaped, lyophilic sections between the partition walls that are adjacent each other, and lenses are formed on the lyophilic sections using a liquid polymer.
    Type: Application
    Filed: May 19, 2014
    Publication date: April 30, 2015
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Shin YASUDA, Keishi SHIMIZU
  • Patent number: 8961839
    Abstract: A production method of an optical waveguide includes: preparing a laminated body that includes a first clad layer and at least a core layer laminated on the first clad layer; forming a light propagating optical waveguide core by cutting the core layer by use of a dicing saw from a side where the core layer is laminated while intruding an edge of a blade portion of the dicing saw into the first clad layer so as to partially cut the first clad layer; and embedding at least a cut portion of the laminated body with a second clad layer.
    Type: Grant
    Filed: March 14, 2008
    Date of Patent: February 24, 2015
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Toshihiko Suzuki, Keishi Shimizu, Kazutoshi Yatsuda, Shigemi Ohtsu, Akira Fujii, Eiichi Akutsu
  • Publication number: 20140346690
    Abstract: An apparatus for manufacturing a lens array includes a first lens forming unit that has a plurality of blades forming partition walls on a polymer substrate on which a parallax image is formed and a plurality of nozzles discharging a polymer, a detecting unit that detects a position of the parallax image, and a scanning control unit that adjusts a scanning start position of the first lens forming unit based on the position of the parallax image detected by the detecting unit and controls forming of the partition walls by the blades and discharging of the polymer to a region between the partition walls through the nozzle on a surface of the polymer substrate on which the parallax image is formed.
    Type: Application
    Filed: February 27, 2014
    Publication date: November 27, 2014
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Keishi SHIMIZU, Shin YASUDA
  • Patent number: 8854410
    Abstract: An exposure device includes at least one light emitting element that emits light in a normal direction of the substrate; at least one hologram element that is recorded on a recording layer arranged on the substrate to diffract light emitted from the light emitting element and condense the diffracted light on a condensing point on a normal line of the light emitting element; and at least one light inhibiting part that is arranged on a straight line that connects the light emitting element and the condensing point such that the light diffracted by the hologram element passes through the outside of the light inhibiting part and condenses at the condensing point, to inhibit transmission of zeroth-order light that goes straight toward the condensing point from the light emitting element without being diffracted by the hologram element.
    Type: Grant
    Filed: August 22, 2011
    Date of Patent: October 7, 2014
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Jiro Minabe, Keishi Shimizu, Mihoko Wakui, Yasuhiro Ogasawara, Kazuhiro Hayashi, Akira Tateishi, Shin Yasuda, Motoki Taniguchi
  • Publication number: 20140293428
    Abstract: Provided is a lens array including a plate-shaped light-absorbing material that is provided with plural holes separated from each other, and a lens formed of a polymer in each of the holes.
    Type: Application
    Filed: August 28, 2013
    Publication date: October 2, 2014
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Shin YASUDA, Keishi SHIMIZU
  • Publication number: 20140293429
    Abstract: Provided is a lens array including plural lenses, wherein each lens has a curvature in a first direction and a curvature in a second direction which is different from the first direction, the curvatures being different from each other.
    Type: Application
    Filed: September 9, 2013
    Publication date: October 2, 2014
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Shin YASUDA, Keishi SHIMIZU
  • Patent number: 8845314
    Abstract: A lens manufacturing apparatus includes a concave-convex shape forming unit that makes a notch in the surface of a workpiece to form a concave-convex shape portion, a resin supply unit that supplies resin for a lens onto the surface of the workpiece, a resin curing unit that cures the supplied resin for a lens, a moving unit that moves the concave-convex shape forming unit, the resin supply unit, and the resin curing unit relative to the workpiece, and a control unit that controls driving of the concave-convex shape forming unit, the resin supply unit, the resin curing unit, and the moving unit so as to form the concave-convex shape portion extending in a predetermined direction, supply the resin for a lens between adjacent concave-convex shape portions and cure the supplied resin for a lens.
    Type: Grant
    Filed: May 1, 2012
    Date of Patent: September 30, 2014
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Shin Yasuda, Keishi Shimizu, Yoshio Nishihara
  • Patent number: 8749720
    Abstract: An exposing device includes: a first light-emitting element that emits first light; a second light-emitting element that emits second light; and a liquid crystal panel that is disposed between the first and second light-emitting elements and a photoreceptor body to be exposed to the second light, and focuses the second light on the photoreceptor body by a convex refractive index distribution that is formed in the liquid crystal panel by an orientation variation that is caused by illumination with the first light.
    Type: Grant
    Filed: September 13, 2010
    Date of Patent: June 10, 2014
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Shin Yasuda, Keishi Shimizu
  • Publication number: 20130220217
    Abstract: A lens manufacturing apparatus includes a conveying unit that conveys a workpiece having a sheet member and a resin base on the sheet member, an unevenness forming unit that moves a cutting blade in a direction different from the conveying direction of the workpiece and that makes a cut in the surface of the resin base to form concave and convex portions, a resin supply unit that includes nozzles supplying a lens resin to areas, in which the concave portions are not formed, between the convex portions formed on the surface of the resin base, and a resin curing unit that cures the supplied lens resin.
    Type: Application
    Filed: July 24, 2012
    Publication date: August 29, 2013
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Keishi SHIMIZU, Shin YASUDA, Yoshio NISHIHARA, Tetsuro KODERA
  • Publication number: 20130149404
    Abstract: A lens manufacturing apparatus includes a concave-convex shape forming unit that makes a notch in the surface of a workpiece to form a concave-convex shape portion, a resin supply unit that supplies resin for a lens onto the surface of the workpiece, a resin curing unit that cures the supplied resin for a lens, a moving unit that moves the concave-convex shape forming unit, the resin supply unit, and the resin curing unit relative to the workpiece, and a control unit that controls driving of the concave-convex shape forming unit, the resin supply unit, the resin curing unit, and the moving unit so as to form the concave-convex shape portion extending in a predetermined direction, supply the resin for a lens between adjacent concave-convex shape portions and cure the supplied resin for a lens.
    Type: Application
    Filed: May 1, 2012
    Publication date: June 13, 2013
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Shin YASUDA, Keishi SHIMIZU, Yoshio NISHIHARA
  • Patent number: 8364001
    Abstract: A polymer optical waveguide includes: at least one core through which light propagates; a cladding which surrounds the core and has a refractive index less than that of the core; at least one conductive wire being provided on at least one side of the cladding, the polymer optical waveguide having a sheet shape, the conductive wire including a conductive layer which is provided on the at least one side of the cladding and being partitioned by a first groove, and the core being formed between second grooves each of which is formed in at least a part of the first groove.
    Type: Grant
    Filed: August 18, 2009
    Date of Patent: January 29, 2013
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Akira Fujii, Shigemi Ohtsu, Keishi Shimizu, Kazutoshi Yatsuda, Toshihiko Suzuki, Masahiro Igusa