Patents by Inventor Yuki Yamamoto

Yuki Yamamoto 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: 10973762
    Abstract: Provided is a polymeric micelle type DDS preparation that may efficiently exhibit pharmacological activity effects by enhancing migration characteristics, penetrability, and retention characteristics toward a diseased target tissue such as a tumor tissue or an inflammation-affected tissue, and thereby enhancing the action of a pharmacologically active substance. Disclosed is a block copolymer (A) having a hydrophilic polymer segment linked to a hydrophobic polymer segment, the hydrophilic polymer segment containing a polyethylene glycol chain, and the hydrophobic polymer segment containing a polyamino acid chain having a hydrophobic substituent in a side chain, wherein the hydrophilic polymer segment has a target binding site bonded thereto, and the main chain polymer combining the polyethylene glycol chain and the polyamino acid chain has a molecular weight of not less than 2 kilodaltons and not more than 10 kilodaltons.
    Type: Grant
    Filed: July 25, 2017
    Date of Patent: April 13, 2021
    Assignee: Nippon Kayaku Kabushiki Kaisha
    Inventors: Dai Kurihara, Tsuyoshi Fukuda, Yuki Kawano, Keiichirou Yamamoto
  • Publication number: 20210102627
    Abstract: A seal member is disposed in a seal groove at a sliding gap between a shaft and a case. The seal member includes an outer periphery, a curved inner periphery, a mounting face, and an upper face. The mounting face is recessed toward the upper face. The upper face is recessed toward the mounting face. The relation of 0.755?h/H?0.
    Type: Application
    Filed: May 11, 2017
    Publication date: April 8, 2021
    Inventors: Takahiro YAMAMOTO, Chao JING, Mitsuru MINAMI, Akira UEDA, Yuki NORIDUKI
  • Patent number: 10972859
    Abstract: The present technology relates to a signal processing apparatus and method capable of reducing calculation loads, as well as a program. A signal processing apparatus includes an ambisonic gain calculation unit configured to find, on the basis of spread information of an object, an ambisonic gain while the object is present at a predetermined position. The present technology is applicable to an encoder and a decoder.
    Type: Grant
    Filed: March 30, 2018
    Date of Patent: April 6, 2021
    Assignee: Sony Corporation
    Inventors: Hiroyuki Honma, Yuki Yamamoto
  • Publication number: 20210097713
    Abstract: [Problem] To provide an information processing device, an information processing method, and a program that enable detection, with a higher degree of accuracy, of the bright spots and the pupils from the light reflected from the eyes. [Solution] An information processing device includes a light source that includes a first polarization filter; a sensor that includes a second polarization filter; and a control unit that processes images obtained by the sensor. The second polarization filter includes an orthogonal polarization filter having a direction perpendicular to the polarization direction of the first polarization filter, and includes a parallel polarization filter having a direction parallel to the polarization direction of the first polarization filter. The control unit detects the bright spot from a parallel polarization image obtained by the sensor, and detects the pupil from an orthogonal polarization image obtained by the sensor.
    Type: Application
    Filed: December 13, 2018
    Publication date: April 1, 2021
    Inventors: YUSUKE NAKAMURA, EISUKE NOMURA, YUKI YAMAMOTO, RYO OGAWA
  • Publication number: 20210086649
    Abstract: A vehicle control system includes a storage battery configured to store electric power used to drive a vehicle, a power reception unit configured to receive electric power supply from a moving body capable of supplying electric power stored in the storage battery, a communication unit configured to communicate with the moving body, a detection unit configured to detect a charge state of the storage battery, and a communication control unit configured to request the moving body to supply electric power using the communication unit on the basis of the charge state detected by the detection unit.
    Type: Application
    Filed: November 6, 2018
    Publication date: March 25, 2021
    Inventors: Makoto Nakatsuka, Nobuyuki Watanabe, Seiichi Yamamoto, Yuki Motegi
  • Patent number: 10954947
    Abstract: A backpack-type blower according to one aspect of the present disclosure includes a plurality of fans, a plurality of DC power supplies and a backpack. The plurality of fans and the plurality of DC power supplies are mounted on the backpack. The backpack-type blower is configured to blow winds from the plurality of fans together.
