Patents by Inventor Yuki Arai

Yuki Arai 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: 20240121530
    Abstract: A light detector is configured such that a light receiving portion having APDs and a peripheral portion are provided on a first principal surface of a p-type semiconductor substrate, and further includes a back electrode provided on a second principal surface of the semiconductor substrate and a p-type first separation portion provided between the light receiving portion and the peripheral portion. The APD has, on a first principal surface side, an n-type region and a p-epitaxial layer contacting the n-type region in a Z-direction. The peripheral portion has an n-type MISFET provided at a p-well and an n-well provided to surround entire side and bottom portions of the p-well.
    Type: Application
    Filed: December 15, 2023
    Publication date: April 11, 2024
    Inventors: Tatsuya KABE, Hideyuki ARAI, Hisashi AIKAWA, Yuki SUGIURA, Akito INOUE, Mitsuyoshi MORI, Kentaro NAKANISHI, Yusuke SAKATA
  • Publication number: 20240088392
    Abstract: Provided is an electrode mixture including: an electrode active material; an organic solvent; a binder; and an additive; wherein the binder contains a fluorine-containing copolymer containing a vinylidene fluoride unit and a fluorinated monomer unit, provided that the vinylidene fluoride unit is excluded from the fluorinated monomer unit; the additive is a polymer material containing the following repeating unit: —[CH2—CHR]— wherein R is a chain or cyclic amide group, a nitrile group, or a substituted alkyl group formed by substituting at least one of hydrogen atoms of an alkyl group having 1 to 4 carbon atoms with a chain or cyclic amide group or a nitrile group; a content of the binder is 0.1 to 1.6 parts by mass with respect to 100 parts by mass of the electrode active material; and a content of the additive is 0.001 to 0.2 parts by mass with respect to 100 parts by mass of the electrode active material.
    Type: Application
    Filed: March 3, 2023
    Publication date: March 14, 2024
    Applicants: DAIKIN INDUSTRIES, LTD., DAIKIN FLUOROCHEMICALS (CHINA) CO., LTD.
    Inventors: Kanako ARAI, Ryouichi YANO, Yuki YOTSUMOTO, Pei Qi LIU, En Hao ZHANG
  • Publication number: 20240076851
    Abstract: The control device is a control device that controls a drawbar attached to a main frame of a grader, in which a movement of the drawbar is generated by at least three actuators, and the control device controls, based on an output signal from one operation lever having at least three degrees of freedom, the plurality of actuators such that a movement of the one operation lever corresponds to the movement of the drawbar.
    Type: Application
    Filed: March 25, 2022
    Publication date: March 7, 2024
    Applicant: Komatsu Ltd.
    Inventor: Yuki Arai
  • Patent number: 11873623
    Abstract: A controller controls a first drive source and a second drive source based on a moving speed of a motor grader measured by a speed sensor and a turning angular velocity of the motor grader measured by an IMU, to thereby independently control a rotation speed of each of a right front wheel and a left front wheel.
    Type: Grant
    Filed: February 26, 2019
    Date of Patent: January 16, 2024
    Assignee: KOMATSU LTD.
    Inventors: Shintaro Kobayashi, Yuki Arai, Takeshi Kamimae
  • Patent number: 11802135
    Abstract: The present invention aims to provide a compound acting as a specific agonist for LPA4 receptors, and a pharmaceutical composition containing the compound. The present invention relates to a novel lysophosphatidic acid derivative having an agonistic action on LPA4 receptors and useful for the prophylaxis and/or treatment of diseases associated with angiogenesis abnormalities involving LPA4 receptors, diseases associated with vascular disorders, or the symptoms associated therewith, and a pharmaceutical composition containing the derivative.
