Patents by Inventor Hirotaka Kobayashi

Hirotaka Kobayashi 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: 20230324944
    Abstract: A neutral return mechanism includes an interlocking shaft to be pushed and pulled in an axial direction in conjunction with a swinging operation of an operation member; a housing member to support the interlocking shaft such that the interlocking shaft is movable in the axial direction and accommodate the interlocking shaft such that one of opposite end portions thereof protrudes; a neutral return spring to return the interlocking shaft from a post-movement position to an initial position, the neutral return spring being accommodated in the housing member such that the neutral return spring extends in the axial direction of the interlocking shaft, wherein the housing member includes a supported portion between a spring accommodation portion in which the neutral return spring is accommodated and a protrusion opening through which the interlocking shaft protrudes, the supported portion being supported at a bracket member.
    Type: Application
    Filed: June 2, 2023
    Publication date: October 12, 2023
    Applicants: KUBOTA CORPORATION, KYB CORPORATION
    Inventors: Hiroshi HORII, Tetsuya AOKI, Hirotaka KOBAYASHI
  • Publication number: 20230298955
    Abstract: A region of a sealing part is effectively utilized. -A semiconductor device includes a semiconductor element, a substrate, a sealing part, and a cavity region. The substrate included in this semiconductor device is disposed adjacent to a bottom surface of the semiconductor element. The sealing part included in this semiconductor device is formed in a shape that covers an upper surface that is a surface facing the bottom surface of the semiconductor element, and seals the semiconductor element. The cavity region included in this semiconductor device is a region disposed in the sealing part and formed with a cavity.
    Type: Application
    Filed: March 5, 2021
    Publication date: September 21, 2023
    Applicants: SONY GROUP CORPORATION, SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Shigekazu ISHII, Bernadette ELLIOTT-BOWMAN, Christopher WRIGHT, Timothy BEARD, Matthew LAWRENSON, Hirotaka KOBAYASHI, Hiroyuki SHIGETA
  • Patent number: 11668530
    Abstract: Oil cooler is provided to include: a number of core plates each of which has three oil pass holes where oil flows and three cooling water pass holes where cooling water flows; heat-exchanging section where core plates are laminated to define inter-plate oil flow passage and inter-plate cooling water flow passage alternately between an adjacent pair of core plates, in which oil and cooling water can mutually independently flow in direction perpendicular to core plate lamination direction while changing its flow direction by U-turn thereby proceeding in core plate lamination direction as a whole; one end part located at one side of core plate lamination direction and provided with both oil inlet and oil outlet; and the other end part located at the other side of core plate lamination direction and provided with both cooling water inlet and cooling water outlet.
    Type: Grant
    Filed: March 11, 2020
    Date of Patent: June 6, 2023
    Assignees: MAHLE INTERNATIONAL GMBH, MAHLE JAPAN LTD.
    Inventors: Hirotaka Kobayashi, Yasuaki Suzuki, Masahiro Ariyama
  • Patent number: 11472112
    Abstract: In order to provide a composite object that can be produced at high quality and low cost using a 3D printer, a composite object includes: a first object obtained by assembling one or at least two assemblable toy blocks; and a second object constituted by one or at least two parts produced through 3D printing, and configured to be attached to the first object so as to cover at least a portion except for part of a surface thereof. Accordingly, it is possible to produce an object at high quality and low cost using a 3D printer.
    Type: Grant
    Filed: June 24, 2016
    Date of Patent: October 18, 2022
    Assignee: ANALYTICWARE, INC.
    Inventors: Kimio Momose, Hirotaka Kobayashi
  • Publication number: 20220139979
    Abstract: An improvement in heat radiation efficiency is achieved. A semiconductor device according to the present technology includes a substrate portion on which a semiconductor chip is mounted and in which an external connection terminal for performing electrical connection to the outside is formed on a rear surface on a side opposite to a front surface which is a surface on a side where the semiconductor chip is mounted, an outer wall portion that protrudes toward the front surface side in an outer circumferential portion of the substrate portion, a lid portion which is supported by the outer wall portion and covers the semiconductor chip, and a heat storage member which is disposed at a position further inside than the outer wall portion between the rear surface of the substrate portion and a rear surface of the lid portion.