    Type: Grant
    Filed: April 19, 2016
    Date of Patent: March 23, 2021
    Assignee: MAKITA CORPORATION
    Inventors: Hirokatsu Yamamoto, Yuki Kawai, Makoto Takahashi
  • Publication number: 20210083177
    Abstract: A storage element includes a storage layer, a fixed magnetization layer, a spin barrier layer, and a spin absorption layer. The storage layer stores information based on a magnetization state of a magnetic material. The fixed magnetization layer is provided for the storage layer through a tunnel insulating layer. The spin barrier layer suppresses diffusion of spin-polarized electrons and is provided on the side of the storage layer opposite the fixed magnetization layer. The spin absorption layer is formed of a nonmagnetic metal layer causing spin pumping and provided on the side of the spin barrier layer opposite the storage layer. A direction of magnetization in the storage layer is changed by passing current in a layering direction to inject spin-polarized electrons so that information is recorded in the storage layer and the spin barrier layer includes at least a material selected from oxides, nitrides, and fluorides.
    Type: Application
    Filed: November 30, 2020
    Publication date: March 18, 2021
    Inventors: Yutaka Higo, Masanori Hosomi, Hiroyuki Ohmori, Tetsuya Yamamoto, Kazutaka Yamane, Yuki Oishi, Hiroshi Kano
  • Patent number: 10945997
    Abstract: An object of the invention is to obtain a preparation which shows enhanced effectiveness and safety compared to tacrolimus, has the concentration in blood maintained at a constant level without individual differences, whereby the control of the amount of administration depending on the blood kinetics (blood trough concentration) becomes unnecessary. The present invention relates to a polymeric derivative of tacrolimus, in which a polyethylene glycol segment and an alcoholic hydroxy group of tacrolimus are bonded to side-chain carboxy groups of a polyaspartic acid derivative.
    Type: Grant
    Filed: December 19, 2016
    Date of Patent: March 16, 2021
    Assignee: Nippon Kayaku Kabushiki Kaisha
    Inventors: Nao Yoneki, Akihiro Sekiguchi, Kana Mizunuma, Yuki Kobayashi, Junpei Konno, Kan Saiga, Keiichirou Yamamoto
  • Publication number: 20210072752
    Abstract: There is provided a control device including an image display unit configured to acquire, from a flying body, an image captured by an imaging device provided in the flying body and to display the image, and a flight instruction generation unit configured to generate a flight instruction for the flying body based on content of an operation performed with respect to the image captured by the imaging device and displayed by the image display unit.
    Type: Application
    Filed: November 20, 2020
    Publication date: March 11, 2021
    Applicant: Sony Corporation
    Inventors: Kohtaro SABE, Yasunori KAWANAMI, Kenta KAWAMOTO, Tsutomu SAWADA, Satoru SHIMIZU, Peter DUERR, Yuki YAMAMOTO
  • Patent number: 10942435
    Abstract: A light emission control device includes a first detection circuit, a second detection circuit, and a light emission control circuit. The first detection circuit detects a first potential difference that is a potential difference between both ends of a first resistor. The second detection circuit detects a second potential difference that is a potential difference between both ends of a second resistor. The light emission control circuit outputs a first control signal for controlling turning on/off of the first switching element and a second control signal for controlling turning on/off of the second switching element. The light emission control circuit performs a stop process of making at least one of the first control signal and the second control signal inactive, when the first potential difference is detected to be smaller than a first threshold value and the second potential difference is detected to be larger than a second threshold value.
    Type: Grant
    Filed: February 26, 2020
    Date of Patent: March 9, 2021
    Assignee: SEIKO EPSON CORPORATION
    Inventor: Yuki Yamamoto
  • Publication number: 20210029888
    Abstract: This brush cutter includes: a drive unit; a working unit which is driven by power of the drive unit; a shaft which transmits the power of the drive unit to the working unit; a tubular portion which is disposed between the drive unit and the working unit, and in which the shaft is inserted; a floating box which has a handle support portion; and a handle which is supported by the handle support portion. The brush cutter is provided with a vibration absorbing member which fits in a tubular portion side fitting portion provided in the tubular portion and fits in a box side fitting portion provided in the floating box.
