Patents by Inventor Masaki Hirose

Masaki Hirose 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: 20210162602
    Abstract: A rotation connecting mechanism includes: a joint that connects a second member rotatably to a first member with three rotational degrees of freedom; a first link and a third link in each of which one end is attached rotatably to second member with at least two rotational degrees of freedom while the other end is attached rotatably to first member with at least two rotational degrees of freedom, each of first link and third link having a variable length and five rotational degrees of freedom; a second link in which one end is attached rotatably to first link with at least two rotational degrees of freedom while the other end is attached rotatably to first member with at least two rotational degrees of freedom, second link having a variable length and five rotational degrees of freedom; and motors that generate force changing lengths of the three links.
    Type: Application
    Filed: April 24, 2019
    Publication date: June 3, 2021
    Applicant: Mitsubishi Electric Corporation
    Inventors: Noboru KAWAGUCHI, Tomoya HATTORI, Masaki HARUNA, Koji HIROSE, Ken UEDA, Shingo KIMURA
  • Patent number: 11006113
    Abstract: [Object] To prevent an inappropriate processing parameter from being used in a case in which an image that may be expressed by various expression methods is handled. [Solution] Provided is an image processing device including: a control unit that decides a processing parameter for image processing performed on an image on the basis of at least one of a transfer function related to conversion between light and an image signal that is applied to the image or a color range that is applied to the image; and a processing unit that executes the image processing using the processing parameter that is decided by the control unit.
    Type: Grant
    Filed: October 17, 2017
    Date of Patent: May 11, 2021
    Assignee: SONY CORPORATION
    Inventors: Takaaki Fuchie, Masaki Hirose, Atsuo Yada
  • Publication number: 20210131870
    Abstract: A method of manufacturing a Fabry-Perot interference filter includes a forming step of forming a first thinned region, a first mirror layer, a sacrificial layer, and a second mirror layer are formed on a first main surface of a wafer, and the first thinned region in which at least one of the first mirror layer, the sacrificial layer, and the second mirror layer is partially thinned along each of a plurality of lines is formed; a cutting step of cutting the wafer into a plurality of substrates along each of the plurality of lines by forming a modified region within the wafer along each of the plurality of lines through irradiation of a laser light, after the forming step; and a removing step of removing a portion from the sacrificial layer through etching, between the forming step and the cutting step or after the cutting step.
    Type: Application
    Filed: December 18, 2020
    Publication date: May 6, 2021
    Applicant: HAMAMATSU PHOTONICS K.K.
    Inventors: Takashi KASAHARA, Katsumi SHIBAYAMA, Masaki HIROSE, Toshimitsu KAWAI, Hiroki OYAMA, Yumi KURAMOTO
  • Publication number: 20210116297
    Abstract: A light detection device includes a package including a window, a Fabry-Perot interference filter for transmitting light incident from the window in the package, and a light detector for detecting the light transmitted by the Fabry-Perot interference filter in the package. The Fabry-Perot interference filter includes: a substrate having a first surface on the window side and a second surface on the light detector side; a first layer structure arranged on the first surface, the first layer structure having a first mirror and a second mirror, and a lens unit integrally formed on the second surface side, the lens unit for condensing the light transmitted by the first mirror and the second mirror onto the light detector.
    Type: Application
    Filed: February 26, 2018
    Publication date: April 22, 2021
    Applicant: HAMAMATSU PHOTONICS K.K.
    Inventors: Takashi KASAHARA, Katsumi SHIBAYAMA, Masaki HIROSE, Toshimitsu KAWAI, Hiroki OYAMA, Yumi KURAMOTO
  • Patent number: 10942470
    Abstract: A developing apparatus, includes: a developer bearing member that encloses a magnet roller having a plurality of magnetic poles and is rotatable; a wall that forms a developer storing chamber for storing a magnetic developer therein; a restricting member configured to restrict a layer thickness of the magnetic developer carried by the developer bearing member; and a moving member configured to move the magnetic developer carried by the developer bearing member before the magnetic developer is restricted by the restricting member, the moving member being brought into contact with a surface of the developer bearing member, the moved developer being on the developer veering member after the moving member moved the developer on the developer bearing member, wherein the moving member is disposed at a position opposed to any of the magnetic pole positions of the plurality of magnetic poles.
