Patents by Inventor Makiko HINO

Makiko HINO 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: 9293975
    Abstract: An actuator includes: a movable portion that can oscillate around an oscillation axis; a connection portion that extends from the movable portion and is torsionally deformed in accordance with oscillation of the movable portion; and a support portion that supports the connection portion. The movable portion forms a cross shape in a plan view from a thickness direction of the movable portion.
    Type: Grant
    Filed: March 5, 2012
    Date of Patent: March 22, 2016
    Assignee: Seiko Epson Corporation
    Inventors: Makiko Hino, Yasushi Mizoguchi
  • Publication number: 20160025984
    Abstract: A head-mounted image display apparatus includes: a light source that emits laser light; a splitter that splits the laser light into first laser light and second laser light having a different optical intensity than the first laser light; an image drawing section that causes the first laser light to be reflected off a mirror and causes the mirror to make pivotal motion to perform image drawing; a controller that controls the pivotal motion of the mirror; and a notification section that notifies other persons by diffusing the second laser light that the image drawing section is performing image drawing.
    Type: Application
    Filed: October 6, 2015
    Publication date: January 28, 2016
    Inventors: Makiko HINO, Yasushi MIZOGUCHI
  • Patent number: 9229236
    Abstract: A head-mounted display includes: a scanning unit that scans signal light modulated according to an image signal; a display unit on which the signal light from the scanning unit is incident and that is transmissive to visible light, the display unit including a half mirror area reflecting the signal light from the scanning unit and a transmission area having a transmittance higher than that of the half mirror area for visible light; and a control unit that scans, based on a use condition, the signal light over an area including the transmission area.
    Type: Grant
    Filed: December 23, 2013
    Date of Patent: January 5, 2016
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Makiko Hino, Yasushi Mizoguchi
  • Patent number: 9182594
    Abstract: A head-mounted image display apparatus includes: a light source that emits laser light; a splitter that splits the laser light into first laser light and second laser light having a different optical intensity than the first laser light; an image drawing section that causes the first laser light to be reflected off a mirror and causes the mirror to make pivotal motion to perform image drawing; a controller that controls the pivotal motion of the mirror; and a notification section that notifies other persons by diffusing the second laser light that the image drawing section is performing image drawing.
    Type: Grant
    Filed: January 22, 2014
    Date of Patent: November 10, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Makiko Hino, Yasushi Mizoguchi
  • Patent number: 9182593
    Abstract: An optical scanner is an optical device including a base portion that is rotatable about the Y-axis, a frame portion that is rotatable about the X-axis intersecting the Y-axis, and a shaft portion that supports the base portion so as to be rotatable about the Y-axis with respect to the frame portion. The optical scanner includes a light reflecting plate that is fixed to the base portion and includes a light reflecting portion with a light reflecting property. The frame portion is provided so as to surround the base portion. The shaft portion includes one end connected to the base portion and the other end connected to the frame portion. The light reflecting plate is separated from the shaft portion in the thickness direction of the light reflecting plate and overlaps the shaft portion, as viewed from the thickness direction.
    Type: Grant
    Filed: April 12, 2013
    Date of Patent: November 10, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Yasushi Mizoguchi, Makiko Hino
  • Publication number: 20150277104
    Abstract: An optical device includes: an optical member which is formed of a plate-shaped part and on which light is incident; a frame so provided that the frame surrounds side surfaces of the optical member and made of an elastic material more elastic than the optical member; a shaft that supports the optical member and the frame in a swingable manner and is made of the elastic material; a support that supports the shaft; a first restricting member provided on a plate surface of the optical member; and a second restricting member that is provided in a position separate from the optical member and comes into contact with the first restricting member when the optical member and the frame swing.
    Type: Application
    Filed: March 25, 2015
    Publication date: October 1, 2015
    Inventor: Makiko HINO
  • Publication number: 20150248008
    Abstract: An actuator includes: a movable section; a support section; a first shaft that connects the movable section and the support section to each other and supports the movable section in a swingable manner around a first axis; an impact reduction section that is provided between the movable section and the support section and connected to the support section; and a restriction section so provided that the restriction section sandwiches the impact reduction section in a displacement direction in which the movable section is displaced when the movable section swings around the first axis.
    Type: Application
    Filed: February 27, 2015
    Publication date: September 3, 2015
    Inventors: Makiko HINO, Yasushi MIZOGUCHI
  • Publication number: 20150116804
    Abstract: An optical scanner includes: a movable plate which includes a light reflection unit which reflects light; a first torsion bar spring which oscillatably supports the movable plate around a first axis; a displacement member which is connected to the first torsion bar spring; a second torsion bar spring which oscillatably supports the displacement member around a second axis intersecting with the first axis; a coil provided on the displacement member; and a magnet which is provided spaced apart from the displacement member, and generates a magnetic field to be inclined with respect to the first axis and the second axis and to act on the coil, wherein the displacement member includes a frame surrounding the movable plate, and a damper which has a smaller thickness than that of the frame and extends in a direction intersecting with a direction in which the second torsion bar spring extends from the frame.
