Patents by Inventor Yuki Fujita

Yuki Fujita 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: 20240150901
    Abstract: To provide a steel sheet for hot stamping that further improves productivity of a hot-stamped member, has excellent appearance, and has excellent spot weldability, and a hot-stamped member. A steel sheet for hot stamping according to the present invention includes, on the whole of at least one surface of the steel sheet, a surface-treated film whose emissivity at a wavelength of 8.0 ?m at 25° C. is 60% or more, in which the surface-treated film contains carbon black, and one or more of oxides selected from a group consisting of a Zr oxide, a Zn oxide, and a Ti oxide, in which the carbon black and the oxides exist while being dispersed over the entire surface-treated film, the surface-treated film has a silica content of 0 to 0.3 g/m2, and when an adhesion amount of the carbon black and an adhesion amount of the oxides are set to XCB (g/m2) and XOxide (g/m2), respectively, an equation (1) is satisfied.
    Type: Application
    Filed: April 8, 2021
    Publication date: May 9, 2024
    Applicant: NIPPON STEEL CORPORATION
    Inventors: Yuki SUZUKI, Kenta UENISHI, Soshi FUJITA, Masahiro FUDA
  • Publication number: 20240138735
    Abstract: A diagnosis image reading control apparatus includes: a display controller configured to perform control to display multiple images on a display; a detector configured to detect a line of sight of a user on the display; a region determination unit configured to determine where the line of sight of the user is positioned in multiple regions divided in each of the images; and a luminance adjustment unit configured to adjust luminance of the images, wherein the luminance adjustment unit is further configured to adjust to increase luminance of the region designated by the line of sight of the user in the images.
    Type: Application
    Filed: January 4, 2024
    Publication date: May 2, 2024
    Inventors: Yuki Momma, Hiroyuki Takei, Yoshiya Miyasaka, Kaoru Fujita
  • Publication number: 20240141082
    Abstract: The present invention provides a polyvinyl alcohol resin with which a polyvinyl acetal resin having a controlled particle size and forming less lumps during dissolution to exhibit excellent solubility can be produced. Provided is a polyvinyl alcohol resin containing: methyl acetate; a vinyl alcohol unit; and a vinyl acetate unit, the methyl acetate being contained in an amount of 0.05 to 3% by weight, the vinyl alcohol unit being contained in an amount of 80 to 99.5 mol %, the vinyl acetate unit having a mean chain length LA of 1 to 4.5, the vinyl alcohol unit having a mean chain length LO of 1 to 30.
    Type: Application
    Filed: March 7, 2022
    Publication date: May 2, 2024
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Yuki ISHIKAWA, Masumi FUJITA, Shizuka SUGIHARA
  • Patent number: 11974404
    Abstract: There is provided a method of producing circuit boards, including a bonding step of bonding joints of an FC-BGA circuit board component with respective joints of an interposer, followed by a resin supply step of filling an underfill in a gap between the FC-BGA circuit board component and the interposer, a resin curing step of curing the underfill, and a support release step of releasing a support from the interposer, which are performed through a sequence of the support release step, the resin supply step, and the resin curing step.
    Type: Grant
    Filed: November 16, 2021
    Date of Patent: April 30, 2024
    Assignee: TOPPAN INC.
    Inventors: Yuki Nitta, Takeshi Tamura, Masashi Sawadaishi, Takashi Fujita
  • Publication number: 20240122517
    Abstract: A biological information measurement device adapted to be attached on an upper arm of a human body and used thereon includes a belt portion adapted to be wound around the upper arm, electrocardiographic measurement means including a plurality of electrodes for detecting an electrocardiographic signal of the human body, pulse wave measurement means including a pulse wave sensor for detecting a pulse wave of the human body, heartbeat vibration measurement means including a vibration sensor for detecting vibration caused by beating of a heart of the human body, and an analysis processing unit configured to calculate a pre-ejection time and a pulse transit time of the heart based on time series data of the electrocardiographic signal, time series data of the pulse wave, and time series data of the vibration caused by the beating of the heart.
    Type: Application
    Filed: December 12, 2023
    Publication date: April 18, 2024
    Inventors: Yasuhiro KAWABATA, Kenji FUJII, Naomi MATSUMURA, Akito ITO, Yuki SAKAGUCHI, Reiji FUJITA, Daizo OKA
  • Patent number: 11961342
    Abstract: A driving assistance device includes a malfunction detection unit configured to detect a plurality of malfunctions in devices mounted on a vehicle, a candidate selection unit configured to select candidates for a plurality of actions urged on a driver in accordance with the plural malfunctions detected by the malfunction detection unit, a priority determination unit configured to choose a candidate having a higher priority as an action urged on the driver from the candidates for the plural actions selected by the candidate selection unit, and an information unit configured to inform the driver of the action to be urged on the driver chosen by the priority determination unit.