    Type: Application
    Filed: January 5, 2020
    Publication date: May 5, 2022
    Inventors: TSUYOSHI WATANABE, HIROKAZU NAKAYAMA, HIROYUKI SHIGETA, HITOSHI SHIBUE, HIROTAKA KOBAYASHI, KOSUKE HAREYAMA
  • Patent number: 11311822
    Abstract: A bubble separator used in a fluid circuit for an automobile and that separates bubbles in a refrigerant may include a swirl flow formation part extending in a substantially horizontal direction, and including an internal space having a columnar shape. The bubble separator may also include a flow inlet disposed at one end of the swirl flow formation part, and being open so as to cause the refrigerant to flow in the flow inlet in a tangential direction of an inner peripheral surface of the swirl flow formation part and so as to form a swirl flow on the inner peripheral surface. The bubble separator may also include a flow outlet disposed at another end of the swirl flow formation part, and being open so as to cause the refrigerant to flow out of the flow outlet in a tangential direction from the inner peripheral surface.
    Type: Grant
    Filed: December 24, 2020
    Date of Patent: April 26, 2022
    Inventors: Yoshikazu Endo, Tsuyoshi Hagiwara, Hirotaka Kobayashi
  • Publication number: 20210233949
    Abstract: Deformation of a semiconductor chip is to be prevented in a semiconductor device in which a heat releasing plate and a circuit board are disposed. The semiconductor device includes the semiconductor chip, the circuit board, the heat releasing plate, an adhesive member, and a conductive member. The circuit board transmits a signal of the semiconductor chip. The heat releasing plate has the semiconductor chip disposed thereon, and has an opening in a region on the outer side of a semiconductor chip placement region that is a region in which the semiconductor chip is disposed. The adhesive member is disposed in a region on the outer side of the opening on a different surface of the heat releasing plate from the surface on which the semiconductor chip is disposed, and bonds the circuit board and the heat releasing plate to each other. The conductive member connects the semiconductor chip and the circuit board to each other via the opening.
    Type: Application
    Filed: June 21, 2019
    Publication date: July 29, 2021
    Inventors: DAISUKE CHINO, HIROYUKI SHIGETA, SHIGEKAZU ISHII, KOYO HOSOKAWA, HIROHISA YASUKAWA, MITSUHITO KANATAKE, KOSUKE HAREYAMA, YUTAKA OOTAKI, KIYOHISA SAKAI, ATSUSHI TSUKADA, HIROTAKA KOBAYASHI, NINAO SATO, YUKI YAMANE
  • Publication number: 20210220757
    Abstract: The separation efficiency for bubbles contained in liquid is improved. A bubble separator 20 that separates bubbles in liquid is provided.
    Type: Application
    Filed: December 24, 2020
    Publication date: July 22, 2021
    Inventors: Joshikazu Endo, Tsuyoshi Hagiwara, Hirotaka Kobayashi
  • Publication number: 20210210540
    Abstract: A method of manufacturing an imaging element having a light receiving surface curved in accordance with an aberration of an imaging lens is simplified. The imaging element includes an imaging chip, a curve forming portion, and a curve holding portion. The imaging chip includes a semiconductor chip having a rear surface on which a concave portion is formed, the rear surface being a surface different from a light receiving surface that receives light from a subject. The curve forming portion is arranged in the concave portion and forms a curved portion by curving the imaging chip at a bottom of the concave portion. The curve holding portion holds the formed curved portion.
    Type: Application
    Filed: August 9, 2019
    Publication date: July 8, 2021
    Inventor: HIROTAKA KOBAYASHI
  • Patent number: 10983435
    Abstract: An electrophotographic device equipped with a negatively-charged laminated electrophotographic photoreceptor that can be charged by a scorotron charging method, and includes a conductive substrate, and a charge generation layer and a charge transport layer sequentially provided on the conductive substrate, wherein the charge generation layer contains a charge generation material and a resin binder that is a poly(vinyl butyral) resin binder, and the charge transport layer contains a charge transport material that is either or both of stilbene compounds represented by Formula (1) and Formula (2), a binder resin, and an oxidation inhibitor that is tribenzylamine represented by Formula 3, wherein the conductive substrate is cylindrical, the electrophotographic photoreceptor has a difference between a maximum value and a minimum value of a surface potential in a circumferential direction, after exposure to ozone at an exposure dose of 100 ppm·h, that is 12 V or less.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: April 20, 2021
    Assignee: FUJI ELECTRIC CO., LTD.