    Type: Application
    Filed: October 27, 2014
    Publication date: April 30, 2015
    Inventors: Yasushi MIZOGUCHI, Makiko HINO, Hisako KOJIMA
  • Publication number: 20150092216
    Abstract: An actuator including a movable portion that swings about a swing axis, a connecting portion that extends from the movable portion and torsionally deforms in response to the swinging of the movable portion, and a support portion that supports the connecting portion, wherein the movable portion is so shaped that the length thereof parallel to the swing axis decreases stepwise with distance from the swing axis in a plan view, and the movable portion, the support portion, and the connecting portion are formed by anisotropically etching a silicon substrate.
    Type: Application
    Filed: December 9, 2014
    Publication date: April 2, 2015
    Inventors: Makiko HINO, Yasushi MIZOGUCHI
  • Patent number: 8988750
    Abstract: An optical scanner includes: a movable section which includes a light reflecting member with a light reflecting surface and which is rotatable around the central axis of rotation; four movable beams which extend from the movable section along the light reflecting surface and which are provided at angles of 90° along the circumferential direction of the movable section; a displacement section connected to each movable beam; two driving beams extending from the displacement section along the surface direction of the light reflecting surface so as to be perpendicular to the movable beams; a fixed section connected to each driving beam; an inner frame section formed in the displacement section; a permanent magnet fixed to the inner frame section; and a driving section which drives the displacement section. Each movable beam includes a bending section which deforms the moving beam by bending in a direction perpendicular to the light reflecting surface.
    Type: Grant
    Filed: August 23, 2011
    Date of Patent: March 24, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Yasushi Mizoguchi, Emi Watanabe, Makiko Hino
  • Patent number: 8828249
    Abstract: An optical deflector has: a movable plate having a reflecting surface and a side surface; and a support portion that supports the movable plate in such a manner that the movable plate is able to rotate around a predetermined axis, in which the side surface of the movable plate is recessed toward the axis.
    Type: Grant
    Filed: November 5, 2012
    Date of Patent: September 9, 2014
    Assignee: Seiko Epson Corporation
    Inventors: Makiko Hino, Yasushi Mizoguchi
  • Publication number: 20140211289
    Abstract: A head-mounted image display apparatus includes: a light source that emits laser light; a splitter that splits the laser light into first laser light and second laser light having a different optical intensity than the first laser light; an image drawing section that causes the first laser light to be reflected off a mirror and causes the mirror to make pivotal motion to perform image drawing; a controller that controls the pivotal motion of the mirror; and a notification section that notifies other persons by diffusing the second laser light that the image drawing section is performing image drawing.
    Type: Application
    Filed: January 22, 2014
    Publication date: July 31, 2014
    Applicant: Seiko Epson Corporation
    Inventors: Makiko Hino, Yasushi Mizoguchi
  • Patent number: 8792152
    Abstract: An actuator includes a movable section swinging around a predetermined swing axis, a connecting section extending from the movable section, and being torsionally deformed in accordance with swing of the movable section, a support section supporting the connecting section, a magnet being disposed on a plate surface of the movable section, and a coil generating a magnetic field acting on the magnet to thereby swing the movable section, and the movable section has a cross shape in a plan view.
    Type: Grant
    Filed: July 30, 2012
    Date of Patent: July 29, 2014
    Assignee: Seiko Epson Corporation
    Inventors: Makiko Hino, Yasushi Mizoguchi
  • Publication number: 20140184477
    Abstract: A head-mounted display includes: a scanning unit that scans signal light modulated according to an image signal; a display unit on which the signal light from the scanning unit is incident and that is transmissive to visible light, the display unit including a half mirror area reflecting the signal light from the scanning unit and a transmission area having a transmittance higher than that of the half mirror area for visible light; and a control unit that scans, based on a use condition, the signal light over an area including the transmission area.
    Type: Application
    Filed: December 23, 2013
    Publication date: July 3, 2014
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Makiko HINO, Yasushi MIZOGUCHI
  • Publication number: 20140185117
    Abstract: An actuator includes: a movable portion that swingably moves around a first axis; a first shaft that extends from the movable portion and swingably supports the movable portion around the first axis; a frame portion that is connected to the first shaft and swingably moves around a second axis that intersects the first axis; a second shaft that extends from the frame portion and swingably supports the frame portion around the second axis; a support portion connected to the second shaft; a coil provided on the frame portion; and a magnet that produces a magnetic field that acts on the coil, wherein the frame portion is so formed that the frame portion surrounds the movable portion, the first shaft, the second shaft, and the support portion in a plan view viewed in a thickness direction of the movable portion.
