Patents by Inventor Masahiro Kubota

Masahiro Kubota 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: 20190164495
    Abstract: A display device includes a display area including a plurality of pixels arrayed next to one another in a first direction and in a second direction that is different from the first direction, and a control circuit, wherein each of the pixels includes a light-emitting element configured to emit light by a current flowing therethrough, a drive transistor, a shut-off transistor, and a holding capacitance.
    Type: Application
    Filed: November 28, 2018
    Publication date: May 30, 2019
    Inventor: Masahiro KUBOTA
  • Patent number: 10304383
    Abstract: A display apparatus includes: a display device including a plurality of pixels each including a light emitting element; and a controller configured to control light emission timing of each of the pixels. The controller is configured to divide a time period during which a frame image is being displayed into certain unit time segments, and then switch light emission of the pixel on and off in a manner such that a light quantity per each of the unit time segment is equalized.
    Type: Grant
    Filed: October 4, 2017
    Date of Patent: May 28, 2019
    Assignee: Japan Display Inc.
    Inventors: Masahiro Kubota, Norio Nakamura
  • Publication number: 20190088414
    Abstract: A method of manufacturing an inductor component includes preparing an insulating paste that is photosensitive and that includes a filler material composed of quartz, a glass material and a resin material, and a conductive paste, forming a first insulating layer by applying the insulating paste, and exposing the first insulating layer in a state where a first portion of the first insulating layer is shielded by a mask. The method further includes removing the first portion of the first insulating layer to form a groove at a position corresponding to the first portion, applying the conductive paste in the groove to form a coil conductor layer in the groove, and applying the insulating paste on the first insulating layer and the coil conductor layer to form a second insulating layer.
    Type: Application
    Filed: September 12, 2018
    Publication date: March 21, 2019
    Applicant: Murata Manufacturing Co., Ltd.
    Inventors: Yoshiyuki OOTA, Tomohiro KIDO, Tomonori SAKATA, Masahiro KUBOTA, Kenta KONDO
  • Patent number: 10192650
    Abstract: A photosensitive conductive paste that contains (a) a conductive powder in an amount of 70.3 to 85.6 mass % with respect to the total amount of the photosensitive conductive paste; (b) a photosensitive resin composition containing an alkali-soluble polymer, a photosensitive monomer, a photopolymerization initiator, and a solvent; and (c) a glass frit. The mass ratio of the glass frit to the conductive powder is 0.020 to 0.054, and the glass frit has a softening point that is equal to or above the temperature at which sintering of the conductive powder starts.
    Type: Grant
    Filed: May 2, 2017
    Date of Patent: January 29, 2019
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Kenta Kondo, Tomonori Sakata, Masahiro Kubota, Machiko Motoya
  • Patent number: 10170283
    Abstract: There is provided a focus ring formed without an adhesive that can suppress abnormal electric discharge and obtain uniform plasma environment in a circumferential direction in a plasma processing apparatus. The focus ring includes a plurality of arc-shaped members and a plurality of connecting members connecting the plurality of the arc-shaped members to form a ring shape without an adhesive, and is formed such that a thickness between an upper surface of the connecting member and a bottom surface of a concave fitting portion of the connecting member is greater than a thickness between an upper surface of the arc-shaped member and a bottom surface of a second depression of the arc-shaped member.
    Type: Grant
    Filed: February 25, 2015
    Date of Patent: January 1, 2019
    Assignee: COORSTEK KK
    Inventors: Masahiro Kubota, Takaaki Shima
  • Publication number: 20180357767
    Abstract: An image processing apparatus according to an embodiment comprises processing circuitry configured to acquire morphology image data including a site of a subject and function image data including the site, extract a blood vessel region that corresponds to a blood vessel included in the morphology image data, calculate a fluid index in the blood vessel region, and based on the fluid index, calculate a first function index as an index indicating a function of a tissue to which a nutrient is supplied from the blood vessel, acquire a second function index as an index indicating a function of the tissue based on the function image data, detect a mismatch between the first function index and the second function index, and determine a spatial region that corresponds to the mismatch in the site.
