Patents by Inventor Masahiko Yamada

Masahiko Yamada 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: 10655585
    Abstract: A high-pressure fuel supply pump includes a pressurizing chamber, a piston plunger, and an electromagnetically-driven intake valve mechanism. The piston plunger reciprocates within the pressurizing chamber. The electromagnetically-driven intake valve mechanism is provided at an inlet of the pressurizing chamber. The electromagnetically-driven intake valve mechanism includes an anchor which pulls a plunger rod, a fixed core which attracts the anchor, and a yoke in which inner peripheral part has the fixed core and the anchor. The fixed core is fixed to a bottom part of the yoke. A through hole is formed at a bottom part of the fixed core.
    Type: Grant
    Filed: August 13, 2018
    Date of Patent: May 19, 2020
    Assignee: Hitachi Automotive Systems, Ltd.
    Inventors: Satoshi Usui, Kenichiro Tokuo, Tatsuo Kawano, Masahiko Hayatani, Shingo Tamura, Hiroyuki Yamada, Katsumi Miyazaki
  • Publication number: 20200122565
    Abstract: A suspension apparatus configured to support a wheel of a vehicle includes an in-wheel motor. The suspension apparatus includes a suspension member extending substantially in a front and rear direction of the vehicle and coupled to a carrier at a plurality of coupling portions spaced apart from each other in an up and down direction. The carrier holds the in-wheel motor. A reference point of an upper one of the plurality of coupling portions is located on an inner side of a reference point of a lower one of the plurality of coupling portions in a widthwise direction of the vehicle.
    Type: Application
    Filed: October 17, 2019
    Publication date: April 23, 2020
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Masahiko YAMADA, Satoshi ADACHI
  • Patent number: 10593833
    Abstract: A semiconductor light emitting device including a substrate, an electrode and a light emitting region is provided. The substrate may have protruding portions formed in a repeating pattern on substantially an entire surface of the substrate while the rest of the surface may be substantially flat. The cross sections of the protruding portions taken along planes orthogonal to the surface of the substrate may be semi-circular in shape. The cross sections of the protruding portions may in alternative be convex in shape. A buffer layer and a GaN layer may be formed on the substrate.
    Type: Grant
    Filed: July 1, 2019
    Date of Patent: March 17, 2020
    Assignee: Nichia Corporation
    Inventors: Isamu Niki, Motokazu Yamada, Masahiko Sano, Shuji Shioji
  • Publication number: 20200071443
    Abstract: A graft copolymer (C) having a main chain portion of a precursor polymer (A) and a graft portion from a polymer (B), wherein a core portion of the solid product comprises the main chain portion derived from (A), a shell portion comprises the graft portion derived from (B), and the solid product satisfies: Infrared absorption spectroscopic measurement of a section passing through a center (x) of the solid product, a point (z) on a surface where a distance between the center (x) and the surface is shortest, and a middle point (y) of a line connecting the center (x) and the point (z), absorbance (Abs) satisfies X<0.01, Y<0.01, and Z?0.01, wherein X, Y, and Z represent values of Abs (key band of the polymer (B))/Abs (key band of the polymer (A)) at the center (x), the middle point (y) and the point (z).
    Type: Application
    Filed: December 7, 2017
    Publication date: March 5, 2020
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Akihide MORI, Masahiko OKAMOTO, Katsuyoshi HARADA, Takahiro YAMADA, Shuhei YAMAMOTO, Kiyoshi TAKAHASHI, Kiyoshi YAMAMURA, Koutarou SUZUKI, Ryouichi SEKI, Shinya MATSUNAGA
  • Patent number: 10570934
    Abstract: The present invention relates to a fluidic cylinder. This fluidic cylinder is configured in such a manner that a piston unit is received in an axially displaceable manner within a cylinder tube formed in a rectangular cross-sectional shape. The piston unit has: a base body having the front end of a piston rod staked thereto; a wear ring having the base body received therein and having a magnet incorporated therein; and piston packing adjacent to the wear ring. The piston unit is integrally held at one end of the piston rod. The wear ring and the piston packing are formed in a rectangular cross-sectional shape corresponding to the rectangular cross-sectional shape of the cylinder tube and are provided rotatable relative to the piston rod.
    Type: Grant
    Filed: September 10, 2015
    Date of Patent: February 25, 2020
    Assignee: SMC CORPORATION
    Inventors: Masayuki Kudo, Yasunaga Suzuki, Shinichiro Nemoto, Jun Yamada, Eiko Miyasato, Yuu Mizutani, Ken Tamura, Masahiko Kawakami
  • Patent number: 10546538
    Abstract: A display apparatus includes a display panel and a driving circuit. The display panel includes signal lines extending in a column direction, scanning lines extending in a row direction, and lead-out lines extending in the column direction. Each of the lead-out lines intersects with corresponding one of the scanning lines at an intersection and is electrically coupled to the corresponding one of the scanning lines at a node. The node is disposed at the intersection or in a region surrounding the intersection. The driving circuit supplies corresponding one of the signal lines with a signal pulse corresponding to an image signal, and supplies corresponding one of the lead-out lines with a selection pulse having a peak value based on a distance from one end of the corresponding one of the lead-out lines to the corresponding node, after increasing the peak value with an increase in the distance.