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: April 16, 2024
    Assignee: NISSAN MOTOR CO., LTD.
    Inventors: Kazuki Iijima, Yuki Fujita
  • Publication number: 20240118434
    Abstract: A positioning apparatus (100) detects pseudo ranges and carrier phase integrated values from ranging signals (L1C/A) for which augmentation information ([LC/A]) is provided, detects pseudo ranges and carrier phase integrated values from ranging signals (B1C) for which augmentation information is not provided, acquires correction data ([LC/A]) for the ranging signals generated from the augmentation information, corrects the pseudo ranges and the carrier phase integrated values of the ranging signals (L1C/A) with the correction data ([LC/A]), generates a first observation equation using the corrected pseudo ranges and carrier phase integrated values of the ranging signals (L1C/A), generates a second observation equation using a time difference value between the pseudo ranges and a time difference value between the carrier phase integrated values of the ranging signals (B1C), and performs positioning by executing a filter operation using the first observation equation and the second observation equation.
    Type: Application
    Filed: October 4, 2021
    Publication date: April 11, 2024
    Applicant: Mitsubishi Electric Corporation
    Inventors: Norizumi MOTOOKA, Takamasa KAWAGUCHI, Masayasu FUJITA, Yuki SATO
  • Publication number: 20240091842
    Abstract: A plated steel sheet for hot stamping according to one aspect of the present invention includes a steel sheet, a plating layer formed on either surface or both surfaces of the steel sheet and having an Al content of 60 mass % or more, and a surface film layer formed on the plating layer. A thickness t of the plating layer is 10 to 60 ?m. An average crystal grain diameter of the plating layer in a thickness range from an interface between the plating layer and the surface film layer to a position at ? of the thickness t is 2t/3 or less and 15.0 ?m or less. A surface film layer contains particles containing one or more elements selected from A group elements consisting of Sc, V, Mn, Fe, Co, Ce, Nb, Mo, and W. A total content of the A group elements is 0.01 to 10.0 g/m2. An average grain diameter of the particles containing the A group elements is 0.05 to 3.0 ?m.
    Type: Application
    Filed: November 29, 2019
    Publication date: March 21, 2024
    Applicant: NIPPON STEEL CORPORATION
    Inventors: Yuki SUZUKI, Soshi FUJITA, Jun MAKI, Kazuhisa KUSUMI, Masahiro FUDA
  • Publication number: 20240068080
    Abstract: A hot-stamped product with improved delayed-fracture resistance is provided. The hot-stamped product 1 includes: a steel substrate 10; and an Al film 20 formed on the steel substrate 10, the Al film 20 including: an interface layer 21 located at the interface with the steel substrate 10 and with part of the ?Fe substituted by Al and Si; an intermediate layer 22 formed on the interface layer 21; and an oxide layer formed on the intermediate layer, the intermediate layer 22 including an Fe—Al—Si phase 22a with part of the ?Fe substituted by Al and Si, the Fe—Al—Si phase 22a including one or more elements selected from the group consisting of Zr, Ce, Y, Ta, Ni, Cu, Nb, Cr, Co, V and Ti, the oxide layer 23 including one or more elements selected from the group consisting of Be, Mg, Ca, Sr, Ba, Sc and Zn.
    Type: Application
    Filed: March 14, 2022
    Publication date: February 29, 2024
    Inventors: Takashi DOI, Kenji KOBAYASHI, Naomi INATOMI, Yuki SUZUKI, Soshi FUJITA, Masahiro FUDA
  • Publication number: 20230378868
    Abstract: A noise filter includes: a voltage detector that detects a common-mode voltage; a voltage divider circuit that outputs a divided voltage divided from the common-mode voltage; multiple common-mode transformers that are connected separately to respective power lines of multiline systems connected in parallel relation to each other to an input or output of the power converter, and that superimpose a superimposing voltage having an opposite polarity to the common-mode voltage on each of the power lines of multiline systems; and an injection waveform generator that generates at least one output voltage to be outputted to primary sides of the multiple common-mode transformers, on the basis of the divided voltage. The injection waveform generator generates as the output voltage, a voltage with which a difference between the superimposing voltage to be super-imposed on each of the power lines and the common-mode voltage is within an allowable value.
