Patents by Inventor Yuichi Yamada

Yuichi 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).

  • Publication number: 20220244658
    Abstract: Provided is an electrophotographic electro-conductive member including a support having an electro-conductive outer surface, and an electro-conductive layer. The electro-conductive layer has a matrix containing a crosslinked product of a first rubber and domains containing a crosslinked product of a second rubber and an electron conductive agent. When measuring an impedance by applying alternating voltage between the outer surface of the support and a platinum electrode on an outer surface of the electro-conductive layer while changing a frequency, a slope at specific frequencies is ?0.8 to ?0.3 in a double logarithmic plot, and an impedance at specific frequency range is 1.0×104? to 1.0×1011?. When measuring an impedance by applying alternating voltage between the outer surface of the support and a platinum electrode on an outer surface of the electrophotographic electro-conductive member while changing a frequency, an impedance at specific frequency range is 1.0×105? to 1.0×1011?.
    Type: Application
    Filed: April 11, 2022
    Publication date: August 4, 2022
    Inventors: Masaki Yamada, Yuichi Kikuchi, Kenji Takashima, Tetsuo Hino, Kazuhiro Yamauchi, Takumi Furukawa
  • Publication number: 20220244673
    Abstract: Provided is an electrophotographic electroconductive member, including: an electroconductive support; an electroconductive layer; and a surface layer in order, wherein an impedance is 1.0×103? to 1.0×108? at an outer surface of the electroconductive member, in the surface layer, an electronic electroconductive agent is dispersed, the electroconductive layer has a matrix containing a cross-linked product of a first rubber and domains each containing a cross-linked product of a second rubber and electroconductive particles, and wherein, and wherein among the domains observed in specified observation regions, 80% by number or more of the domains satisfy (1) and (2): (1) a proportion of sectional areas of the electroconductive particles with respect to the domain is 20% or more; (2) A/B is 1.00 to 1.10 when A is a perimeter of the domain and B is an envelope perimeter.
    Type: Application
    Filed: April 11, 2022
    Publication date: August 4, 2022
    Inventors: Kenji Takashima, Kazuhiro Yamauchi, Satoru Nishioka, Yuichi Kikuchi, Takumi Furukawa, Masaki Yamada
  • Patent number: 11400342
    Abstract: A moving body information providing system constituted by a moving body information analysis device and wearable devices 1 mounted to soccer players for detecting the status of the soccer players, wherein the wearable devices are each provided with a storage unit, an internal timer, a position sensor, a moving body information detection sensor having a plurality of types of sensors, an initial-time setting unit, a position data calculation unit, an output control unit, a communication module, and other components, and the moving body information analysis device has a tablet provided with a moving body information transmission/reception unit, an analysis result display processing unit, and other components, and an analysis result providing device of an analysis center provided with a storage unit for fine position data, a position calculation unit, or the like.
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: August 2, 2022
    Assignee: ASIA AIR SURVEY CO., LTD.
    Inventors: Takayuki Yamada, Yuichi Fujimoto, Toshihiko Koyama, Yukihiro Minami
  • Patent number: 11399701
    Abstract: A receptacle module for detachably connecting a connector of a distal end device coming into contact with or inserted into a subject includes: a receptacle substrate including a first surface on which a receptacle to which the connector is detachably connected is mounted, and a second surface on an opposite side of the first surface; a patient circuit unit conducted to the distal end device via the receptacle; and a conductive shielding member mounted on the second surface and configured to shield the patient circuit unit from the opposite side.
    Type: Grant
    Filed: January 28, 2019
    Date of Patent: August 2, 2022
    Assignee: SONY OLYMPUS MEDICAL SOLUTIONS INC.
