Patents by Inventor Shinichi Okada

Shinichi Okada 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: 20190250361
    Abstract: A Wien filter to be disposed inside a lens barrel made of a magnetic material includes: a plurality of electromagnetic poles disposed at equal angular intervals about a center axis of the lens barrel; a first magnetic shield disposed so as to cover the area around the plurality of electromagnetic poles; and a second magnetic shield disposed so as to cover the area around the first magnetic shield. The first magnetic shield is supported by a first support member made of a non-magnetic material provided at an inner surface of the second magnetic shield. The second magnetic shield is supported by a second support member made of a magnetic material provided at an inner surface of the lens barrel.
    Type: Application
    Filed: February 11, 2019
    Publication date: August 15, 2019
    Inventor: Shinichi OKADA
  • Publication number: 20190213572
    Abstract: A wireless reading system includes a goods path and a reader device. The goods path allows one or more goods held by a customer passing through a customer path to be moved along. The reader device is configured to perform wireless communication, whose medium is radio waves, with one or more electronic tags attached to the one or more goods while the one or more goods are moved along the goods path, thereby reading one or more pieces of goods information on the one or more goods, respectively.
    Type: Application
    Filed: December 28, 2018
    Publication date: July 11, 2019
    Inventors: Koji IMAMURA, Atsushi MARUYAMA, Shinichi OKADA, Motoo NAKAGAWA, Masahiro KUMAGAWA, Shinsuke OGATA
  • Publication number: 20190140614
    Abstract: An elastic wave device includes a multilayer body, an antenna terminal, a ground terminal, a signal terminal, an IDT electrode, and an insulating film. The multilayer body includes a support substrate and a piezoelectric film disposed on the support substrate. The antenna terminal is disposed on or above the support substrate. The ground terminal is directly disposed on the support substrate. The signal terminal is disposed above the support substrate. The IDT electrode is disposed on the piezoelectric film. The insulating film is disposed between the support substrate and the signal terminal. The multilayer body includes one of a layer made of a high acoustic-velocity material and an acoustic reflection layer.
    Type: Application
    Filed: December 28, 2018
    Publication date: May 9, 2019
    Inventor: Shinichi OKADA
  • Publication number: 20190131954
    Abstract: An elastic wave filter device includes a ladder filter that includes series arm resonators and parallel arm resonators. In one series arm resonator in which the acoustic velocity in a first and second edge area is lower than in a central area, each first electrode finger includes a large-width portion having a width larger than in remaining portions in the second edge area, and each second electrode finger includes a large-width portion having a width larger than in remaining portions in the first edge area. In at least one of remaining series arm resonators and the parallel arm resonators, each first and second electrode finger includes a large-width portion having a width larger than in remaining portions in both of the first and second edge areas.
    Type: Application
    Filed: December 26, 2018
    Publication date: May 2, 2019
    Inventor: Shinichi OKADA
  • Patent number: 10240054
    Abstract: Provided is a method for producing an aqueous pigment dispersion including a step of dispersing a mixture containing a pigment, an anionic group-containing organic polymer compound, a basic compound, and from 1% to 500% by mass of alkylene oxide adduct having a polyamine structure with respect to the pigment into water. The step of dispersing includes Step 1 of kneading a mixture which contains a pigment, an anionic group-containing organic polymer compound, a basic compound, and from 1% to 500% by mass of alkylene oxide adduct having a polyamine structure with respect to the pigment, and which contains no water or water equal to or less than 30% by mass with respect to a solid content thereof, and Step 2 of dispersing a kneaded material obtained in Step 1 into water.
    Type: Grant
    Filed: February 9, 2016
    Date of Patent: March 26, 2019
    Assignee: DIC CORPORATION
    Inventors: Ryota Hibino, Kumiko Iizasa, Hideki Gambayashi, Shinichi Okada
  • Publication number: 20190016307
    Abstract: Provided is a vehicle wiper device including (i) a first motor that includes a first output shaft, that rotates the first output shaft to rotate a wiper arm back and forth about a pivot point of the wiper arm, and that causes a wiper blade coupled to a leading end portion of the wiper arm to perform a back and forth wiping operation between an upper return position and a lower return position on a windshield, (ii) a second motor that changes a wiping range on the windshield by the wiper blade, (iii) a rotation angle detector that detects a rotation angle of the first output shaft, and (iv) a controller that controls the second motor according to a rotation angle of the first output shaft detected by the rotation angle detector in a state in which a broad field of view should be secured on a front passenger seat side.