    Inventor: Hirotaka Kobayashi
  • Patent number: 10868066
    Abstract: A solid-state imaging apparatus includes: a solid-state imaging device photoelectrically converting light taken by a lens; and a light shielding member shielding part of light incident on the solid-state imaging device from the lens, wherein an angle made between an edge surface of the light shielding member and an optical axis direction of the lens is larger than an incident angle of light to be incident on an edge portion of the light shielding member.
    Type: Grant
    Filed: October 3, 2019
    Date of Patent: December 15, 2020
    Assignee: Sony Corporation
    Inventors: Toshiaki Iwafuchi, Masahiko Shimizu, Hirotaka Kobayashi
  • Publication number: 20200363739
    Abstract: An electrophotographic photoreceptor having sufficient solvent resistance and crack resistance in a liquid developer and having excellent electrical characteristics, a process for producing the photoreceptor, and an electrophotographic device are provided at low cost. The electrophotographic photoreceptor includes a conductive base; and a charge generation layer and a charge transport layer sequentially provided on the conductive base.
    Type: Application
    Filed: August 3, 2020
    Publication date: November 19, 2020
    Applicant: FUJI ELECTRIC CO., LTD.
    Inventors: Masaru TAKEUCHI, Hirotaka KOBAYASHI, Fengqiang ZHU
  • Patent number: 10732527
    Abstract: An electrophotographic photoreceptor of a negatively-chargeable laminate-type includes a conductive substrate; a charge generation layer provided on the conductive substrate and including a charge generating material; and a charge transport layer provided on the charge generation layer and containing, as a binder resin, a copolymerized polycarbonate resin having a repeating unit represented by Formula (1); as a hole transporting substance, a compound having a structure represented by Formula (2); as an electron transporting substance, a compound having a structure represented by Formula (3), and, as an antioxidant, a compound represented by Structural Formula (4), where a mass ratio H/(B+H) represents a ratio of mass (H) of the hole transporting substance with respect to a sum of mass (B) of the binder resin and the mass (H) of the hole transporting substance, and satisfies Formula (5), 0.20 by mass?H/(B+H)?0.
    Type: Grant
    Filed: January 31, 2019
    Date of Patent: August 4, 2020
    Assignee: FUJI ELECTRIC CO., LTD.
    Inventors: Masaru Takeuchi, Hirotaka Kobayashi, Toshiki Obinata, Fengqiang Zhu
  • Publication number: 20200208917
    Abstract: Oil cooler is provided to include: a number of core plates each of which has three oil pass holes where oil flows and three cooling water pass holes where cooling water flows; heat-exchanging section where core plates are laminated to define inter-plate oil flow passage and inter-plate cooling water flow passage alternately between an adjacent pair of core plates, in which oil and cooling water can mutually independently flow in direction perpendicular to core plate lamination direction while changing its flow direction by U-turn thereby proceeding in core plate lamination direction as a whole; one end part located at one side of core plate lamination direction and provided with both oil inlet and oil outlet; and the other end part located at the other side of core plate lamination direction and provided with both cooling water inlet and cooling water outlet.
    Type: Application
    Filed: March 11, 2020
    Publication date: July 2, 2020
    Applicant: MAHLE FILTER SYSTEMS JAPAN CORPORATION
    Inventors: Hirotaka KOBAYASHI, Yasuaki SUZUKI, Masahiro ARIYAMA
  • Patent number: 10698140
    Abstract: An image display that is to be transferred from a support onto a substrate and displays an image including personal information, according to a possible embodiment, includes: a base layer releasably supported by the support, having a light-transmitting property, a first pattern including a hologram and/or diffraction grating and transferred onto a main surface of the base layer, the first pattern displaying a first image including at least a piece of the personal information, the first pattern including dot-shaped portions, each center of the dot-shaped portions being located on a lattice point of a virtual planer lattice; and a second pattern displaying a second image, comprising an ink, and transferred onto the main surface of the base layer. At least a part of the first pattern and at least a part of the second pattern are juxtaposed on a same plane parallel to the main surface of the base layer.