    Inventors: Tatsuya Nakanishi, Kiyotaka Kanno, Yuichi Yamada
  • Publication number: 20220223505
    Abstract: A semiconductor device includes: an oscillator including external terminals disposed on a first face with a specific distance along a first direction; an integrated circuit including a first region formed with first electrode pads along one side, and a second region formed with second electrode pads on two opposing sides of the first region; a lead frame that includes terminals at a peripheral portion, and on which the oscillator and the integrated circuit are mounted such that the external terminals, the first and second electrode pads face in a substantially same direction and such that one side of the integrated circuit is substantially parallel to the first direction; a first bonding wire that connects one external terminal to one first electrode pad; a second bonding wire that connects one terminal of one lead frame to one second electrode pad; and a sealing member that seals all of the components.
    Type: Application
    Filed: March 30, 2022
    Publication date: July 14, 2022
    Applicant: LAPIS Semiconductor Co., Ltd.
    Inventors: Toshihisa SONE, Kazuya YAMADA, Akihiro TAKEI, Yuichi YOSHIDA, Kengo TAKEMASA
  • Publication number: 20220223454
    Abstract: A substrate fixing device includes: a base plate; an electrostatic adsorption member that adsorbs and holds a substrate; and a first adhesive layer that adhesively bonds the electrostatic adsorption member to the base plate. A storage modulus of the first adhesive layer is not less than 0.01 MPa and not more than 25 MPa within a temperature range of ?110° C. to 250° C.
    Type: Application
    Filed: January 11, 2022
    Publication date: July 14, 2022
    Inventors: Keita Sato, Hiroharu Yanagisawa, Yohei Yamada, Yuichi Nakamura, Nobuyuki Iijima
  • Patent number: 11371172
    Abstract: A tubular woven fabric is useful as a transport hose for a fluid or a powder, as a protective hose for linear bodies such as wires, cables and conduits, as a tubular filter, or as a base material of a vascular prosthesis. The tubular woven fabric includes warp yarns and weft yarns interwoven with each other, the tubular woven fabric having an outer diameter with a variation of within 10% along the warp direction and satisfying the formula: (L2?L1)/L1?0.1.
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: June 28, 2022
    Assignee: Toray Industries, Inc.
    Inventors: Nobuaki Tanaka, Hiroshi Tsuchikura, Satoshi Yamada, Yuichi Koyamatsu, Taisuke Kogawa, Yuka Sakaguchi, Kazuhiro Tanahashi
  • Patent number: 11313534
    Abstract: A light-emitting device includes: a base member that includes conductor wirings; a light-emitting element that is mounted on the base member and emits first light; a wavelength conversion member that is disposed on or above an upper surface of the light-emitting element and is adapted to absorb at least part of the first light and emit second light with a wavelength longer than a wavelength of the first light; a light-reflective film that is disposed on an upper surface of the wavelength conversion member; and an encapsulating member that covers the light-emitting element, the wavelength conversion member, and the light-reflective film. A ratio (H/W) of a height (H) to a width (W) of the encapsulating member is smaller than 0.5.
    Type: Grant
    Filed: January 15, 2021
    Date of Patent: April 26, 2022
    Assignee: NICHIA CORPORATION
    Inventors: Motokazu Yamada, Yuichi Yamada
  • Patent number: 11298000
    Abstract: An endoscopic device includes: an insertion portion configured to be inserted into a subject; an imaging unit configure to capture the subject image; a lens unit including a focus lens configured to adjust a focus by moving along an optical axis; a detection processor configured to perform detection processing of positioning a position of the focus lens at an in-focus position based on an image within the detection frame; a lens controller configured to position the focus lens at the in-focus position based on a processing result from the detection processor; a distal end detector configured to detect a distal end of a treatment tool in the captured image based on the captured image; and a detection frame setting unit configured to perform setting processing of setting a position of the detection frame in the captured image based on a position of the distal end of the treatment tool.
    Type: Grant
    Filed: September 20, 2018
    Date of Patent: April 12, 2022
    Assignee: SONY OLYMPUS MEDICAL SOLUTIONS INC.
