Patents by Inventor Hiroki Kondo

Hiroki Kondo 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: 20250076799
    Abstract: A fixing device includes a heater, a holding member, and a pressure member. The heater heats a fixing belt. The holding member holds the heater such that the front surface of the heater is in contact with the inner peripheral surface of the fixing belt. The pressure member is pressed by the heater with the fixing belt interposed therebetween. The holding member includes a concave portion for accommodating the heater, a seating surface that is in contact with the back surface of the heater is formed in the concave portion, and the seating surface is formed such that an area of a contact surface with the heater in a circumferential direction of the fixing belt is narrower or wider at a location than at another location in a width direction that intersects the circumferential direction.
    Type: Application
    Filed: August 29, 2024
    Publication date: March 6, 2025
    Inventors: Rina Kikugawa, Ryohei Tokunaga, Akihiro Kondo, Yuta Kitabayashi, Hiroki Kawasaki, Shunsaku Fujii, Yuto Masaoka, Tomohiro Watatani
  • Publication number: 20250067335
    Abstract: A traveling device (11) is provided with a cylindrical spindle (12), a rotation shaft (14) that is disposed on an inner peripheral side of the spindle (12) and is rotated by a traveling motor (13), a wheel attaching cylinder (16) that is rotatably disposed on an outer peripheral side of the spindle (12) and to which a wheel (7) is attached and in the inside of which the lubricating oil (L) is accommodated, a gear reduction mechanism (21) that decelerates the rotation of the rotation shaft (14) and transmits the decelerated rotation to the wheel attaching cylinder (16), a retainer (42) that is provided with a bearing fitting hole (42A) and is disposed on the inner peripheral side of the spindle (12), and a bearing (44) that is attached to the retainer (42) and supports the rotation shaft (14).
    Type: Application
    Filed: March 23, 2023
    Publication date: February 27, 2025
    Inventors: Akinori KONDO, Takeshi SHINOHARA, Hiroki YAMAMOTO, Daisuke TAKESHITA, Yuutarou IWABUCHI, Takahiro SATO
  • Publication number: 20250066668
    Abstract: A liquid composition including clay containing at least one selected from the group consisting of a montmorillonite, mica, hectorite, and fluorosilicate; and a dimer or higher phosphate is described. Such liquid compositions are capable of forming a fireproof layer having high fireproof performance on a surface of a base material to which a film for wallpaper or the like is applied. A fireproof layer which can be formed using the liquid composition, a laminated structure including the fireproof layer, and a fireproofing method using the liquid composition are also described.
    Type: Application
    Filed: November 11, 2024
    Publication date: February 27, 2025
    Inventors: Hiroki Arazoe, Shinsuke Kondo, Naota Sugiyama, Kenji Koizumi, Yuki Kubota
  • Publication number: 20250066891
    Abstract: A steel material according to the present disclosure consists of, in mass %, C: 0.15 to 0.45%, Si: 0.05 to 1.00%, Mn: 0.05 to 0.30%, P: 0.030% or less, S: 0.0050% or less, Al: 0.005 to 0.100%, Cr: 0.30 to 1.10%, Mo: 0.40 to 2.00%, Ti: 0.002 to 0.020%, Nb: 0.002 to 0.100%, B: 0.0005 to 0.0040%, N: 0.0100% or less, and O: less than 0.0040%, with the balance being Fe and impurities, and has a yield strength of 862 MPa or more. In the steel material, a number density of Si oxides which have a major axis of 5.0 ?m or more is 5/100 mm2 or less, and in a case where the yield strength is 931 MPa or more, the number density of the Si oxides is 5/200 mm2 or less.
