Patents by Inventor Akio Machida

Akio Machida 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: 10018846
    Abstract: There is provided a display device including (I) an eyeglass-shaped frame configured to be mounted on a head of an observer, and (II) an image display device attached to the frame. The image display device includes (A) an image forming device, and (B) an optical device on which light output from the image forming device is incident, in which the light is guided, and from which the light is output. A dimmer configured to adjust an amount of external light incident from outside is installed on a side opposite to a side on which the image forming device of the optical device is disposed. A light shielding member configured to shield incidence of external light on the optical device is disposed in a region of the optical device on which light output from the image forming device is incident.
    Type: Grant
    Filed: July 25, 2017
    Date of Patent: July 10, 2018
    Assignee: Sony Corporation
    Inventors: Akio Machida, Yukinari Sakamoto
  • Publication number: 20180172997
    Abstract: A display apparatus includes a frame mounted on an observer's head, an image display device attached to the frame and a dimming device 700, the image display device includes an image forming device and an optical device 120, 320 having a virtual image forming region 140, 340 where a virtual image is formed on the basis of light emitted from the image forming device, the optical device 120, 320 overlaps with a portion of the dimming device 700, at the time of operation of the dimming device 700, a light blocking ratio of the dimming device 700 is changed over a range of from an upper region 701U to a lower region 701D and/or over a range of from an inner region 701C to an outer region 701S, and a virtual image forming region facing region 701 has a light blocking ratio higher than the light blocking ratio of the lower region 701D or the outer region 701S.
    Type: Application
    Filed: February 9, 2018
    Publication date: June 21, 2018
    Applicant: Sony Corporation
    Inventor: Akio Machida
  • Patent number: 9989769
    Abstract: A display apparatus includes a frame mounted on an observer's head, an image display device attached to the frame and a dimming device 700, the image display device includes an image forming device and an optical device 120, 320 having a virtual image forming region 140, 340 where a virtual image is formed on the basis of light emitted from the image forming device, the optical device 120, 320 overlaps with a portion of the dimming device 700, at the time of operation of the dimming device 700, a light blocking ratio of the dimming device 700 is changed over a range of from an upper region 701U to a lower region 701D and/or over a range of from an inner region 701C to an outer region 701S, and a virtual image forming region facing region 701 has a light blocking ratio higher than the light blocking ratio of the lower region 701D or the outer region 701S.
    Type: Grant
    Filed: March 8, 2016
    Date of Patent: June 5, 2018
    Assignee: Sony Corporation
    Inventor: Akio Machida
  • Publication number: 20170322420
    Abstract: There is provided a display device including (I) an eyeglass-shaped frame configured to be mounted on a head of an observer, and (II) an image display device attached to the frame. The image display device includes (A) an image forming device, and (B) an optical device on which light output from the image forming device is incident, in which the light is guided, and from which the light is output. A dimmer configured to adjust an amount of external light incident from outside is installed on a side opposite to a side on which the image forming device of the optical device is disposed. A light shielding member configured to shield incidence of external light on the optical device is disposed in a region of the optical device on which light output from the image forming device is incident.
    Type: Application
    Filed: July 25, 2017
    Publication date: November 9, 2017
    Applicant: Sony Corporation
    Inventors: Akio Machida, Yukinari Sakamoto
  • Patent number: 9791701
    Abstract: A display device comprising a first image display device comprising a light guide plate, a dimmer, and a light control device. The light control device is configured to identify a start time of change in quantity of light received by the display device, and control transmissivity of the dimmer based on quantity of light received by the display device, after a predetermined amount of time after the start time has elapsed.
    Type: Grant
    Filed: January 23, 2014
    Date of Patent: October 17, 2017
    Assignee: Sony Corporation
    Inventors: Masayuki Ato, Akio Machida
  • Patent number: 9753284
    Abstract: There is provided a display device including (I) an eyeglass-shaped frame configured to be mounted on a head of an observer, and (II) an image display device attached to the frame. The image display device includes (A) an image forming device, and (B) an optical device on which light output from the image forming device is incident, in which the light is guided, and from which the light is output. A dimmer configured to adjust an amount of external light incident from outside is installed on a side opposite to a side on which the image forming device of the optical device is disposed. A light shielding member configured to shield incidence of external light on the optical device is disposed in a region of the optical device on which light output from the image forming device is incident.
    Type: Grant
    Filed: December 14, 2012
    Date of Patent: September 5, 2017
    Assignee: Sony Corporation
    Inventors: Akio Machida, Yukinari Sakamoto
  • Publication number: 20170199383
    Abstract: A display apparatus includes a frame mounted on an observer's head, an image display device attached to the frame and a dimming device 700, the image display device includes an image forming device and an optical device 120, 320 having a virtual image forming region 140, 340 where a virtual image is formed on the basis of light emitted from the image forming device, the optical device 120, 320 overlaps with a portion of the dimming device 700, at the time of operation of the dimming device 700, a light blocking ratio of the dimming device 700 is changed over a range of from an upper region 701U to a lower region 701D and/or over a range of from an inner region 701C to an outer region 701S, and a virtual image forming region facing region 701 has a light blocking ratio higher than the light blocking ratio of the lower region 701D or the outer region 701S.