    Type: Grant
    Filed: November 3, 2021
    Date of Patent: October 31, 2023
    Assignees: MITSUBISHI TANABE PHARMA CORPORATION, OSAKA UNIVERSITY
    Inventors: Maiko Hamada, Yuki Arai, Shuhei Yamakoshi, Hiroko Wada, Kazufumi Otsuki, Hiroaki Shitama, Nobuyuki Takakura
  • Publication number: 20230324372
    Abstract: An analysis device uses an analysis chip having two regions of a first region, which has a reagent reacting with a substance to be tested, and a second region, which does not have the reagent, and includes a first light source that irradiates the first region with light from a first surface side, a second light source that irradiates the second region with light from a second surface side, a first photodetector that detects first output light and that outputs a first detection signal corresponding to the first output light, a second photodetector that detects second output light and that outputs a second detection signal corresponding to the second output light, and a processor that acquires the first detection signal, acquires the second detection signal, and corrects the first detection signal with the second detection signal to derive a concentration of the substance to be tested.
    Type: Application
    Filed: March 17, 2023
    Publication date: October 12, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Yoshinobu MIURA, Yuki ARAI
  • Publication number: 20230288691
    Abstract: A microscope system includes: a microscope optical system that includes an ocular lens and forms an optical image of a sample on an object side of the ocular lens; a processor that generates auxiliary image data based on information regarding a target slide selected from among a plurality of ordered slides included in a slide set; and a superimposing device that superimposes, based on the auxiliary image data, an auxiliary image including the target slide on an image plane on which the optical image is formed. The processor selects, in response to an instruction to switch the target slide, a slide determined according to a first order in which the plurality of slides are ordered as a new target slide.
    Type: Application
    Filed: February 27, 2023
    Publication date: September 14, 2023
    Applicant: Evident Corporation
    Inventors: Yoshihiro TOIGAWA, Sho MAKITA, Yosuke TANI, Yuki ARAI
  • Publication number: 20230273237
    Abstract: A surface analysis method according to an embodiment includes: acquiring a force curve corresponding to measurement of a sample surface by a scanning probe microscope; calculating a physical quantity of an organic material forming the sample surface based on the force curve, for each of an observation point group; and outputting analysis data indicating the physical quantity of each of the observation point group. The acquiring the force curve includes acquiring the force curve at each of a plurality of observation points on a Y-column extending along a X-direction (a direction along which the probe reciprocates with respect to a stage). The calculating the physical quantity includes: generating a force curve matrix indicating the force curve at each of the plurality of observation points; and calculating the physical quantity at each of the plurality of observation points using the force curve matrix.
    Type: Application
    Filed: July 31, 2020
    Publication date: August 31, 2023
    Inventor: Yuki ARAI
  • Publication number: 20230219932
    Abstract: There are provided a compound of Formula (1) and a labeled biological substance having the compound. Z1 and Z2 represent a specific 6-membered ring. However, at least one of Z1 or Z2 is a benzene ring having a specific substituent at an ortho position with respect to a nitrogen atom to which L1 or L2 is bonded, or a specific nitrogen-containing 6-membered ring in which a ring-constituting atom located at the ortho position is a nitrogen atom. R1 to R4, R11 to R13, L1, L2, and R21 represents specific groups, and n, ?1, ?2, and m represent specific numbers. The compound has at least one structure represented by —(CH2—CH2—O)m-R21 on a heterocyclic ring and has at least one substituent capable of being bonded to a carboxy group or a biological substance at a specific position, and in a case where at least one of Z1 or Z2 is the specific nitrogen-containing 6-membered ring, the specific substituents may be bonded to each other to form a ring.
    Type: Application
    Filed: October 20, 2022
    Publication date: July 13, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Yoshinori KANAZAWA, Ryo FUJIWARA, Kenji SHIROKANE, Kousuke WATANABE, Yuki ARAI, Kazuoki KOMIYAMA, Hiroaki TANAKA
  • Publication number: 20230146210
    Abstract: The present invention aims to provide a compound acting as a specific agonist for LPA4 receptors, and a pharmaceutical composition containing the compound. The present invention relates to a novel lysophosphatidic acid derivative having an agonistic action on LPA4 receptors and useful for the prophylaxis and/or treatment of diseases associated with angiogenesis abnormalities involving LPA4 receptors, diseases associated with vascular disorders, or the symptoms associated therewith, and a pharmaceutical composition containing the derivative.