    Type: Application
    Filed: February 16, 2023
    Publication date: February 27, 2025
    Inventors: Hiroki KAMITANI, Yuji ARAI, Jin KAWASAKI, Keiichi KONDO
  • Publication number: 20250052715
    Abstract: A constant potential electrolytic gas sensor 1 of the present invention comprises a case with a case body 21, an electrode structure 3 comprising electrodes 31, 32, 33 provided in the case body 21, lead wires 41, 42, 43 connected to the surfaces of the electrodes 31, 32, 33, and external electrodes 51, 52, 53 that are provided in the case body 21 and are connected to the lead wires 41, 42, 43, wherein the electrodes are arranged so that a connection point CP of the external electrode to which the lead wire is connected is located at a height corresponding to the electrode structure 3, and wherein the case body 21 comprises a guide 7 that guides the lead wire along an introduction path from the outside of the case body 21 toward the electrode structure 3 via the connection point CP of the external electrode.
    Type: Application
    Filed: July 13, 2022
    Publication date: February 13, 2025
    Inventors: Hiromasa Takashima, Katsunori Kondo, Tomonori Sakaguchi, Hiroki Kido, Yoshishige Ninomiya
  • Publication number: 20250020724
    Abstract: A positive electrode active material includes: a rich phase; a poor phase; and a two-phase coexistence phase in which the rich phase and the poor phase coexist. A method of managing a battery includes, in a many particle model in which the positive electrode active material is represented by a plurality of particles each distinguished by a particle number indicating a reaction sequence of the positive electrode active material, assuming that the charge carriers are equal in content among one or more particles belonging to each of the rich phase, the poor phase, and the two-phase coexistence phase: calculating an overvoltage of each of the particles for each of the phases; calculating a reaction current density based on the overvoltage for each of the phases; and estimating an SOC of the storage battery based on the reaction current density in each of the phases.
    Type: Application
    Filed: June 20, 2024
    Publication date: January 16, 2025
    Inventors: Mai FUJIWARA, Yuji NISHI, Shingo KAWAHARA, Hiroki KONDO, Tsuyoshi SASAKI
  • Publication number: 20240419871
    Abstract: A method of managing a lithium ion secondary battery is to manage a battery as a lithium ion secondary battery including a negative electrode containing a graphite-based negative electrode active material and a negative electrode current collector. A battery model is a multi-particle model representing the negative electrode active material by a plurality of types of particles that each indicate a likelihood of occurrence of a charge transfer reaction of lithium ions, and at least one of a structure parameter and a material property parameter is different among the plurality of types of particles. The method includes: for each of target particles, calculating a lithium amount based on a reaction current density; and calculating, as an SOC of the battery, an average value of the lithium amount in each of the plurality of types of particles.
    Type: Application
    Filed: May 6, 2024
    Publication date: December 19, 2024
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Mai FUJIWARA, Yuji Nishi, Hiroki Kondo, Tsuyoshi Sasaki
  • Patent number: 12064814
    Abstract: Provided is a method of producing a composite having high strength and high thermal conductivity. The method includes: an alloy preparation step including preparing an alloy which is a solid solution containing ?-Fe as a solvent and at least one type of ?-phase stabilizing element as a solute; a first mixing step including mixing at least one type of ?-phase stabilizing element in powder form and SiC to prepare a first mixture; a second mixing step including mixing the alloy and the first mixture to prepare a second mixture; and a sintering step including sintering the second mixture.
    Type: Grant
    Filed: July 9, 2019
    Date of Patent: August 20, 2024
    Assignees: HIROSHIMA UNIVERSITY, Y-tec Corporation, KEYLEX CORPORATION, Mazda Motor Corporation
    Inventors: Kenjiro Sugio, Takuya Takahashi, Hitoshi Sawada, Gen Sasaki, Kazuhiro Matsugi, Yongbum Choi, Zhefeng Xu, Hajime Suetsugu, Hiroki Kondo, Hideki Manabe, Kyotaro Yamane, Kenichi Hatakeyama, Keizo Kawasaki, Tsuyoshi Itaoka, Shinsaku Seno, Yasushi Tamura, Ichirou Ino, Yoshihide Hirao
  • Publication number: 20240264237
    Abstract: An evaluation device includes: a first database that contains as data a measurement factor of a first type power storage device; a second database that contains as data a measurement factor of a second type power storage device which is different from the first type; and a conversion model that converts the data by machine learning. The evaluation device converts the data in the first database to the data in the second database using the conversion model, obtains a post-conversion database with data points greater in number than data points of the second database, and performs evaluation related to the second type power storage device using the post-conversion database.