    Type: Application
    Filed: March 30, 2018
    Publication date: February 4, 2021
    Applicant: HONDA MOTOR CO., LTD.
    Inventors: Yuki KOIKE, Dai HYAKUSAWA, Shingo TSURUOKA, Takahiro NAKAYAMA, Takahiro YAMAMOTO, Takuma KIMOTO, Toshiro UCHIDA
  • Publication number: 20210031807
    Abstract: A configuration is achieved in which driver information and environmental information are input and a safety index value indicating whether or not a driver who is performing automatic driving is in a state of being able to perform safe manual driving or a manual driving recovery available time is estimated. The configuration includes: a driver information acquisition unit that acquires driver information of a movement device such as an automobile; an environmental information acquisition unit that acquires environmental information of the movement device; and a safety determination unit that receives, as an input, the driver information and the environmental information, and learns and calculates a safety index value indicating whether or not a driver in the movement device during automatic driving is in a state of being able to perform safe manual driving.
    Type: Application
    Filed: January 29, 2019
    Publication date: February 4, 2021
    Inventors: YUKI YAMAMOTO, EIJI OBA
  • Patent number: 10911686
    Abstract: A zoom control device includes: a zoom magnification ratio change speed setting unit that sets a main image zoom magnification ratio change speed and a monitoring image zoom magnification ratio change speed according to a zoom operation by a user; and a zoom control unit that conducts a zoom control on a main image so that a zoom magnification ratio changes according to the main image zoom magnification ratio change speed, and conducts a zoom control on a monitoring image so that the zoom magnification ratio changes according to the monitoring image zoom magnification ratio change speed. The zoom magnification ratio change speed setting unit is configured to set the main image zoom magnification ratio change speed by smoothing the monitoring image zoom magnification ratio change speed.
    Type: Grant
    Filed: October 19, 2018
    Date of Patent: February 2, 2021
    Assignee: Sony Corporation
    Inventors: Masafumi Wakazono, Takahiro Mori, Kouji Yamamoto, Masakazu Ebihara, Masaya Kinoshita, Yuki Ono
  • Publication number: 20210024139
    Abstract: A method for producing a vehicle rear module that includes: a clear member monolithically including a lamp section and a window section; and a colored member for shielding at least part of a vehicle interior from the exterior. The method for producing the vehicle rear module comprises: a step for injecting a transparent resin from a single resin injection hole into a first cavity to form the clear member; and a step for injecting a colored resin from a plurality of resin injection holes into a second cavity to form the colored member.
    Type: Application
    Filed: March 19, 2019
    Publication date: January 28, 2021
    Applicant: KOITO MANUFACTURING CO., LTD.
    Inventors: Yasuaki Tsutsumi, Daisuke Mochizuki, Hideaki Yamamoto, Takenao Yoshimura, Yuki Takahashi, Masaaki Nakabayashi, Hiroaki Hara, Masayuki Kobayashi, Masaru Kaneko
  • Patent number: 10903428
    Abstract: An organic electroluminescent element including a substrate, a pair of electrodes including an anode and a cathode, disposed on the substrate, and at least one layer of organic layers including a light emitting layer, disposed between the electrodes, in which at least one of the organic layers contains a compound represented by the following general formula: (R1 to R18 each independently represent a hydrogen atom or a substituent, and at least one of R1 to R8 and R10 to R17 represents -L-NR19R20 (R19 and R20 each independently represent any of an alkyl group, an aryl group, a heteroaryl group. R19 and R20 may be combined to each other to form a ring. L represents a single bond or a divalent linking group). X1 to X18 each independently represent a carbon atom or a nitrogen atom, and when X1 to X18 represent nitrogen atoms, R1 to R18 for bonding do not present.