    Type: Application
    Filed: June 12, 2018
    Publication date: December 13, 2018
    Applicant: Canon Medical Systems Corporation
    Inventors: Kazumasa ARAKITA, Masahiro Kubota
  • Publication number: 20180130416
    Abstract: A display apparatus includes: a display device including pixels each including a light emitting element; a voltage generator configured to generate a plurality of different voltages; a switching device configured to be capable of switching the voltages in a manner such that any one of the voltages is applied to each of the pixels; and a controller configured to control operation of the switching device. The controller is configured to cause, at least once during a period for displaying an image corresponding to one frame, the switching device to operate in a manner such that voltages applied to the pixel are switched from a lower to a higher voltage.
    Type: Application
    Filed: November 1, 2017
    Publication date: May 10, 2018
    Inventors: Yuta MURAKAMI, Masahiro KUBOTA, Norio NAKAMURA
  • Publication number: 20180102092
    Abstract: A display apparatus includes: a display device including a plurality of pixels each including a light emitting element; and a controller configured to control light emission timing of each of the pixels. The controller is configured to divide a time period during which a frame image is being displayed into certain unit time segments, and then switch light emission of the pixel on and off in a manner such that a light quantity per each of the unit time segment is equalized.
    Type: Application
    Filed: October 4, 2017
    Publication date: April 12, 2018
    Inventors: Masahiro KUBOTA, Norio NAKAMURA
  • Publication number: 20170236611
    Abstract: A photosensitive conductive paste that contains(a) a conductive powder in an amount of 70.3 to 85.6 mass % with respect to the total amount of the photosensitive conductive paste; (b) a photosensitive resin composition containing an alkali-soluble polymer, a photosensitive monomer, a pnotopolym.erization initiator, and a solvent; and (c) a glass frit. The mass ratio of the glass frit to the conductive powder is 0.020 to 0.054, and the glass frit has a softening point that is equal to or above the temperature at which sintering of the conductive powder starts.
    Type: Application
    Filed: May 2, 2017
    Publication date: August 17, 2017
    Inventors: Kenta Kondo, Tomonori Sakata, Masahiro Kubota, Machiko Motoya
  • Publication number: 20150243488
    Abstract: There is provided a focus ring formed without an adhesive that can suppress abnormal electric discharge and obtain uniform plasma environment in a circumferential direction in a plasma processing apparatus. The focus ring includes a plurality of arc-shaped members and a plurality of connecting members connecting the plurality of the arc-shaped members to form a ring shape without an adhesive, and is formed such that a thickness between an upper surface of the connecting member and a bottom surface of a concave fitting portion of the connecting member is greater than a thickness between an upper surface of the arc-shaped member and a bottom surface of a second depression of the arc-shaped member.
    Type: Application
    Filed: February 25, 2015
    Publication date: August 27, 2015
    Applicant: COVALENT MATERIALS CORPORATION
    Inventors: Masahiro KUBOTA, Takaaki SHIMA
  • Patent number: 9063418
    Abstract: A photosensitive resin composition which is high in thermal decomposition property of a photocured product thereof even in a case of being subjected to heat treatment in a non-oxygen atmosphere and is less likely to generate a residue of carbon and a photosensitive paste composed of the same are provided. The composition contains (a) a photopolymerization initiator, (b) an acryl monomer, and (c) polyalkylene carbonate, in which a ratio of polyalkylene carbonate to a total amount of the acryl monomer and polyalkylene carbonate is not lower than 50 weight % and not higher than 90 weight %. Polypropylene carbonate is used as polyalkylene carbonate. The photosensitive paste is obtained by blending the photosensitive composition, a solvent, and inorganic powders. Insulating inorganic material powders or conductive metal powders are employed as the inorganic powders.