    Type: Application
    Filed: November 11, 2020
    Publication date: November 23, 2023
    Applicants: Mitsubishi Electric Corporation, Mitsubishi Electric Engineering Company, Limited
    Inventors: Yuki FUJITA, Yasuaki FURUSHO, Hiroyuki ICHINOSE
  • Patent number: 11776640
    Abstract: A method for programming a non-volatile memory structure, comprises initiating a two-dimensional fractional number of bits-per-cell programming scheme of a plurality of memory cells, wherein the memory structure comprises: (1) a first memory array comprising a first population of memory cells and the associated peripheral circuitry disposed below the first population of cells, (2) a second memory array positioned above the first memory array and comprising a second population of memory cells and associated peripheral circuitry disposed above the second population of cells, and (3) a data bus tap electrically coupling the first and second memory arrays. Further, the method comprises: (1) storing input data in data latches associated with the first array and with the second array. Additionally, the method comprises converting the stored data using data conversion logic implemented by a data path circuit of the first and second arrays and rewriting the converted data to the latches.
    Type: Grant
    Filed: October 27, 2021
    Date of Patent: October 3, 2023
    Assignee: SanDisk Technologies LLC
    Inventors: Kei Kitamura, Yuki Fujita, Kyosuke Matsumoto, Masahiro Kano, Minoru Yamashita, Ryuji Yamashita, Shuzo Otsuka
  • Patent number: 11757134
    Abstract: Provided is a secondary lithium battery including: a positive electrode plate that is a sintered lithium complex oxide plate; a negative electrode containing carbon and styrene butadiene rubber (SBR); and an electrolytic solution containing lithium borofluoride (LiBF4) in a non-aqueous solvent composed of ?-butyrolactone (GBL), or composed of ethylene carbonate (EC) and ?-butyrolactone (GBL).
    Type: Grant
    Filed: March 4, 2020
    Date of Patent: September 12, 2023
    Assignee: NGK INSULATORS, LTD.
    Inventors: Yuki Fujita, Chiori Suzuki
  • Publication number: 20230179176
    Abstract: A noise filter includes: a voltage detector which detects a common mode voltage generated by a power converter; a voltage division circuit which outputs a division voltage obtained by dividing the common mode voltage detected by the voltage detector; a plurality of common mode transformers which superimpose injection voltages each having a polarity opposite to a polarity of the common mode voltage onto an output from or an input to the power converter; and an injection waveform generator which generates, on the basis of the division voltage, output voltages to be outputted to primary sides of the plurality of common mode transformers. The injection waveform generator generates the output voltages such that a difference between the common mode voltage and a total injection voltage obtained by summing the injection voltages to be superimposed by the plurality of common mode transformers is equal to or smaller than an allowable value.
    Type: Application
    Filed: June 4, 2020
    Publication date: June 8, 2023
    Applicants: Mitsubishi Electric Corporation, Mitsubishi Electric Engineering Company, Limited
    Inventors: Yuki FUJITA, Yasuaki FURUSHO, Hiroyuki ICHINOSE
  • Patent number: 11664499
    Abstract: Provided is a lithium secondary battery including: a positive electrode plate which is a lithium complex oxide sintered plate; a negative electrode layer; a separator; an electrolytic solution; and a pair of exterior films having outer peripheral edges sealed with each other to form an internal space that accommodates the battery elements, wherein the portions of the negative electrode layer and the separator corresponding to the outer extension of the battery is deviated toward the positive electrode plate side from the portions of the negative electrode layer and the separator corresponding to the body of the battery.
    Type: Grant
    Filed: June 17, 2020
    Date of Patent: May 30, 2023
    Assignee: NGK INSULATORS, LTD.
    Inventors: Haruo Otsuka, Yuki Fujita, Nobuyuki Kobayashi
  • Patent number: 11658280
    Abstract: Provided is a lithium secondary battery including: a positive electrode plate which is a lithium complex oxide sintered plate; a negative electrode layer containing carbon; a separator interposed between the positive electrode plate and the negative electrode layer; and an electrolytic solution with which the positive electrode plate, the negative electrode layer, and the separator are impregnated, wherein the positive electrode plate has a thickness of 70 to 120 ?m, the negative electrode layer has a thickness of 90 to 170 ?m, the lithium secondary battery has a rectangular flat plate shape with each side having a length of 20 to 55 mm, the lithium secondary battery has a thickness of 350 to 500 ?m, and the lithium secondary battery has an energy density of 200 to 300 mWh/cm3.
    Type: Grant
    Filed: July 2, 2020
    Date of Patent: May 23, 2023
    Assignee: NGK INSULATORS, LTD.