    Inventors: Naoshi Koizumi, Noriaki Fujita, Yuichi Yamada
  • Publication number: 20220069177
    Abstract: A method of manufacturing a light emitting device includes: providing a first member comprising: a base, a plurality of phosphor frames positioned on the base, the plurality of phosphor frames including a first phosphor frame and a second phosphor frame that is adjacent to the first phosphor frame, and a light transmissive member, a portion of which is disposed between the first phosphor frame and the second phosphor frame; disposing a first light emitting element in the first phosphor frame and a second light emitting element in the second phosphor frame, wherein: each light emitting element has an emission face and an electrode forming face located opposite to the emission face, each light emitting element comprises an electrode located on its electrode forming face, and each light emitting element is disposed such that its emission face faces the base; and cutting the light transmissive member.
    Type: Application
    Filed: August 27, 2021
    Publication date: March 3, 2022
    Applicant: NICHIA CORPORATION
    Inventors: Yuichi YAMADA, Takeshi TAMURA
  • Publication number: 20220022729
    Abstract: A medical apparatus and a method of manufacturing the medical apparatus, which have an advantage in cost performance, are provided even if optical fibers are used therein. The medical apparatus includes, therein, a first optical fiber 6322 configured to transmit an optical signal, a second optical fiber 651 configured to transmit an optical signal, and a first optical connector 66 configured to connect the first optical fiber 6322 and the second optical fiber 651.
    Type: Application
    Filed: October 4, 2021
    Publication date: January 27, 2022
    Applicant: Sony Olympus Medical Solutions Inc.
    Inventors: Kohtaro AMANO, Yuichi YAMADA
  • Publication number: 20220013694
    Abstract: A light emitting device includes a base including a support having a support surface. A light emitting element includes a semiconductor layer and a sapphire substrate provided on the semiconductor layer opposite to the support surface. A reflecting film provided on the sapphire substrate. A light-transmissive covering member is provided on the support surface. A height of the light-transmissive covering member viewed in a direction in which a width of the light-transmissive covering member appears smallest is 0.5 times or less of the width of the light-transmissive covering member. A light reflecting layer is provided on a first region of the base such that a first reflectivity in the first region of the base being higher than a second reflectivity in a second region of the base, the second region overlapping with the light emitting element and being surrounded by the first region as viewed in the height direction.
    Type: Application
    Filed: September 27, 2021
    Publication date: January 13, 2022
    Applicant: NICHIA CORPORATION
    Inventors: Yuichi YAMADA, Motokazu YAMADA
  • Publication number: 20210384173
    Abstract: A light-emitting device includes a base including a conductive wiring; a light-emitting element mounted on the base and configured to emit light; a light reflective film provided on an upper surface of the light-emitting element; and a encapsulant covering the light-emitting element and the light reflective film. A ratio (H/W) of a height (H) of the encapsulant to a width (W) of a bottom surface of the encapsulant is less than 0.5.
    Type: Application
    Filed: July 22, 2021
    Publication date: December 9, 2021
    Applicant: NICHIA CORPORATION
    Inventors: Motokazu YAMADA, Yuichi YAMADA
  • Patent number: 11166621
    Abstract: A medical apparatus and a method of manufacturing the medical apparatus, which have an advantage in cost performance, are provided even if optical fibers are used therein. The medical apparatus includes, therein, a first optical fiber 6322 configured to transmit an optical signal, a second optical fiber 651 configured to transmit an optical signal, and a first optical connector 66 configured to connect the first optical fiber 6322 and the second optical fiber 651.
    Type: Grant
    Filed: October 25, 2017
    Date of Patent: November 9, 2021
    Assignee: SONY OLYMPUS MEDICAL SOLUTIONS INC.
    Inventors: Kohtaro Amano, Yuichi Yamada
  • Patent number: 11171261
    Abstract: A light emitting device includes: a substrate; a light emitting element disposed on the substrate, the light emitting element having an upper surface and a lateral surface; a reflecting layer located on the upper surface of the light emitting element; a first light-transmissive member having a first surface in contact with the lateral surface of the light emitting element, and a second surface that is inclined toward the substrate in a direction outward from the light emitting element; and a second light-transmissive member in contact with the second surface and covering the light emitting element. A refractive index of the first light-transmissive is smaller than a refractive index of the second light-transmissive member.