    Type: Grant
    Filed: May 20, 2019
    Date of Patent: March 9, 2021
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Hirokazu Fujino, Naoki Fukushima, Atsushi Toda, Daisuke Baba, Yosuke Kishi, Masahito Kato, Masaki Hirose
  • Patent number: 10935419
    Abstract: A light detection device includes: a package including an opening configured to allow light to enter therefrom; a light transmitting unit arranged on an inner surface of the package so as to close the opening; a Fabry-Perot interference filter arranged in the package and configured to transmit light transmitted by the light transmitting unit; and a light detector arranged in the package and configured to detect the light transmitted by the Fabry-Perot interference filter. The light transmitting unit is integrally configured by including: a band pass filter arranged in the package and configured to transmit the light to be incident on the Fabry-Perot interference filter; and at least one lens unit configured to condense the light to be incident on the Fabry-Perot interference filter.
    Type: Grant
    Filed: March 5, 2018
    Date of Patent: March 2, 2021
    Assignee: HAMAMATSU PHOTONICS K.K.
    Inventors: Masaki Hirose, Katsumi Shibayama, Takashi Kasahara, Toshimitsu Kawai, Hiroki Oyama, Yumi Kuramoto
  • Patent number: 10908022
    Abstract: A method of manufacturing a Fabry-Perot interference filter includes a forming step of forming a first thinned region, a first mirror layer, a sacrificial layer, and a second mirror layer are formed on a first main surface of a wafer, and the first thinned region in which at least one of the first mirror layer, the sacrificial layer, and the second mirror layer is partially thinned along each of a plurality of lines is formed; a cutting step of cutting the wafer into a plurality of substrates along each of the plurality of lines by forming a modified region within the wafer along each of the plurality of lines through irradiation of a laser light, after the forming step; and a removing step of removing a portion from the sacrificial layer through etching, between the forming step and the cutting step or after the cutting step.
    Type: Grant
    Filed: May 1, 2017
    Date of Patent: February 2, 2021
    Assignee: HAMAMATSU PHOTONICS K.K.
    Inventors: Takashi Kasahara, Katsumi Shibayama, Masaki Hirose, Toshimitsu Kawai, Hiroki Oyama, Yumi Kuramoto
  • Patent number: 10900834
    Abstract: The Fabry-Perot interference filter includes: a substrate having a first surface, a first laminate having a first mirror portion disposed on the first surface, a second laminate having a second mirror portion facing the first mirror portion with an air gap interposed therebetween, and an intermediate layer defining the air gap between the first and second laminate. The substrate has an outer edge portion positioned outside an outer edge of the intermediate layer when viewed from a direction perpendicular to the first surface. The second laminate further includes a covering portion covering the intermediate layer and a peripheral edge portion positioned on the first surface in the outer edge portion. The second mirror portion, the covering portion, and the peripheral edge portion are integrally formed so as to be continuous with each other. The peripheral edge portion is thinned along an outer edge of the outer edge portion.
    Type: Grant
    Filed: May 1, 2017
    Date of Patent: January 26, 2021
    Assignee: HAMAMATSU PHOTONICS K.K.
    Inventors: Takashi Kasahara, Katsumi Shibayama, Masaki Hirose, Toshimitsu Kawai, Hiroki Oyama, Yumi Kuramoto
  • Patent number: 10895501
    Abstract: A spectral sensor includes a wiring substrate which has a principal surface; a light detector which is disposed on the principal surface of the wiring substrate and is electrically connected to the wiring substrate; spacer which is disposed around the light detector, on the principal surface of the wiring substrate; and a Fabry-Perot interference filter which has a light transmission region and is disposed on the principal surface of the wiring substrate with the spacer therebetween. The spacer support the Fabry-Perot interference filter in a surrounding region of the light transmission region and the spacer is arranged to form opening communicating with an inner side of the surrounding region and an outer side of the surrounding region, when viewed from a light transmission direction in the light transmission region.
    Type: Grant
    Filed: October 24, 2019
    Date of Patent: January 19, 2021
    Assignee: HAMAMATSU PHOTONICS K.K.
    Inventors: Katsumi Shibayama, Takashi Kasahara, Masaki Hirose, Toshimitsu Kawai
  • Patent number: 10838195
    Abstract: A Fabry-Perot interference filter includes a substrate that has a first surface, a first laminate that has a first mirror portion, a second laminate that has a second mirror portion facing the first mirror portion via a gap, an intermediate layer that defines the gap between the first laminate and the second laminate, and a first terminal. The intermediate layer has a first inner surface surrounding the first terminal. The first inner surface is curved such that an edge portion of the intermediate layer on the substrate side is positioned on the first terminal side relative to an edge portion of the intermediate layer on a side opposite to the substrate.
    Type: Grant
    Filed: July 5, 2017
    Date of Patent: November 17, 2020
    Assignee: HAMAMATSU PHOTONICS K.K.