    Type: Application
    Filed: March 8, 2016
    Publication date: July 13, 2017
    Applicant: Sony Corporation
    Inventor: Akio Machida
  • Publication number: 20170184857
    Abstract: A display device comprising a first image display device comprising a light guide plate, a dimmer, and a light control device. The light control device is configured to identify a start time of change in quantity of light received by the display device, and control transmissivity of the dimmer based on quantity of light received by the display device, after a predetermined amount of time after the start time has elapsed.
    Type: Application
    Filed: March 9, 2017
    Publication date: June 29, 2017
    Applicant: Sony Corporation
    Inventors: Masayuki Ato, Akio Machida
  • Publication number: 20160018658
    Abstract: A display apparatus includes: (i) a glasses-type frame that is mounted on the head of an observer; and (ii) an image display device that is attached to the frame, wherein the image display device includes (A) an image forming device, and (B) an optical device on which light emitted from the image forming device is incident, in which the light is guided, and from which the light is emitted, a light control device that adjusts an amount of external light incident from the outside is provided in a region of the optical device from which light is emitted, and the light control device includes two opposite transparent substrates, electrodes that are provided on the substrates, and an electrophoretic dispersion liquid that is sealed between the two substrates.
    Type: Application
    Filed: September 28, 2015
    Publication date: January 21, 2016
    Inventors: Akio Machida, Kenichi Takahashi, Hidehiko Takanashi, Kenji Suzuki
  • Publication number: 20150370075
    Abstract: A display device comprising a first image display device comprising a light guide plate, a dimmer, and a light control device. The light control device is configured to identify a start time of change in quantity of light received by the display device, and control transmissivity of the dimmer based on quantity of light received by the display device, after a predetermined amount of time after the start time has elapsed.
    Type: Application
    Filed: January 23, 2014
    Publication date: December 24, 2015
    Applicant: SONY CORPORATION
    Inventors: Masayuki Ato, Akio Machida
  • Publication number: 20140340286
    Abstract: There is provided a display device including (I) an eyeglass-shaped frame configured to be mounted on a head of an observer, and (II) an image display device attached to the frame. The image display device includes (A) an image forming device, and (B) an optical device on which light output from the image forming device is incident, in which the light is guided, and from which the light is output. A dimmer configured to adjust an amount of external light incident from outside is installed on a side opposite to a side on which the image forming device of the optical device is disposed. A light shielding member configured to shield incidence of external light on the optical device is disposed in a region of the optical device on which light output from the image forming device is incident.
    Type: Application
    Filed: December 14, 2012
    Publication date: November 20, 2014
    Applicant: Sony Corporation
    Inventors: Akio Machida, Yukinari Sakamoto
  • Patent number: 8357620
    Abstract: An embodiment of the invention provides a laser annealing method, including the steps of radiating a laser beam to an amorphous film on a substrate while scanning the laser beam for the amorphous film, crystallizing the amorphous film, detecting a light quantity of laser beam reflected from the substrate and a scanning speed of the laser beam while the radiation and the scanning of the laser beam are carried out for the amorphous film, and controlling a radiation level and the scanning speed of the laser beam based on results of comparison of the light quantity of laser beam reflected from the substrate, and the scanning speed of the laser beam with respective preset references.
    Type: Grant
    Filed: October 6, 2009
    Date of Patent: January 22, 2013
    Assignee: Sony Corporation
    Inventors: Katsuji Takagi, Akio Machida, Toshio Fujino, Tadahiro Kono, Norio Fukasawa, Shinsuke Haga
  • Publication number: 20120320100
    Abstract: A display apparatus includes: a spectacle type frame mounted on a head portion of an observer; and an image display apparatus installed in the frame. The image display apparatus includes an image forming device, and an optical device allowing light output from the image forming device to be incident thereon, to be guided therein, and to be output therefrom. A dimmer which adjusts the amount of external light incident from the outside is disposed in an area of the optical device where the light is output. The dimmer includes a first transparent substrate and a second transparent substrate facing the first substrate, first and second electrodes which are mounted on the first and second substrates, respectively, and an electrolyte sealed between the first and second substrates and containing metal ions. The first electrode includes a conductive material of a fine line shape. The second electrode includes a transparent electrode layer.
    Type: Application
    Filed: June 4, 2012
    Publication date: December 20, 2012
    Applicant: SONY CORPORATION
    Inventors: Akio Machida, Yukinari Sakamoto, Mieko Kuwahara
  • Publication number: 20120306940
    Abstract: A display apparatus includes: (i) a glasses-type frame that is mounted on the head of an observer; and (ii) an image display device that is attached to the frame, wherein the image display device includes (A) an image forming device, and (B) an optical device on which light emitted from the image forming device is incident, in which the light is guided, and from which the light is emitted, a light control device that adjusts an amount of external light incident from the outside is provided in a region of the optical device from which light is emitted, and the light control device includes two opposite transparent substrates, electrodes that are provided on the substrates, and an electrophoretic dispersion liquid that is sealed between the two substrates.