    Type: Grant
    Filed: June 10, 2014
    Date of Patent: June 23, 2015
    Assignee: Murata Manufacturing Co., Ltd.
    Inventor: Masahiro Kubota
  • Publication number: 20140295351
    Abstract: A photosensitive resin composition which is high in thermal decomposition property of a photocured product thereof even in a case of being subjected to heat treatment in a non-oxygen atmosphere and is less likely to generate a residue of carbon and a photosensitive paste composed of the same are provided. The composition contains (a) a photopolymerization initiator, (b) an acryl monomer, and (c) polyalkylene carbonate, in which a ratio of polyalkylene carbonate to a total amount of the acryl monomer and polyalkylene carbonate is not lower than 50 weight % and not higher than 90 weight %. Polypropylene carbonate is used as polyalkylene carbonate. The photosensitive paste is obtained by blending the photosensitive composition, a solvent, and inorganic powders. Insulating inorganic material powders or conductive metal powders are employed as the inorganic powders.
    Type: Application
    Filed: June 10, 2014
    Publication date: October 2, 2014
    Applicant: MURATA MANUFACTURING CO., LTD.
    Inventor: Masahiro KUBOTA
  • Patent number: 8544592
    Abstract: To prevent a generation of a large change of a steering reaction force at the time of starting and stopping steering so as to reduce a feeling of strangeness of a driver, while controlling driven wheels with high responsivity with respect to steering. A steering control unit 25 controls a steering motor 7 based on a final target turning angle ?t obtained by an addition of a first target turning angle ?1 and a second target turning angle ?2. A reaction force control unit 26 controls a reaction force motor 3 based on a final target steering reaction force Tt obtained by an addition of a first target steering reaction force T1 and a second target steering reaction force T2. In this case, a second target steering reaction force calculation unit 24 calculates the second target steering reaction force T2 based on a value obtained by a variation restriction of the second target turning angle ?2 based on a steering angular velocity ?t (second turning angle correction value ?2a).
    Type: Grant
    Filed: April 19, 2011
    Date of Patent: October 1, 2013
    Assignee: Nissan Motor Co., Ltd.
    Inventors: Takayuki Goutsu, Kenichi Kouno, Masahiro Kubota, Yuwun Chai
  • Patent number: 8483926
    Abstract: Apparatus for estimating a ground contact surface gripping characteristic of a vehicle wheel of a vehicle comprises an input section and an output section. The input section sets an input representing a ratio of a wheel force acting on the vehicle wheel in the ground contact surface, and a wheel slipping degree of the vehicle wheel. The output section determines, from the input, an output representing a grip characteristic parameter indicative of the gripping characteristic of the vehicle wheel.
    Type: Grant
    Filed: April 16, 2008
    Date of Patent: July 9, 2013
    Assignee: Nissan Motor Co., Ltd.
    Inventors: Yuuki Shiozawa, Masaaki Nawano, Hiroshi Mouri, Masatsugu Yokote, Masahiro Kubota, Kenichi Seki
  • Publication number: 20110259663
    Abstract: To prevent a generation of a large change of a steering reaction force at the time of starting and stopping steering so as to reduce a feeling of strangeness of a driver, while controlling driven wheels with high responsivity with respect to steering. A steering control unit 25 controls a steering motor 7 based on a final target turning angle ?t obtained by an addition of a first target turning angle ?1 and a second target turning angle ?2. A reaction force control unit 26 controls a reaction force motor 3 based on a final target steering reaction force Tt obtained by an addition of a first target steering reaction force T1 and a second target steering reaction force T2. In this case, a second target steering reaction force calculation unit 24 calculates the second target steering reaction force T2 based on a value obtained by a variation restriction of the second target turning angle ?2 based on a steering angular velocity ?t (second turning angle correction value ?2a).