    Type: Application
    Filed: May 23, 2022
    Publication date: August 8, 2024
    Applicant: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO
    Inventors: Hirofumi HAZAMA, Hiroki KONDO
  • Patent number: 11984240
    Abstract: A shielded electric wire includes an electric wire including a conductor portion and a cover portion covering the conductor portion, a shielded braid formed of a conductive linear material, the shielded braid covering an outer periphery of the cover portion and a sheath formed of an insulating resin, the sheath being provided around the shielded braid. The electric wire and the shielded braid together form an electric wire assembly. A flexible value of the sheath is equal to or smaller than a flexible value of the electric wire assembly, the flexible value being a value of a load required for bending an object for a predetermined extent.
    Type: Grant
    Filed: September 21, 2021
    Date of Patent: May 14, 2024
    Assignee: Yazaki Corporation
    Inventors: Satoko Hongo, Hiroki Kondo
  • Patent number: 11953071
    Abstract: A fluid-filled vibration damping device including a partition having a housing area, and a movable film housed in the housing area while including a central retainer held by the partition and spoke-shaped retainers extending radially outward from the central retainer. A first surface of the movable film is overlapped on a wall inner surface of the housing area. An elastic deformation zone provided circumferentially between the spoke-shaped retainers is allowed to deform in a direction away from the wall inner surface, and includes a cushion ridge projecting from a second surface of the movable film while extending radially outward from the central retainer. A height of the cushion ridge is varied in a direction of extension such that a timing of contact with an opposing wall inner surface in the housing area varies depending on an amount of deformation of the elastic deformation zone.
    Type: Grant
    Filed: May 20, 2021
    Date of Patent: April 9, 2024
    Assignee: SUMITOMO RIKO COMPANY LIMITED
    Inventors: Hiroki Kondo, Kenji Oki
  • Publication number: 20240113253
    Abstract: A method of manufacturing a light emitting element includes: an n-side nitride semiconductor layer growing process in which an n-side nitride semiconductor layer is grown; an active layer growing process in which an active layer comprising a plurality of nitride semiconductor well layers and a plurality of nitride semiconductor barrier layers is grown on the n-side nitride semiconductor layer, wherein the active layer is configured to emit ultraviolet light; and a p-side nitride semiconductor layer growing process in which a A-side nitride semiconductor layer is grown on the active layer. The active layer growing process includes: a first barrier layer growing process, a second barrier layer growing process, and a well layer growing process.
    Type: Application
    Filed: November 30, 2023
    Publication date: April 4, 2024
    Applicant: NICHIA CORPORATION
    Inventor: Hiroki KONDO
  • Patent number: 11926216
    Abstract: A vibration damping device including a vibration-damping device main unit inserted into a mounting space of a bracket from a lateral side and securely supported by the bracket. The bracket includes engaging pieces on respective opposed inside faces of the mounting space, and engaging action of the engaging pieces with respect to respective detent engaging faces formed on a fixture member of the vibration-damping device main unit prevents the vibration-damping device main unit from becoming dislodged from the mounting space of the bracket. Opposed walls of the mounting space are each penetrated by an aperture window, and inspection flat surfaces are separately provided to an outside surface of each engaging piece visible from an outside through the aperture window and a corresponding external side surface of the bracket that is off the aperture window. The inspection flat surfaces are parallel to each other.
    Type: Grant
    Filed: December 23, 2021
    Date of Patent: March 12, 2024
    Assignees: SUMITOMO RIKO COMPANY LIMITED, HONDA MOTOR CO., LTD.