    Type: Application
    Filed: January 18, 2017
    Publication date: January 17, 2019
    Inventors: Takafumi NEGI, Shinichi OKADA, Keigo HIKIDA, Sho TAKANO, Yoshihisa BANNO
  • Publication number: 20180345912
    Abstract: A vehicular wiper device includes a first wiper arm, a first drive source, a rocking mechanism, a second drive source, an extension and retraction mechanism, and a control unit. A first wiper blade for wiping a surface to be wiped of a vehicle is connected to the front end of the first wiper arm. The first drive source is directly or indirectly affixed to the vehicle body. The rocking mechanism is driven by the drive force of the first drive source and reciprocates and rocks the first wiper arm. The second drive source is directly or indirectly affixed to the vehicle body separately from the first drive source. The extension and retraction mechanism is driven by the drive force of the second drive source and extends and retracts the first wiper arm in the longitudinal direction thereof.
    Type: Application
    Filed: May 23, 2016
    Publication date: December 6, 2018
    Inventors: Norihiro Sugimoto, Yasuhide Ito, Shinichi Okada, Takafumi Negi, Atsushi Kato, Kohei Shibata, Tomohiro Aoyama
  • Publication number: 20180342927
    Abstract: A drive apparatus includes an electric motor that has a stator, a rotor and a rotor shaft placed in an inside of a motor housing fixed to an axle. Rotation of the rotor shaft is transmitted to a hub, which is rotatable to the motor housing, through a first speed reducing device and a second speed reducing device. The first speed reducing device is placed on a radially inner side of coil ends of coils wound around the stator. In this way, the coil ends and the first speed reducing device are radially overlapped with each other by using a space located on a radially inner side of the coil ends of the motor.
    Type: Application
    Filed: February 18, 2014
    Publication date: November 29, 2018
    Applicant: DENSO CORPORATION
    Inventor: Shinichi OKADA
  • Patent number: 10110083
    Abstract: A side surface at the outside of a plurality of teeth portions of one separated core is faced to a side surface of teeth portions of an adjacent separated core, so as to form a second slot which is straddled between the adjacent separated cores, and a first slot is formed by a plurality of teeth portions of one separated core, and a width size of the first slot is identical to a width size of the second slot, and coil conductor storage space is formed in the first slot via a first insulating component, and coil conductor storage space is formed in the second slot via a second insulating component, and a thickness size of the first insulating component is different from a thickness size of the second insulating component.
    Type: Grant
    Filed: November 8, 2013
    Date of Patent: October 23, 2018
    Assignee: Mitsubishi Electric Corporation
    Inventors: Manabu Yoshinori, Atsushi Sakaue, Tatsuro Hino, Hironori Tsuiki, Shinichi Okada, Hiroki Shiota, Masaya Inoue, Shogo Okamoto, Shinji Nishimura, Akira Hashimoto, Shinkichi Sawa, Yutaka Ikura, Ryuichi Kitora
  • Publication number: 20180233374
    Abstract: Provided is a method of adjusting an electron-beam irradiated area in an electron beam irradiation apparatus that deflects an electron beam with a deflector to irradiate an object with the electron beam, the method including: emitting an electron beam while changing an irradiation position on an adjustment plate by controlling the deflector in accordance with an electron beam irradiation recipe, the adjustment plate detecting a current corresponding to the emitted electron beam; acquiring a current value detected from the adjustment plate; forming image data corresponding to the acquired current value; determining whether the electron-beam irradiated area is appropriate based on the formed image data; and updating the electron beam irradiation recipe when the electron-beam irradiated area is determined not to be appropriate.
    Type: Application
    Filed: January 17, 2018
    Publication date: August 16, 2018
    Inventors: Ryo TAJIMA, Masahiro HATAKEYAMA, Kenichi SUEMATSU, Kiwamu TSUKAMOTO, Kenji WATANABE, Shoji YOSHIKAWA, Shinichi OKADA, Kenji TERAO
  • Publication number: 20180010005
    Abstract: Provided is a method for producing an aqueous pigment dispersion including a step of dispersing a mixture containing a pigment, an anionic group-containing organic polymer compound, a basic compound, and from 1% to 500% by mass of alkylene oxide adduct having a polyamine structure with respect to the pigment into water. The step of dispersing includes Step 1 of kneading a mixture which contains a pigment, an anionic group-containing organic polymer compound, a basic compound, and from 1% to 500% by mass of alkylene oxide adduct having a polyamine structure with respect to the pigment, and which contains no water or water equal to or less than 30% by mass with respect to a solid content thereof, and Step 2 of dispersing a kneaded material obtained in Step 1 into water.