    Type: Grant
    Filed: August 27, 2018
    Date of Patent: January 28, 2020
    Assignee: JOLED INC.
    Inventors: Atsuhito Murai, Jiro Yamada, Yasuhiro Terai, Masahiko Kondo, Noriteru Maeda
  • Patent number: 10494554
    Abstract: Provided is a coating film that can more reliably exhibit an excellent water repellency and an excellent oil repellency. This water- and oil-repellent coating film is a coating film formed on a surface of a material in order to impart water repellency and oil repellency, wherein (1) the coating film contains a metal oxide-containing composite particle; (2) the composite particle contains a) a metal oxide particle and b) a covering layer that contains a polyfluoroalkyl methacrylate resin and is formed on the surface of the metal oxide particle; and (3) a value obtained by dividing the fluorine content (weight %) of the composite particle by a surface area (m2/g) of the metal oxide particle is 0.025 to 0.180.
    Type: Grant
    Filed: June 7, 2013
    Date of Patent: December 3, 2019
    Assignees: TOYO ALUMINIUM KABUSHIKI KAISHA, NIPPON AEROSIL CO., LTD.
    Inventors: Kazunori Yamada, Tomonobu Sekiguchi, Hiroyuki Nishikawa, Hiroshi Oe, Yuya Terasawa, Masahiko Kamada, Toshio Morii, Yusuke Tosaki, Yukiya Yamashita
  • Publication number: 20190351757
    Abstract: A wheel driving unit including a casing in which an electric motor and a speed reducer are incorporated, the wheel driving unit being disposed in a rim of a wheel so as to rotate the wheel, wherein a portion of the wheel driving unit located below the electric motor and the speed reducer is a lubricant reservoir for storing lubricant in the casing, and wherein a protrusion is provided at a lower portion of the lubricant reservoir so as to protrude in a direction toward an inner circumferential surface of the rim.
    Type: Application
    Filed: May 3, 2019
    Publication date: November 21, 2019
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Masahiko YAMADA
  • Publication number: 20190348488
    Abstract: A display unit includes a substrate, a first electrode, a second electrode, an organic layer, and an auxiliary electrically-conductive layer. The substrate includes a pixel region including a plurality of pixels and a peripheral region outside the pixel region. The first electrode is provided for each of the plurality of pixels in the pixel region on the substrate. The second electrode is opposed to the first electrode, and is provided common for the plurality of pixels. The organic layer is provided between the second electrode and the first electrode, and includes a light-emitting layer. The auxiliary electrically-conductive layer includes an organic electrically-conductive material, and the auxiliary electrically-conductive layer is disposed in the pixel region on the substrate and is electrically coupled to the second electrode.
    Type: Application
    Filed: December 4, 2018
    Publication date: November 14, 2019
    Inventors: Yasuhiro TERAI, Yasuharu SHINOKAWA, Jiro YAMADA, Atsuhito MURAI, Masahiko KONDO, Noriteru MAEDA
  • Publication number: 20190326472
    Abstract: A semiconductor light emitting device including a substrate, an electrode and a light emitting region is provided. The substrate may have protruding portions formed in a repeating pattern on substantially an entire surface of the substrate while the rest of the surface may be substantially flat. The cross sections of the protruding portions taken along planes orthogonal to the surface of the substrate may be semi-circular in shape. The cross sections of the protruding portions may in alternative be convex in shape. A buffer layer and a GaN layer may be formed on the substrate.
    Type: Application
    Filed: July 1, 2019
    Publication date: October 24, 2019
    Applicant: Nichia Corporation
    Inventors: Isamu NIKI, Motokazu YAMADA, Masahiko SANO, Shuji SHIOJI
  • Patent number: 10449887
    Abstract: Provided is a cargo carrying vehicle including; an elevating table 2 elevatable in the vertical direction; a plurality of rotating bodies 31 located on the elevating table 2 and configured to rotate so as to carry a cargo C in a conveyance direction X that is a direction toward a loading-unloading part of an aircraft; and a support 32 configured to support the plurality of rotating bodies 31, wherein the support 32 and the plurality of rotating bodies 31 constitute the conveying unit 3, and the conveying unit 3 is movable on the elevating table 2 in a position adjusting direction Y that is a direction intersecting the vertical direction and the conveyance direction.
    Type: Grant
    Filed: February 4, 2016
    Date of Patent: October 22, 2019
    Assignee: Sinfonia Technology Co., Ltd.
    Inventors: Masahiko Kato, Yosuke Yamada
  • Publication number: 20190318688
    Abstract: A display unit includes a display panel, a photochromic layer, and an ultraviolet absorption layer. The photochromic layer is configured to be colored by ultraviolet light and be decolored or color-faded by visible light. The display panel includes an image display surface with a plurality of pixels. The pixels are provided below the image display surface and each include an organic light-emitting layer.