    Type: Application
    Filed: November 3, 2021
    Publication date: May 11, 2023
    Applicants: MITSUBISHI TANABE PHARMA CORPORATION, OSAKA UNIVERSITY
    Inventors: Maiko HAMADA, Yuki ARAI, Shuhei YAMAKOSHI, Hiroko WADA, Kazufumi OTSUKI, Hiroaki SHITAMA, Nobuyuki TAKAKURA
  • Patent number: 11630063
    Abstract: A fluorescence imaging device includes a display unit that displays an operation screen receiving an operation input, and the display unit displays a setting operation screen including a parameter setting field in which a parameter relating to blue shift correction for correcting shade of a sample image caused by a difference in an incidence angle of fluorescence emitted from each sample at each position where the fluorescence is incident on an optical filter is to be set.
    Type: Grant
    Filed: September 10, 2020
    Date of Patent: April 18, 2023
    Assignee: FUJIFILM Corporation
    Inventor: Yuki Arai
  • Patent number: 11529997
    Abstract: A frame of a work vehicle includes an upper plate that has a plate shape and that forms an upper surface of the frame extending along a front-rear direction; a lower plate that has a plate shape and that is opposite to the upper plate in an up-down direction and forms a lower surface of the frame; a vertical wall that is disposed between the upper plate and the lower plate in the up-down direction and connects the upper plate to the lower plate; and an attachment portion to which an actuator that moves work equipment in the up-down direction is attached, in which at least one of the upper plate and the lower plate includes a center portion, a first extension portion extending from the center portion, a second extension portion extending from the center portion, and a continuous portion connecting the first extension portion to the second extension portion.
    Type: Grant
    Filed: October 31, 2019
    Date of Patent: December 20, 2022
    Assignee: Komatsu Ltd.
    Inventors: Yuki Arai, Muneo Harada
  • Publication number: 20220336850
    Abstract: A main object of the present disclosure is to provide a battery superior in safety against heating. The present disclosure achieves the object by providing a battery comprising cathode current collector, a cathode active material layer, a solid electrolyte layer, an anode active material layer, and an anode current collector, in this order along a thickness direction, and the anode current collector includes a coating layer including an oxide active material, on a surface of the anode active material layer side, the solid electrolyte layer includes a first solid electrolyte layer, and a second solid electrolyte layer placed between the first solid electrolyte layer and the anode active material layer, the first solid electrolyte layer includes a halide solid electrolyte, and the second solid electrolyte layer includes a sulfide solid electrolyte.
    Type: Application
    Filed: April 13, 2022
    Publication date: October 20, 2022
    Inventors: Yuhi YAMANO, Kunimitsu YAMAMOTO, Yuki ARAI, Takamasa OHTOMO, Yasunari SUGITA, Tatsuya OSHIMA
  • Publication number: 20220283170
    Abstract: Provided are any one of the following compounds and a fluorescently labeled biological substance having this compound. R1 to R27, L11, L12, and X+ represent a specific group, and at least one of R1 to R4 represents a substituted alkyl group. In a case where at least one of R1 to R4 is an alkyl group having a carboxy group or a substituent capable of being bonded to a biological substance, at least one of R11 to R27 is an alkyl group or an aryl group, or at least one of R1 to R4, which does not correspond to the alkyl group having a carboxy group or an alkyl group having a substituent capable of being bonded to a biological substance, is an alkyl group having a sulfoalkyl group through a single bond or a linking group. The total of n1 to n4 is an integer of 3 or more, and m=n1+n2+n3+n4?1 is satisfied. At least one of R1 to R4, R13, L11 or L12 in Formula (1) and at least one of R1 to R4, R24, L11, or L12 in Formula (2) have a specific substituent.