    Type: Grant
    Filed: June 10, 2020
    Date of Patent: November 9, 2021
    Assignee: NICHIA CORPORATION
    Inventors: Yuichi Yamada, Motokazu Yamada
  • Publication number: 20210310632
    Abstract: A light emitting device includes: a base; a light emitting element; a light reflective film located on an upper surface of the light emitting element; and a encapsulant. A ratio of a maximum width (Wmax) of the encapsulant with respect to a maximum width of the light emitting element, in a side view, is 2 or more. An outer shape of a part of the encapsulant located within a range of elevation angles that is in a range of 10° to 50° from a center of a mounting region at an upper surface of the base on which the light emitting element is mounted is formed to have a curved surface. A ratio (r/Wmax) of a radius of curvature (r) of the curved surface with respect to the maximum width (Wmax) of the encapsulant, in a side view, is in a range of 0.25 to 0.50.
    Type: Application
    Filed: June 21, 2021
    Publication date: October 7, 2021
    Applicant: NICHIA CORPORATION
    Inventors: Yuichi YAMADA, Motokazu YAMADA
  • Patent number: 11139418
    Abstract: A light emitting device includes a base including a support having a support surface. A light emitting element includes a semiconductor layer and a sapphire substrate provided on the semiconductor layer opposite to the support surface. A light-transmissive covering member is provided on the sapphire substrate to sandwich the sapphire substrate between the semiconductor layer and the reflecting film. A light emitted from the semiconductor layer is configured to be extracted from the sapphire substrate between the semiconductor layer and the reflecting film. A height of the light-transmissive covering member viewed in a direction in which a width of the light-transmissive covering member appears smallest is 0.5 times or less of the width of the light-transmissive covering member.
    Type: Grant
    Filed: December 27, 2019
    Date of Patent: October 5, 2021
    Assignee: NICHIA CORPORATION
    Inventors: Yuichi Yamada, Motokazu Yamada
  • Publication number: 20210280754
    Abstract: A light emitting device includes at least one light emitting element and at least one light transmissive sealing member. Each of the at least one light emitting element has a bottom surface electrically connected to a conductor wiring and a top surface opposite to the bottom surface in a height direction along a height of the light emitting device. The at least one light transmissive sealing member covers the at least one light emitting element, respectively. Each of the at least one light transmissive sealing member has a projection shape with a height in the height direction and a width in a width direction perpendicular to the height direction. The height is greater than the width. Each of the at least one light transmissive sealing member includes a wavelength conversion member.
    Type: Application
    Filed: May 7, 2021
    Publication date: September 9, 2021
    Applicant: NICHIA CORPORATION
    Inventors: Motokazu YAMADA, Yuichi YAMADA
  • Patent number: 11103125
    Abstract: An endoscope system is disclosed that included a camera head, a detection unit, and a distortion correction processing unit. The camera head is detachably connected to an eyepiece unit of a plurality of types of endoscopes inserted into a subject, the camera head including an imaging unit that captures a subject image received from an endoscope among the plurality of types of endoscopes that is connected to the eyepiece. The detection unit that detects a size of the subject image in the captured image on the basis of a luminance signal of each pixel in the captured image obtained by the imaging unit. The distortion correction processing unit that corrects an optical distortion of the captured image depending on sizes of a plurality of different subject images.
    Type: Grant
    Filed: July 13, 2018
    Date of Patent: August 31, 2021
    Assignee: SONY OLYMPUS MEDICAL SOLUTIONS INC.
    Inventors: Manabu Koiso, Yuichi Yamada
  • Patent number: 11101247
    Abstract: A light-emitting device includes a base including a conductive wiring; a light-emitting element mounted on the base and configured to emit light; a light reflective film provided on an upper surface of the light-emitting element; and a encapsulant covering the light-emitting element and the light reflective film. A ratio (H/W) of a height (H) of the encapsulant to a width (W) of a bottom surface of the encapsulant is less than 0.5.
    Type: Grant
    Filed: October 7, 2016
    Date of Patent: August 24, 2021
    Assignee: NICHIA CORPORATION
    Inventors: Motokazu Yamada, Yuichi Yamada