    Type: Application
    Filed: January 10, 2019
    Publication date: October 17, 2019
    Inventors: Masahiko KONDO, Jiro YAMADA, Atsuhito MURAI, Yasuhiro TERAI, Noriteru MAEDA
  • Patent number: 10442987
    Abstract: A fluorescent member includes: a plurality of fluorescent particles; an inorganic binder; and a plurality of pores. An upper surface of the fluorescent member is a light extraction surface of the fluorescent member. The plurality of pores are localized in a vicinity of at least one of the plurality of fluorescent particles in a cross section that is parallel to the upper surface of the fluorescent member and extends through the fluorescent particles and the pores.
    Type: Grant
    Filed: August 30, 2018
    Date of Patent: October 15, 2019
    Assignee: NICHIA CORPORATION
    Inventors: Toru Takasone, Masahiko Sano, Hiroyuki Inoue, Shoichi Yamada, Takafumi Sugiyama
  • Publication number: 20190301414
    Abstract: Provided is a high-pressure fuel supply pump capable of arranging a relief valve mechanism inside a pump body while suppressing an increase in size and an increase in manufacturing cost. Therefore, a high-pressure fuel supply pump of the present invention includes: a plunger that changes a volume of a pressurizing chamber by reciprocating an inside of a cylinder; a first hole formed from an outer circumferential surface of a pump body toward an inner circumferential side; a relief valve mechanism arranged in the first hole; and a second hole that returns fuel in a flow path on a discharge side of a discharge valve pressurized in the pressurizing chamber to a damper chamber or a plunger seal chamber communicating with the damper chamber when the relief valve mechanism opens in communication with the first hole.
    Type: Application
    Filed: April 11, 2017
    Publication date: October 3, 2019
    Inventors: Satoshi USUI, Atsuji SAITO, Minoru HASHIDA, Masamichi YAGAI, Kenichiro TOKUO, Masayuki SUGANAMI, Masahiko HAYATANI, Hiroyuki YAMADA
  • Publication number: 20190295495
    Abstract: A display device includes: a display having transparency; a first detector which, in operation, detects a position indicated by an indicator on the display; a second detector which, in operation, detects position information and an orientation of the display; and a controller which, in operation, displays a virtual image corresponding to the position information and the orientation detected by the second detector on the display and changes a display mode of the virtual image according to the position indicated by the indicator and detected by the first detector.
    Type: Application
    Filed: June 12, 2019
    Publication date: September 26, 2019
    Inventor: Masahiko Yamada
  • Patent number: 10417214
    Abstract: A non-transitory computer-readable storage medium storing a database control program that causes a computer to execute a process, the process including when an update processing for a value of a data item included in a record stored in a database occurs, generating a first record and a second record, the first record including the data item having a value updated by the update processing, the second record including the data item having a value not updated by the update processing, and when a new update processing occurs for the record for which the update processing occurred, performing the new update processing for both of the first record and the second record.
    Type: Grant
    Filed: August 25, 2016
    Date of Patent: September 17, 2019
    Assignee: FUJITSU LIMITED
    Inventors: Kouji Takahashi, Kiichi Yamada, Masahiko Nagata
  • Patent number: 10400993
    Abstract: A method of manufacturing a fluorescent-material-containing member includes: providing a fluorescent member including a fluorescent material, the fluorescent member having a first main surface side including a plurality of projections; disposing a powder of a light-reflective member between the projections of the fluorescent member; obtaining a sintered body by sintering the powder of the light-reflective member, and removing part of the sintered body from at least one of a first main surface side and a second main surface side of the fluorescent member to obtain the fluorescent-material-containing member including a first surface arranged on the first main surface side has and defined by the fluorescent member and the light-reflective member, and a second surface arranged on the second main surface side has and defined by the fluorescent member and the light-reflective member or defined solely by the fluorescent member.
    Type: Grant
    Filed: February 23, 2017
    Date of Patent: September 3, 2019
    Assignee: NICHIA CORPORATION
    Inventors: Shoichi Yamada, Takayoshi Wakaki, Masahiko Sano
  • Patent number: 10396242
    Abstract: A semiconductor light emitting device including a substrate, an electrode and a light emitting region is provided. The substrate may have protruding portions formed in a repeating pattern on substantially an entire surface of the substrate while the rest of the surface may be substantially flat. The cross sections of the protruding portions taken along planes orthogonal to the surface of the substrate may be semi-circular in shape. The cross sections of the protruding portions may in alternative be convex in shape. A buffer layer and a GaN layer may be formed on the substrate.
    Type: Grant
    Filed: December 8, 2017
    Date of Patent: August 27, 2019
    Assignee: Nichia Corporation
    Inventors: Isamu Niki, Motokazu Yamada, Masahiko Sano, Shuji Shioji
  • Patent number: D855153
    Type: Grant
    Filed: February 5, 2018
    Date of Patent: July 30, 2019
    Assignee: SMC CORPORATION
    Inventors: Hirosuke Yamada, Naoyuki Suga, Akiho Nishimura, Masahiko Yoshiwara
  • Patent number: D858704
    Type: Grant
    Filed: February 5, 2018
    Date of Patent: September 3, 2019
    Assignee: SMC CORPORATION
    Inventors: Hirosuke Yamada, Naoyuki Suga, Akiho Nishimura, Masahiko Yoshiwara