    Type: Application
    Filed: May 11, 2022
    Publication date: September 8, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Kousuke WATANABE, Yoshinori KANAZAWA, Ryo FUJIWARA, Kenji SHIROKANE, Hiroaki TANAKA, Yuki ARAI, Kazuoki KOMIYAMA
  • Patent number: 11387719
    Abstract: An object of the present invention is to suppress reduction of insulation reliability between stator coils. A method of manufacturing a rotary electric machine according to the present invention is a method of manufacturing a stator including an insulating member intervening between a plurality of coil end portions each protruding from a stator core, the method including: a first step of disposing an interposed member to cover part of the insulating member between the plurality of coil end portions; and a second step of welding part of each of the plurality of coil end portions.
    Type: Grant
    Filed: October 24, 2017
    Date of Patent: July 12, 2022
    Assignee: HITACHI ASTEMO, LTD.
    Inventors: Yuki Arai, Motoo Kitahara
  • Publication number: 20210403093
    Abstract: A frame of a work vehicle includes an upper plate that has a plate shape and that forms an upper surface of the frame extending along a front-rear direction; a lower plate that has a plate shape and that is opposite to the upper plate in an up-down direction and forms a lower surface of the frame; a vertical wall that is disposed between the upper plate and the lower plate in the up-down direction and connects the upper plate to the lower plate; and an attachment portion to which an actuator that moves work equipment in the up-down direction is attached, in which at least one of the upper plate and the lower plate includes a center portion, a first extension portion extending from the center portion, a second extension portion extending from the center portion, and a continuous portion connecting the first extension portion to the second extension portion.
    Type: Application
    Filed: October 31, 2019
    Publication date: December 30, 2021
    Inventors: Yuki Arai, Muneo Harada
  • Publication number: 20210087791
    Abstract: A controller controls a first drive source and a second drive source based on a moving speed of a motor grader measured by a speed sensor and a turning angular velocity of the motor grader measured by an IMU, to thereby independently control a rotation speed of each of a right front wheel and a left front wheel.
    Type: Application
    Filed: February 26, 2019
    Publication date: March 25, 2021
    Applicant: KOMATSU LTD.
    Inventors: Shintaro KOBAYASHI, Yuki ARAI, Takeshi KAMIMAE
  • Publication number: 20210080521
    Abstract: A magnetic particle inspection device includes an image acquisition unit configured to acquire an image obtained by attaching magnetic particles to a magnetized inspection object and capturing the image of the inspection object, and a binarized image obtained by binarizing a whole or a part of the image; a region specifying unit configured to specify a magnetic particle group region based on at least one of the image and the binarized image, the magnetic particle group region containing a magnetic particle group; and a detection unit configured to detect a flaw by processing luminance information and form information with artificial intelligence obtained by supervised learning, the luminance information being obtained by performing statistical processing on luminances of a plurality of minute regions in the specified magnetic particle group region, and the form information being information regarding a form of the magnetic particle group that is obtained from the binarized image.
    Type: Application
    Filed: September 1, 2020
    Publication date: March 18, 2021
    Applicant: JTEKT CORPORATION
    Inventor: Yuki ARAI
  • Publication number: 20210072157
    Abstract: A fluorescence imaging device includes a display unit that displays an operation screen receiving an operation input, and the display unit displays a setting operation screen including a parameter setting field in which a parameter relating to blue shift correction for correcting shade of a sample image caused by a difference in an incidence angle of fluorescence emitted from each sample at each position where the fluorescence is incident on an optical filter is to be set.
    Type: Application
    Filed: September 10, 2020
    Publication date: March 11, 2021
    Applicant: FUJIFILM Corporation
    Inventor: Yuki ARAI
  • Patent number: D1020699
    Type: Grant
    Filed: December 18, 2020
    Date of Patent: April 2, 2024
    Assignee: Mitsubishi Electric Corporation
    Inventors: Satoshi Arai, Hiroichiro Shimano, Yuki Motomura, Takanori Ikegaya