    Type: Grant
    Filed: December 19, 2016
    Date of Patent: January 26, 2021
    Assignee: UDC IRELAND LIMITED
    Inventors: Tetsu Kitamura, Tenka Ouyo, Yuki Hirai, Koji Takaku, Wataru Sotoyama, Masaru Kinoshita, Kuniyuki Kaminaga, Yosuke Yamamoto
  • Publication number: 20210018693
    Abstract: Provided is an optical module comprising a substrate, a holder, and a spacer. An optical waveguide is formed in/on the substrate and end parts thereof are protruding from one surface of the substrate. The holder holds an optical fiber and exposes one end part of the optical fiber in such a manner that the one end part of the optical fiber can be optically connected to the end parts of the optical waveguide at a side of one surface of the holder. The spacer is held the one surface of the substrate and the one surface of the holder.
    Type: Application
    Filed: March 5, 2019
    Publication date: January 21, 2021
    Applicants: KOHOKU KOGYO CO., LTD., NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
    Inventors: Katsuhiro IWASAKI, Jun YAMAMOTO, Takashi KATO, Youichi SAKAKIBARA, Yuki ATSUMI, Tomoya YOSHIDA
  • Patent number: 10893802
    Abstract: There is provided an information processing apparatus to make it possible to dynamically change the blinking pattern of the light source according to the imaging result, the information processing apparatus including: a light source control unit configured to control each of light sources constituting a plurality of light sources that irradiate an eye with light; and an image acquisition unit configured to acquire a captured image of the eye including a bright spot that is a reflection point of the light. The light source control unit controls blinking of each of the light sources on a basis of the captured image of the eye.
    Type: Grant
    Filed: March 22, 2017
    Date of Patent: January 19, 2021
    Assignee: SONY CORPORATION
    Inventors: Yuki Yamamoto, Eisuke Nomura, Yoshiaki Iwai, Takuro Noda
  • Patent number: 10888770
    Abstract: A first fixing portion of an accessory fixes a first game controller so as to rotate about at least a certain axis, and a second fixing portion of the accessory fixes a second game controller. Then, based on a difference value indicating a difference between a first value indicating an orientation of the first game controller and a second value indicating an orientation of the second game controller, a certain game process is executed.
    Type: Grant
    Filed: June 26, 2018
    Date of Patent: January 12, 2021
    Assignee: Nintendo Co., Ltd.
    Inventors: Yuki Onozawa, Kochi Kawai, Shotaro Goto, Junichiro Miyatake, Hiroshi Yamamoto
  • Patent number: 10890763
    Abstract: Provided is an information display apparatus that significantly improves light resistance with respect to sunlight. The information display apparatus, which displays video-image information on a projection surface by a virtual image, includes in a housing partly having an opening: a video-image-light generator that generates video-image light for displaying the video-image information; a video-image-light processor that performs a predetermined optical processing to a video image generated by the video-image-light generator; and a projector that projects, onto the projection surface through the opening of the housing, the video-image light optically processed by the video-image-light processor so that a viewer is capable of virtually recognizing the video-image information as a virtual image in front of the projection surface, wherein a light path in the housing is provided with a suppressor selectively suppressing a P-polarizing component of light in a visible light region.
    Type: Grant
    Filed: November 13, 2017
    Date of Patent: January 12, 2021
    Assignee: MAXELL, LTD.
    Inventors: Koji Hirata, Masahiko Yatsu, Toshinori Sugiyama, Akio Misawa, Shigeki Hoshino, Kazuomi Kaneko, Tatsuya Nakazawa, Takumi Nakada, Yuki Nagano, Tomoki Yamamoto
  • Publication number: 20210003140
    Abstract: A propeller fan includes a cylindrical shaft portion provided on a rotation axis of the propeller fan; a plurality of blades provided on an outer peripheral side of the shaft portion; a connection portion provided adjacent to the shaft portion and connecting two of the plurality of blades that are adjacent to each other in a circumferential direction of the propeller fan; a first rib provided on at least one of a pressure surface of each of the plurality of blades and a surface of part of the connection portion that is located on a downstream side in the flow of air, and a second rib provided on at least one of a negative-pressure surface of each of the plurality of blades and a surface of part of the connection portion that is located on an upstream side in the flow of air.
    Type: Application
    Filed: August 9, 2017
    Publication date: January 7, 2021
    Inventors: Katsuyuki YAMAMOTO, Takuya TERAMOTO, Takahide TADOKORO, Hiroya ITO, Yuki UGAJIN, Shingo HAMADA, Takashi IKEDA, Takafumi ABE