    Inventors: Takashi Kasahara, Katsumi Shibayama, Masaki Hirose, Toshimitsu Kawai, Hiroki Oyama, Yumi Kuramoto
  • Publication number: 20200356024
    Abstract: An image forming apparatus includes an image bearing member, a rotatable developer carrying member, a rotatable toner supplying member, and a toner accommodating unit. A developing unit including the developer carrying member and the toner accommodating unit are capable of being independently exchanged. The image forming apparatus further includes a current detector and a controller configured to execute a process for notifying information on a lifetime of the developing unit, on the basis of a detection result of the current detector at predetermined timing after use of a fresh toner accommodating unit is started.
    Type: Application
    Filed: May 5, 2020
    Publication date: November 12, 2020
    Inventors: Yosuke Kishi, Hirokazu Fujino, Masaki Hirose
  • Publication number: 20200310104
    Abstract: A wafer includes a substrate layer, a first mirror layer having a plurality of two-dimensionally arranged first mirror portions, and a second mirror layer having a plurality of two-dimensionally arranged second mirror portions. In the wafer, a gap is formed between the first mirror portion and the second mirror portion so as to form a plurality of Fabry-Perot interference filter portions. A wafer inspection method according to an embodiment includes a step of performing faulty/non-faulty determination of each of the plurality of Fabry-Perot interference filter portions, and a step of applying ink to at least part of a portion overlapping the gap when viewed in a facing direction on the second mirror layer of the Fabry-Perot interference filter portion determined as faulty.
    Type: Application
    Filed: November 9, 2018
    Publication date: October 1, 2020
    Applicant: HAMAMATSU PHOTONICS K.K.
    Inventors: Yumi KURAMOTO, Katsumi SHIBAYAMA, Takashi KASAHARA, Masaki HIROSE, Toshimitsu KAWAI, Hiroki OYAMA
  • Publication number: 20200310105
    Abstract: A wafer includes a substrate layer, a first mirror layer having a plurality of two-dimensionally arranged first mirror portions, and a second mirror layer having a plurality of two-dimensionally arranged second mirror portions. A plurality of Fabry-Perot interference filter portions are formed in an effective area, in each of the plurality of Fabry-Perot interference filter portions a gap is formed between the first mirror portion and the second mirror portion. A plurality of dummy filter portions are formed in a dummy area disposed along an outer edge of the substrate layer and surrounding the effective area, in each of the plurality of dummy filter portions an intermediate layer is provided between the first mirror portion and the second mirror portion. At least the second mirror portion is surrounded by the first groove in each of the plurality of Fabry-Perot interference filter portions and the plurality of dummy filter portions.
    Type: Application
    Filed: November 9, 2018
    Publication date: October 1, 2020
    Applicant: HAMAMATSU PHOTONICS K.K.
    Inventors: Toshimitsu KAWAI, Katsumi SHIBAYAMA, Takashi KASAHARA, Masaki HIROSE, Hiroki OYAMA, Yumi KURAMOTO
  • Publication number: 20200309637
    Abstract: An electrical inspection method includes: a step of preparing a wafer in which a plurality of Fabry-Perot interference filter portions is formed, each of the plurality of Fabry-Perot interference filter portions in which a distance between a first mirror portion and a second mirror portion facing each other varies by an electrostatic force; and a step of inspecting electrical characteristics of each of the plurality of Fabry-Perot interference filter portions.
    Type: Application
    Filed: November 9, 2018
    Publication date: October 1, 2020
    Applicant: HAMAMATSU PHOTONICS K.K.
    Inventors: Takashi KASAHARA, Katsumi SHIBAYAMA, Masaki HIROSE, Toshimitsu KAWAI, Hiroki OYAMA, Yumi KURAMOTO
  • Publication number: 20200310112
    Abstract: A method for removing a foreign substance according to an embodiment includes: a step of preparing a Fabry-Perot interference filter in which a gap is formed between a portion of a first laminate at least including a first mirror portion and a portion of a second laminate at least including a second mirror portion facing each other so that a distance between the first mirror portion and the second mirror portion facing each other varies by an electrostatic force; a step of detecting a foreign substance adhering to a surface of the second laminate; and a step of blowing air in which an airflow peak position is adjusted on the basis of a position of the detected foreign substance onto the surface of the second laminate and thereby removing the foreign substance from the surface of the second laminate.
    Type: Application
    Filed: November 9, 2018
    Publication date: October 1, 2020
    Applicant: HAMAMATSU PHOTONICS K.K.