    Inventors: Kenji Oki, Shingo Tanaka, Hiroki Kondo, Yusuke Arai, Kozo Kubota
  • Patent number: 11927655
    Abstract: A magnetic resonance imaging apparatus according to an embodiment includes processing circuitry. The processing circuitry sets a pulse sequence to collect plural echo signals by application of a refocusing pulse more than once after application of an excitation pulse once, and collects data on plural slices that are parallel to each other by executing the pulse sequence more than once. The processing circuitry sets the pulse sequence such that a slice thickness for the refocusing pulse becomes larger than a slice thickness for the excitation pulse, and collects the data on the plural slices by executing the pulse sequence without consecutively collecting data on adjacent ones of the plural slices.
    Type: Grant
    Filed: July 26, 2022
    Date of Patent: March 12, 2024
    Assignee: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Hiroki Kondo, Masaaki Umeda, Masanori Ozaki
  • Patent number: 11927237
    Abstract: A vibration isolation device with bracket includes a first attachment member and a second attachment member coupled by a main body rubber elastomer. The second attachment member has a frame shape with a through hole. The main body rubber elastomer is fastened to an upper surface side of the second attachment member. The main body rubber elastomer penetrates to a lower surface side of the second attachment member through the through hole. A holding rubber is formed integrally with the main body rubber elastomer on a lower surface of fitting portions of the second attachment member. A fixed surface is arranged on an upper surface of the fitting portions. The fixed surface is exposed by the main body rubber elastomer, directly superimposed on an inner surface of the fitting grooves, and pressed and fixed by static friction to the inner surface of the fitting grooves by the holding rubber.
    Type: Grant
    Filed: February 3, 2021
    Date of Patent: March 12, 2024
    Assignee: Sumitomo Riko Company Limited
    Inventors: Hiroki Kondo, Kenji Oki
  • Patent number: 11888089
    Abstract: A light emitting element includes an n-side nitride semiconductor layer; an active layer disposed on the n-side nitride semiconductor layer and including a plurality of nitride semiconductor well layers and a plurality of nitride semiconductor barrier layers, the active layer being configured to emit ultraviolet light; and a p-side nitride semiconductor layer disposed on the active layer. At least one of the plurality of barrier layers including, successively from the n-side nitride semiconductor layer side, a first barrier layer containing Al and Ga, and a second barrier layer disposed in contact with the first barrier layer, containing Al, Ga, and In, and having a smaller band gap energy than the first barrier layer. At least one of the plurality of well layers is disposed in contact with a second barrier layer and has a smaller band gap energy than the second barrier layer.
    Type: Grant
    Filed: May 25, 2021
    Date of Patent: January 30, 2024
    Assignee: NICHIA CORPORATION
    Inventor: Hiroki Kondo
  • Publication number: 20240021749
    Abstract: A method for manufacturing a light-emitting element includes forming a first n-layer made of a nitride semiconductor layer above a first substrate using a first source gas including an Al source gas, a Ga source gas, and a Ge source gas. The method further includes forming a second n-layer made of a nitride semiconductor layer above the first n-layer using a second source gas including an Al source gas, a Ga source gas, and a Si source gas, exposing the second n-layer by removing the first substrate and the first n-layer, and forming an n-electrode on the second n-layer exposed in the exposing of the second n-layer.
    Type: Application
    Filed: February 27, 2023
    Publication date: January 18, 2024
    Applicant: NICHIA CORPORATION
    Inventor: Hiroki KONDO
  • Patent number: D1060422
    Type: Grant
    Filed: June 9, 2023
    Date of Patent: February 4, 2025
    Assignee: Lenovo (Singapore) Pte. Ltd.
    Inventors: Hibiki Ikegami, Koji Kawai, Hiroki Kondo
  • Patent number: D1063983
    Type: Grant
    Filed: June 9, 2023
    Date of Patent: February 25, 2025
    Assignee: Lenovo (Singapore) Pte. Ltd.
    Inventors: Hibiki Ikegami, Koji Kawai, Hiroki Kondo
  • Patent number: D1067940
    Type: Grant
    Filed: March 30, 2023
    Date of Patent: March 25, 2025
    Assignee: Lenovo (Singapore) Pte. Ltd.
    Inventors: Hibiki Ikegami, Koji Kawai, Hiroki Kondo