    Type: Application
    Filed: February 9, 2016
    Publication date: January 11, 2018
    Applicant: DIC Corporation
    Inventors: Ryota Hibino, Kumiko Iizasa, Hideki Gambayashi, Shinichi Okada
  • Patent number: 9849891
    Abstract: A railcar includes a side sliding door and entrance peripheral-member surrounding the side entrance. The entrance peripheral-member includes a door pocket post in which outer and inner portions are inwardly of the outer portion in car-width direction coupled to each other. The side sliding door peripheral portion is pressed against an edge portion, extending along the side entrance of the entrance peripheral-member via a rubber seal at the side entrance closed state. In the side entrance open state, the side sliding door is pulled into a door pocket space facing the door pocket post inner portion. A portion projecting inwardly in car-width direction beyond the inner portion and including a tip end contacting the rubber seal provided at at least part of region constituted by portions of upper and lower edges of the side entrance peripheral-member and lateral edge at the edge portion door pocket post side of the entrance peripheral-member.
    Type: Grant
    Filed: June 11, 2013
    Date of Patent: December 26, 2017
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Naoaki Kawakami, Shinichi Okada, Naohiro Yoshida, Kazumasa Inaba, Kenji Waki
  • Patent number: 9815986
    Abstract: A method for producing an aqueous pigment dispersion liquid, including: a kneading step of kneading a mixture of a quinacridone pigment (a), a pigment derivative (b), an organic high-molecular compound having an anionic group (c), a basic compound (d), and an acetylene glycol surfactant (e) in a closed kneader to prepare a pigment-kneaded material having a solid content in the range of 50% to 80% by mass; and a step of diluting the pigment-kneaded material with an aqueous medium. A method for producing a water-based ink for ink jet recording, including a step of diluting the aqueous pigment dispersion liquid with an aqueous medium.
    Type: Grant
    Filed: September 18, 2014
    Date of Patent: November 14, 2017
    Assignee: DIC CORPORATION
    Inventors: Masahiro Kido, Kumiko Iizasa, Shinichi Okada
  • Patent number: 9797955
    Abstract: An insulation inspection device for motors includes an inverter for driving a motor, a partial discharge detecting unit for determining soundness of the motor, and a control circuit for controlling the inverter. The control circuit adjusts a switching interval of a voltage pulse of the inverter so as to be equal to a pulse round-trip propagation time between the inverter and the motor, thereby generating surge voltage higher than driving voltage for the motor, between the motor and ground, and adjusts a switching time for each phase of the inverter, thereby generating surge voltage higher than driving voltage for the motor, between phases, thus performing insulation inspection.
    Type: Grant
    Filed: April 17, 2013
    Date of Patent: October 24, 2017
    Assignee: Mitsubishi Electric Corporation
    Inventors: Shinichi Okada, Hiroki Shiota, Hirotaka Muto
  • Patent number: 9777797
    Abstract: An actuator comprises a motor including a rotation shaft; an output shaft disposed coaxially to the rotation shaft; a rotation shaft side gear rotatable as a unit with the rotation shaft; an output shaft side gear rotatable as a unit with the output shaft; an intermediate gear configuration body that includes a first intermediate gear and a second intermediate gear and that meshes with the rotation shaft side gear and the output shaft side gear; a first bearing supporting an end portion of the intermediate gear configuration body at a side of the first intermediate gear; and a second bearing supporting another end portion of the intermediate gear configuration body at a side of the second intermediate gear; wherein the second intermediate gear is rotatable as a unit with the first intermediate gear and is disposed further to a radial direction outside of the motor than the first intermediate gear.
    Type: Grant
    Filed: November 27, 2015
    Date of Patent: October 3, 2017
    Assignee: ASMO CO., LTD.
    Inventors: Shinichi Okada, Yasuhide Ito, Kohei Shibata, Takafumi Negi
  • Publication number: 20170184180
    Abstract: An actuator includes a motor having a rotation shaft, and an output shaft disposed coaxially to the rotation shaft. A rotation shaft side gear is provided so as to be rotatable as a unit with the rotation shaft, and an output shaft side gear is provided so as to be rotatable as a unit with the output shaft. An intermediate gear configuration body is provided between the rotation shaft side gear and the output shaft side gear. The intermediate gear configuration body includes a first intermediate gear that meshes with the rotation shaft side gear, and a second intermediate gear that is provided so as to be rotatable as a unit with the first intermediate gear and that meshes with the rotation shaft side gear. A detected portion is provided at an end portion of the intermediate gear configuration body and detects a rotation speed of the intermediate gear configuration body. A detecting portion detects the detected portion.