    Type: Application
    Filed: April 19, 2011
    Publication date: October 27, 2011
    Inventors: Takayuki Goutsu, Kenichi Kouno, Masahiro Kubota, Yuwun Chai
  • Publication number: 20110189497
    Abstract: Disclosed is a structural material using novel, high-purity aluminum, which is produced by using fine aluminum powder as the material, as well as a method for manufacturing such structural material. A processed aluminum material having the properties of an aluminum structural material constituted by aluminum, aluminum carbide and unavoidable impurities except aluminum and aluminum carbide is characterized in that a material obtained by uniformly dispersing stearic acid in fine aluminum powder is filled in an L-shaped bent die, and pressures are applied to the material from one direction and the other direction of the die wherein the pressure applied to the material from the one direction of the die is greater than the pressure applied to the material from the other direction of the die, to cause the material to pass through a hole of the L-shaped bent die so that the material is given and accumulates giant strain, and this process is performed continuously.
    Type: Application
    Filed: August 7, 2009
    Publication date: August 4, 2011
    Applicant: NIHON UNIVERSITY
    Inventors: Masahiro Kubota, Kenong Xia
  • Publication number: 20110104248
    Abstract: It is an object to enhance immunopotentiating activity of a glycosphingolipid.
    Type: Application
    Filed: March 24, 2008
    Publication date: May 5, 2011
    Applicants: FOODCHEMIFA CO., LTD., School Juridicial Person Kitasato Institute
    Inventors: Yoshio Kumazawa, Hiroaki Takimoto, Joe Inoue, Masahiro Kubota, Takashi Nozawa, Katsumi Murata
  • Patent number: 7860624
    Abstract: A vehicular steering control apparatus is comprised of a steering system of receiving a steering torque inputted by a driver, a torque control actuator connected to the steering system to produce an actuator torque relative to the steering torque and a steering controlling section connected to the torque actuator. The steering controlling section controls the torque control actuator and increases a phase delay of the actuator torque relative to the steering torque toward a neighborhood of 180° as the frequency of the inputted steering torque increases.
    Type: Grant
    Filed: September 27, 2005
    Date of Patent: December 28, 2010
    Assignee: Nissan Motor Co., Ltd.
    Inventors: Masahiro Kubota, Hiroshi Mouri, Masayuki Watanabe, Nami Horiguchi
  • Patent number: 7844383
    Abstract: In order to enhance the accuracy of estimation of a vehicle's sideslip angle, a sideslip angle estimation apparatus calculates an angle between the direction of centrifugal force acting on the vehicle body during cornering and the lateral direction of the vehicle body based on accelerations exerted on the vehicle body and acting in two different directions. A sideslip angle between the longitudinal direction of the vehicle body and the direction of travel of the vehicle is calculated based on the estimated angle.
    Type: Grant
    Filed: January 22, 2007
    Date of Patent: November 30, 2010
    Assignee: Nissan Motor Co., Ltd.
    Inventors: Yuuki Shinozawa, Hiroshi Mouri, Masatsugu Yokote, Masahiro Kubota, Masaaki Nawano, Tsuyoshi Ohara
  • Patent number: 7753162
    Abstract: A vehicle steering apparatus includes a vehicle steering system and a supplemental steering force applying device. The supplemental steering force applying device is configured and arranged to apply a supplemental steering force to the vehicle steering system to reduce a steering load on the operator. The supplemental steering force applying device includes a steering torque detecting section, a rectilinear driving condition detecting section, a pulling suppression control section. The rectilinear driving condition detecting section is configured and arranged to detect a rectilinear driving condition of the vehicle. The pulling suppression control section is configured and arranged to adjust the supplemental steering force in a direction canceling a pulling force imparted on the vehicle during the rectilinear driving condition by using a pulling suppression force calculated based on historical data of the steering torque detected during the rectilinear driving condition.
    Type: Grant
    Filed: July 25, 2006
    Date of Patent: July 13, 2010
    Assignee: Nissan Motor Co., Ltd.
    Inventors: Yuuki Shiozawa, Hiroshi Mouri, Masahiro Kubota, Ryota Shirato, Nami Nagae, Masayuki Watanabe