    Type: Application
    Filed: December 23, 2013
    Publication date: July 3, 2014
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Makiko HINO
  • Publication number: 20140177020
    Abstract: An actuator includes: a movable section; a first shaft section adapted to swingably support the movable section around a first axis; and a reflecting section including a reflecting plate having a reflecting surface adapted to reflect light, and a support rod disposed on a surface of the reflecting plate on an opposite side to the reflecting surface, the support rod being fixed to the movable section, wherein a rib is provided to the surface of the reflecting plate on the opposite side to the reflecting surface.
    Type: Application
    Filed: December 18, 2013
    Publication date: June 26, 2014
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Makiko HINO, Yasushi MIZOGUCHI
  • Patent number: 8634122
    Abstract: An optical scanner includes: a movable section which has a light reflecting member with a light reflecting surface and which is rotatable around the central axis of rotation; at least a pair of movable beams extending from the movable section along the light reflecting surface; a displacement section which is connected to the movable beams and has a through hole including two fixed surfaces crossing each other; two driving beams which extend from the displacement section along a surface direction of the light reflecting surface so as to be perpendicular to the movable beams; a support section connected to each of the driving beams; a driving section which drives the displacement section; and a permanent magnet which is inserted in the through hole and is fixed to the two fixed surfaces.
    Type: Grant
    Filed: September 9, 2011
    Date of Patent: January 21, 2014
    Assignee: Seiko Epson Corporation
    Inventors: Emi Watanabe, Yasushi Mizoguchi, Makiko Hino
  • Patent number: 8614831
    Abstract: An actuator includes a movable portion which can swing around a swing axis, a connecting portion which extends from the movable portion, and a support portion which supports the connecting portion, wherein the movable portion is formed in a cross shape which includes a pair of first protrusions protruding along a direction perpendicular to the swing axis and a pair of second protrusions protruding along a direction parallel to the swing axis, and when a length of the movable portion in the direction perpendicular to the swing axis is A, a length of the movable portion in the direction parallel to the swing axis is B, a length of the first protrusion in the direction perpendicular to the swing axis is a, and a length of the second protrusion in the direction parallel to the swing axis is b, the following equations (A) and (B) are satisfied. 0.8 × { 1 2 ? ( A - 1 3 A 2 + 1 B 2 ) } ? a ? 20 × { 1 2 ? ( A - 1 1 3 ? A 2 + 1 B 2 ) } ( A ) 0.
    Type: Grant
    Filed: April 4, 2012
    Date of Patent: December 24, 2013
    Assignee: Seiko Epson Corporation
    Inventors: Makiko Hino, Yasushi Mizoguchi
  • Publication number: 20130301100
    Abstract: An optical scanner includes: a movable portion that includes a base portion and a light reflecting plate which is fixed to the base portion and includes a light reflecting portion with a light reflecting property and is rotatable about the Y-axis; a frame portion that is provided so as to surround the base portion and is rotatable about the X-axis perpendicular to the Y-axis; a shaft portion that supports the movable portion so as to be rotatable about the Y-axis with respect to the frame portion; and a permanent magnet that is provided in the frame portion. The light reflecting plate is provided such that it is separated from the shaft portion in a thickness direction and overlaps the shaft portion, as viewed from the thickness direction. The permanent magnet is fixed to a surface of the frame portion close to the light reflecting plate.
    Type: Application
    Filed: April 12, 2013
    Publication date: November 14, 2013
    Applicant: Seiko Epson Corporation
    Inventors: Yasushi MIZOGUCHI, Makiko HINO
  • Publication number: 20130301099
    Abstract: An optical scanner is an optical device including a base portion that is rotatable about the Y-axis, a frame portion that is rotatable about the X-axis intersecting the Y-axis, and a shaft portion that supports the base portion so as to be rotatable about the Y-axis with respect to the frame portion. The optical scanner includes a light reflecting plate that is fixed to the base portion and includes a light reflecting portion with a light reflecting property. The frame portion is provided so as to surround the base portion. The shaft portion includes one end connected to the base portion and the other end connected to the frame portion. The light reflecting plate is separated from the shaft portion in the thickness direction of the light reflecting plate and overlaps the shaft portion, as viewed from the thickness direction.
    Type: Application
    Filed: April 12, 2013
    Publication date: November 14, 2013
    Applicant: Seiko Epson Corporation
    Inventors: Yasushi MIZOGUCHI, Makiko HINO