    Inventors: Masaki HIROSE, Katsumi SHIBAYAMA, Takashi KASAHARA, Toshimitsu KAWAI, Hiroki OYAMA, Yumi KURAMOTO
  • Publication number: 20200292386
    Abstract: A transportation method for transporting an object including a plurality of Fabry-Perot interference filters, the transportation method including a first step of accommodating the object in an accommodating container, wherein the Fabry-Perot interference filter includes a substrate, a first mirror portion and a second minor portion provided on the substrate to face each other via a gap and in which a distance from each other is variable, and in the first step, the object is accommodated and supported in the accommodating container in a state where the plurality of Fabry-Perot interference filters is two-dimensionally arranged.
    Type: Application
    Filed: November 9, 2018
    Publication date: September 17, 2020
    Applicant: HAMAMATSU PHOTONICS K.K.
    Inventors: Hiroki OYAMA, Katsumi SHIBAYAMA, Takashi KASAHARA, Masaki HIROSE, Toshimitsu KAWAI, Yumi KURAMOTO
  • Patent number: 10775238
    Abstract: A spectral sensor includes a wiring substrate which has a principal surface; a light detector which is disposed on the principal surface of the wiring substrate and is electrically connected to the wiring substrate; spacer which is disposed around the light detector, on the principal surface of the wiring substrate; and a Fabry-Perot interference filter which has a light transmission region and is disposed on the principal surface of the wiring substrate with the spacer therebetween. The spacer support the Fabry-Perot interference filter in a surrounding region of the light transmission region and the spacer is arranged to form opening communicating with an inner side of the surrounding region and an outer side of the surrounding region, when viewed from a light transmission direction in the transmission region.
    Type: Grant
    Filed: August 9, 2018
    Date of Patent: September 15, 2020
    Assignee: HAMAMATSU PHOTONICS K.K.
    Inventors: Katsumi Shibayama, Takashi Kasahara, Masaki Hirose, Toshimitsu Kawai
  • Publication number: 20200278272
    Abstract: An optical inspection device includes: a wafer support unit configured to support a wafer in which a plurality of Fabry-Perot interference filter portions are formed, each of the plurality of filter portions in which a distance between the first mirror portion and the second mirror portion facing each other varies by an electrostatic force, the wafer support unit configured to support the wafer such that a direction in which the first mirror portion and the second mirror portion face each other follows along a reference line; a light emission unit configured to emit light to be incident on each of the plurality of filter portions along the reference line; and a light detection unit configured to detect light transmitted through each of the plurality of filter portions along the reference line. The wafer support unit has a light passage region that allows light to pass along the reference line.
    Type: Application
    Filed: November 9, 2018
    Publication date: September 3, 2020
    Applicant: HAMAMATSU PHOTONICS K.K.
    Inventors: Takashi KASAHARA, Katsumi SHIBAYAMA, Masaki HIROSE, Toshimitsu KAWAI, Hiroki OYAMA, Yumi KURAMOTO
  • Patent number: 10761451
    Abstract: A developing apparatus, includes: a developer bearing member that is rotatable; an moving member configured to move the magnetic developer carried on the developer bearing member before the magnetic developer is restricted by a restricting member, the moving member being rotatable and brought into contact with a surface of the developer bearing member; and a control portion, wherein, at a contact position between the developer bearing member and the moving member, assuming that a moving speed vector of a surface of the developer bearing member is taken as R and a moving speed vector of a surface of the moving member is taken as r, the control portion controls rotational operation of the developer bearing member and the moving member such that a direction of a vector R?r during image formation and a direction of a vector R?r during non-image formation be opposite to each other.
    Type: Grant
    Filed: June 13, 2019
    Date of Patent: September 1, 2020
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Masahito Kato, Hirokazu Fujino, Naoki Fukushima, Atsushi Toda, Daisuke Baba, Yosuke Kishi, Masaki Hirose
  • Patent number: 10724902
    Abstract: A Fabry-Perot interference filter includes a substrate that has a first surface, a first laminate that has a first mirror portion disposed on the first surface, a second laminate that has a second mirror portion facing the first mirror portion via a gap on a side opposite to the substrate with respect to the first mirror portion, and an intermediate layer that defines the gap between the first laminate and the second laminate. An outer surface of the intermediate layer is curved such that an edge portion of the intermediate layer on the substrate side is positioned on an outer side of an edge portion of the intermediate layer on the side opposite to the substrate in a direction parallel to the first surface. The second laminate covers the outer surface of the intermediate layer.
    Type: Grant
    Filed: July 5, 2017
    Date of Patent: July 28, 2020
    Assignee: HAMAMATSU PHOTONICS K.K.
    Inventors: Takashi Kasahara, Katsumi Shibayama, Masaki Hirose, Toshimitsu Kawai, Hiroki Oyama, Yumi Kuramoto