    Type: Application
    Filed: March 13, 2017
    Publication date: June 29, 2017
    Inventors: Shinichi OKADA, Yasuhide ITO, Kohei SHIBATA, Takafumi NEGI
  • Patent number: 9688860
    Abstract: A highly efficient method is provided for producing a water-based ink for ink jet recording with which the number of coarse particles in a water-based pigment dispersion liquid is significantly reduced, dispersed particles are made finer, the dispersion stability is improved, the storage stability is improved, and high discharge stability is achieved when a water-based ink for ink jet recording is produced. Particularly, provided is a method for producing a water-based pigment dispersion liquid, the method including kneading a mixture containing a quinacridone type pigment (a), a styrene-acrylic acid type copolymer (c), a basic compound (d), and a polyoxyalkylene glycol or its derivative (e) to prepare a pigment dispersion that is solid at room temperature and mixing a aqueous medium and the pigment dispersion to decrease the viscosity and liquefy the pigment dispersion.
    Type: Grant
    Filed: August 25, 2010
    Date of Patent: June 27, 2017
    Assignee: DIC CORPORATION
    Inventors: Masahiro Kido, Shinichi Okada, Atsuo Kobayashi, Soetrisno Misawa
  • Publication number: 20160172921
    Abstract: A side surface at the outside of a plurality of teeth portions of one separated core is faced to a side surface of teeth portions of an adjacent separated core, so as to form a second slot which is straddled between the adjacent separated cores, and a first slot is formed by a plurality of teeth portions of one separated core, and a width size of the first slot is identical to a width size of the second slot, and coil conductor storage space is formed in the first slot via a first insulating component, and coil conductor storage space is formed in the second slot via a second insulating component, and a thickness size of the first insulating component is different from a thickness size of the second insulating component.
    Type: Application
    Filed: November 8, 2013
    Publication date: June 16, 2016
    Applicant: Mitsubishi Electric Corporation
    Inventors: Manabu YOSHINORI, Atsushi SAKAUE, Tatsuro HINO, Hironori TSUIKI, Shinichi OKADA, Hiroki SHIOTA, Masaya INOUE, Shogo OKAMOTO, Shinji NISHIMURA, Akira HASHIMOTO, Shinkichi SAWA, Yutaka IKURA, Ryuichi KITORA
  • Publication number: 20160160050
    Abstract: A method for producing an aqueous pigment dispersion liquid, including: a kneading step of kneading a mixture of a quinacridone pigment (a), a pigment derivative (b), an organic high-molecular compound having an anionic group (c), a basic compound (d), and an acetylene glycol surfactant (e) in a closed kneader to prepare a pigment-kneaded material having a solid content in the range of 50% to 80% by mass; and a step of diluting the pigment-kneaded material with an aqueous medium. A method for producing a water-based ink for ink jet recording, including a step of diluting the aqueous pigment dispersion liquid with an aqueous medium.
    Type: Application
    Filed: September 18, 2014
    Publication date: June 9, 2016
    Applicant: DIC CORPORATION
    Inventors: Masahiro Kido, Kumiko Lizasa, Shinichi Okada
  • Patent number: 9359514
    Abstract: Disclosed are an ink jet recording water-based ink having excellent long-term storage stability and ejection stability at a pigment concentration greater than or equal to a certain level and a simple and efficient method for producing such a water-based ink. The present invention provides an ink jet recording water-based ink in which the total content of polyvalent metals as impurities in the water-based ink is not more than 1.2 ppm in terms of 1 mass % of a pigment concentration. Furthermore, the present invention provides a method for producing an ink jet recording water-based ink; the method enables efficient production of the above-mentioned ink jet recording water-based ink through a contact treatment with a particulate chelating resin in which each resin particle contains both an alkali metal-bonded chelating group and a hydrogen-bonded chelating group.
    Type: Grant
    Filed: December 22, 2011
    Date of Patent: June 7, 2016
    Assignee: DIC CORPORATION
    Inventors: Yoshinosuke Shimamura, Hiroyuki Buei, Yukihiko Kawaharada, Shinichi Okada, Soetrisno Misawa