    Inventors: Yukinobu Yura, Masahiko Hibino, Yuki Fujita
  • Publication number: 20230131117
    Abstract: A method for programming a non-volatile memory structure, comprises initiating a two-dimensional fractional number of bits-per-cell programming scheme of a plurality of memory cells, wherein the memory structure comprises: (1) a first memory array comprising a first population of memory cells and the associated peripheral circuitry disposed below the first population of cells, (2) a second memory array positioned above the first memory array and comprising a second population of memory cells and associated peripheral circuitry disposed above the second population of cells, and (3) a data bus tap electrically coupling the first and second memory arrays. Further, the method comprises: (1) storing input data in data latches associated with the first array and with the second array. Additionally, the method comprises converting the stored data using data conversion logic implemented by a data path circuit of the first and second arrays and rewriting the converted data to the latches.
    Type: Application
    Filed: October 27, 2021
    Publication date: April 27, 2023
    Applicant: SanDisk Technologies LLC
    Inventors: Kei Kitamura, Yuki Fujita, Kyosuke Matsumoto, Masahiro Kano, Minoru Yamashita, Ryuji Yamashita, Shuzo Otsuka
  • Publication number: 20230110995
    Abstract: A method for programming a non-volatile memory structure, wherein the method comprises initiating a two-dimensional fractional number of bits-per-cell programming scheme with respect to at least a first memory cell and a second memory cell of a plurality of memory cells of the memory structure, wherein the memory structure comprises: (1) a first memory array that comprises a first population of the plurality of memory cells and associated peripheral circuitry disposed below the first population of the plurality of memory cells, (2) a second memory array that is positioned above the first memory array and comprises a second population of the plurality of memory cells and the associated peripheral circuitry that is disposed above the second population of the plurality of memory cells, and (3) a data bus tap electrically coupling the first memory array and the second memory array.
    Type: Application
    Filed: September 27, 2021
    Publication date: April 13, 2023
    Applicant: SanDisk Technologies LLC
    Inventors: Yuki Fujita, Kei Kitamura, Kyosuke Matsumoto, Masahiro Kano, Minoru Yamashita, Ryuji Yamashita, Shuzo Otsuka
  • Patent number: 11622486
    Abstract: A motor includes: a rotating shaft; a motor portion; a circuit board; a case having a circuit housing recess portion for housing the circuit board; and a cover made of a synthetic resin and sealing the opening portion of the circuit housing recess portion. The cover has an outer circumference rib and an inside rib. The outer circumference rib is located on the outer circumferential side from the opening end surface of the circuit housing recess portion and projects from the outer circumferential edge of the cover toward the front surface side of the cover and the rear surface side of the cover. The inside rib is located inside from the opening end surface and projects at least either on the front surface side of the cover or on the rear surface side of the cover.
    Type: Grant
    Filed: June 28, 2018
    Date of Patent: April 4, 2023
    Assignee: DENSO CORPORATION
    Inventors: Akihiro Otawara, Yuki Fujita, Yosuke Kanbe, Kenji Kani, Hiroyuki Okada, Yoshiaki Fukuta
  • Patent number: 11488669
    Abstract: A method for programming three page user data in a memory array of a non-volatile memory system, comprising converting each three-bit value data pattern of the user data into a representative pair of two-bit data values, simultaneously programming two single-state memory cells with a first of the pair of representative two-bit data values, wherein the two single-state memory cells are located along a first common word line of two memory cell strings, and simultaneously programming two single-state memory cells with a second of the pair of representative two-bit data values, wherein the two single-state memory cells are located along a second common word line of the two memory cell strings.
    Type: Grant
    Filed: December 29, 2020
    Date of Patent: November 1, 2022
    Assignee: SanDisk Technologies LLC
    Inventors: Keiji Nose, Hiroki Yabe, Masahiro Kano, Yuki Fujita
  • Patent number: 11424455
    Abstract: Provided is a lithium secondary battery including: a positive electrode plate being a lithium complex oxide sintered plate; a negative electrode layer; a separator; a positive electrode current collector foil; a negative electrode current collector foil; an electrolytic solution; a pair of exterior films having outer peripheral edges sealed with each other to form an internal space that accommodates the battery elements; a positive electrode tab terminal; and a negative electrode tab terminal, wherein the inner peripheral edge of the sealed part of the exterior films and the outer peripheral edge of the positive electrode plate are apart from each other at a distance Wp of 2.0 to 4.0 mm on the side on which the positive electrode tab terminal is sealed, and the electrolytic solution has a volume of 1.05 to 1.25 times the total void volume of the positive electrode plate, the separator, and the negative electrode layer.
    Type: Grant
    Filed: June 12, 2020
    Date of Patent: August 23, 2022
    Assignee: NGK Insulators, Ltd.
    Inventors: Chiori Suzuki, Yuki Fujita, Haruo Otsuka