    Type: Grant
    Filed: June 8, 2018
    Date of Patent: June 30, 2020
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventors: Koichi Shinoda, Hirotaka Kobayashi
  • Patent number: 10642174
    Abstract: An electrically conductive support for use in an electrophotographic photoreceptor includes a cylindrical main body having a first end and a second end opposite to the first end in an axial direction of the main body. The main body contains an aluminum alloy and has an internal stress in a range of ?30 MPa to 5 MPa. A method of producing the electrically conductive support includes preparing a substrate containing an aluminum alloy obtained at least through an extrusion step, and heat treating the substrate to obtain the electrically conductive support. The heat treating is carried out such that, when a temperature of the heat treating is defined as T (° C.) and a time of the heat treating is defined as H (hours), an amount of the heat treating Q defined by Q=T×H is 800 or less.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: May 5, 2020
    Assignee: FUJI ELECTRIC CO., LTD.
    Inventor: Hirotaka Kobayashi
  • Patent number: 10619935
    Abstract: Oil cooler is provided to include: a number of core plates each of which has three oil pass holes where oil flows and three cooling water pass holes where cooling water flows; heat-exchanging section where core plates are laminated to define inter-plate oil flow passage and inter-plate cooling water flow passage alternately between an adjacent pair of core plates, in which oil and cooling water can mutually independently flow in direction perpendicular to core plate lamination direction while changing its flow direction by U-turn thereby proceeding in core plate lamination direction as a whole; one end part located at one side of core plate lamination direction and provided with both oil inlet and oil outlet; and the other end part located at the other side of core plate lamination direction and provided with both cooling water inlet and cooling water outlet.
    Type: Grant
    Filed: December 17, 2015
    Date of Patent: April 14, 2020
    Assignee: MAHLE FILTER SYSTEMS JAPAN CORPORATION
    Inventors: Hirotaka Kobayashi, Yasuaki Suzuki, Masahiro Ariyama
  • Publication number: 20200110335
    Abstract: A negatively-charged laminated electrophotographic photoreceptor that can be charged by a scorotron charging method, and includes a conductive substrate, and a charge generation layer and a charge transport layer sequentially provided on the conductive substrate, wherein the charge generation layer contains a charge generation material and a resin binder that is a poly(vinyl butyral) resin binder, and the charge transport layer contains a charge transport material that is either or both of stilbene compounds represented by the Formula (1) and Formula (2), a binder resin, and an oxidation inhibitor that is tribenzylamine: The electrophotographic photoreceptor is superior in ozone resistance and is capable of suppressing deterioration of image quality even in an atmosphere containing ozone at a higher concentration than before when a scorotron charging method is used, as well as an electrophotographic device equipped with the same.
    Type: Application
    Filed: August 23, 2019
    Publication date: April 9, 2020
    Applicant: FUJI ELECTRIC CO., LTD.
    Inventor: Hirotaka KOBAYASHI
  • Patent number: 10585364
    Abstract: The invention provides an electrophotographic photoreceptor, which undergoes little abrasion over long term use and is able to develop a stable image, as well as a method of producing the same and an electrophotographic device including the same. The electrophotographic photoreceptor includes a conductive substrate; and a photosensitive layer that contains an inorganic oxide and that is formed on the conductive substrate from a coating liquid. A test slurry containing 20% by mass of the inorganic oxide dispersed in a solvent for forming the coating liquid has a light transmittance of 40% or more in a test case where light having a wavelength of 780 nm irradiates the test slurry.
    Type: Grant
    Filed: April 2, 2018
    Date of Patent: March 10, 2020
    Assignee: FUJI ELECTRIC CO., LTD.
    Inventors: Shinjiro Suzuki, Tomoki Hasegawa, Fengqiang Zhu, Yuji Ogawa, Hirotaka Kobayashi
  • Publication number: 20200042940
    Abstract: To solve a conventional problem that it is not possible to easily input information related to execution of a task, an interactive apparatus includes: a topic receiving unit that receives topic information, which is a topic for identifying a task, from a user terminal; an interactive unit that acquires question information indicating a question corresponding to the topic information and transmits the question information to the user terminal, and that receives answer information indicating an answer corresponding to the question information, from the user terminal; an information group acquiring unit that acquires an information group, which is two or more pieces of information satisfying a predetermined condition, from the one or more pieces of answer information received by the interactive unit; and an accumulating unit that accumulates the information group in an external information processing apparatus. Accordingly, it is possible to easily input information related to execution of a task.
    Type: Application
    Filed: February 9, 2018
    Publication date: February 6, 2020
    Applicant: ANALYTICWARE, INC.
    Inventors: Kimio MOMOSE, Hirotaka KOBAYASHI