    Type: Application
    Filed: May 9, 2012
    Publication date: December 6, 2012
    Applicant: SONY CORPORATION
    Inventors: Akio Machida, Kenichi Takahashi, Hidehiko Takanashi, Kenji Suzuki
  • Patent number: 8278163
    Abstract: A semiconductor processing apparatus includes: a stage on which a substrate having a semiconductor film to be processed is to be mounted; a supply section that supplies a plurality of energy beams onto the semiconductor film mounted on the stage in such a way that irradiation points of the energy beams are aligned at given intervals; and a control section that moves the plurality of energy beams and the substrate relative to each other in a direction not in parallel to alignment of the irradiation points of the plurality of energy beams supplied by the supply section, and scans the semiconductor film with the irradiation points of the plurality of energy beams in parallel to thereby control a heat treatment on the semiconductor film.
    Type: Grant
    Filed: July 23, 2009
    Date of Patent: October 2, 2012
    Assignee: Sony Corporation
    Inventors: Akio Machida, Toshio Fujino, Tadahiro Kono, Katsuji Takagi, Shinsuke Haga
  • Publication number: 20120064420
    Abstract: There is provided a power generation system capable of obtaining both of electrical energy and heat energy by utilizing light energy. The power generation system includes a gas generation section including one or more containers and producing gas by absorbing light energy, each of the containers enclosing an electrolytic solution and a plurality of semiconductor elements having photoelectric conversion function, a power generation section generating electrical energy by utilizing gas generated in the gas generation section; and a heat exchanger absorbing heat energy from the inside of the container.
    Type: Application
    Filed: September 2, 2011
    Publication date: March 15, 2012
    Applicant: SONY CORPORATION
    Inventors: Akio Machida, Kensuke Kojima, Yuichi Ishida
  • Patent number: 8089071
    Abstract: A thin film semiconductor device is provided. The semiconductor device includes a semiconductor thin film configured to have an active region turned into a polycrystalline region through irradiation with an energy beam, and a gate electrode configured to be provided to traverse the active region. Successive crystal grain boundaries extend along the gate electrode in a channel part that is the active region overlapping with the gate electrode, and the crystal grain boundaries traverse the channel part and are provided cyclically in a channel length direction.
    Type: Grant
    Filed: March 7, 2007
    Date of Patent: January 3, 2012
    Assignee: Sony Corporation
    Inventors: Akio Machida, Toshio Fujino, Tadahiro Kono
  • Patent number: 7982372
    Abstract: A piezoelectric transformer includes: a piezoelectric transducer on whose outer surface an electrode is formed; a case housing the piezoelectric transducer; a terminal disposed to face the electrode; an elastic member in contact with both the electrode and the terminal in the case and having conductivity to bring the electrode and the terminal into mutual continuity; and a folder formed in the case and fixedly holding the elastic member to press-fit the elastic member between the electrode and the terminal.
    Type: Grant
    Filed: December 2, 2008
    Date of Patent: July 19, 2011
    Assignee: Tamura Corporation
    Inventors: Akio Machida, Ryo Nakagawa, Yasuhide Matsuo
  • Publication number: 20110033999
    Abstract: A doping method includes: a first step of depositing a material solution containing an antimony compound containing elements selected from the group consisting essentially of hydrogen, nitrogen, oxygen, and carbon together with antimony to a surface of a substrate; a second step of drying the material solution to form an antimony compound layer on the substrate; and a third step of performing heat treatment so that antimony in the antimony compound layer is diffused into the substrate.
    Type: Application
    Filed: July 30, 2010
    Publication date: February 10, 2011
    Applicant: SONY CORPORATION
    Inventors: Tadahiro Kono, Akio Machida, Toshio Fujino
  • Publication number: 20100093112
    Abstract: An embodiment of the invention provides a laser annealing method, including the steps of radiating a laser beam to an amorphous film on a substrate while scanning the laser beam for the amorphous film, crystallizing the amorphous film, detecting a light quantity of laser beam reflected from the substrate and a scanning speed of the laser beam while the radiation and the scanning of the laser beam are carried out for the amorphous film, and controlling a radiation level and the scanning speed of the laser beam based on results of comparison of the light quantity of laser beam reflected from the substrate, and the scanning speed of the laser beam with respective preset references.
    Type: Application
    Filed: October 6, 2009
    Publication date: April 15, 2010
    Applicant: SONY CORPORATION
    Inventors: Katsuji Takagi, Akio Machida, Toshio Fujino, Tadahiro Kono, Norio Fukasawa, Shinsuke Haga