Patents by Inventor Takashi Kobayashi

Takashi 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).

  • LABEL WITH PRIZE AND METHOD FOR PRODUCING SAME
    Publication number: 20200172281
    Abstract: The present invention provides a label with a prize offer having excellent concealment of a prize display and also provides a method enabling accurate and inexpensive production of the label. A label having a prize offer, wherein, using a center impression-type flexographic printing machine, a design layer, a prize offer display layer, and an underlayer are formed lying one over another by printing on a rear surface side of a translucent film, an opaque display base portion having high light-blocking properties is provided on the design layer, rear overprinting is performed on the prize offer display layer, while a transparent prize display is also provided to lie over the display base portion, or is not provided, back-rear printing is performed in the same color as the rear overprinting on the underlayer, and a transparent display window portion is provided to be aligned with the display base portion.
    Type: Application
    Filed: May 24, 2018
    Publication date: June 4, 2020
    Inventors: Kenshi MATSUOKA, Akiyoshi KANO, Takashi KOBAYASHI
  • HOT-PRESSED MEMBER AND METHOD FOR MANUFACTURING SAME, AND COLD-ROLLED STEEL SHEET FOR HOT PRESSING AND METHOD FOR MANUFACTURING SAME
    Publication number: 20200172991
    Abstract: Disclosed is a hot-pressed member that can exhibit very high tensile strength after hot pressing, excellent delayed fracture resistance, and high tensile shear stress after resistance spot welding by properly adjusting its chemical composition and its microstructure such that at least 20 Nb-based precipitates having a grain size of less than 0.10 ?m are present on average per 100 ?m2 of a cross section parallel to a thickness direction of the member, a prior austenite average grain size is 8 ?m or less, an average aspect ratio of prior austenite grains is 2.5 or less, and a volume fraction of martensite is 90% or more, and such that a standard deviation of Vickers hardness measured every 200 ?m on a surface of the member is 40 or less.
    Type: Application
    Filed: March 30, 2018
    Publication date: June 4, 2020
    Applicant: JFE STEEL CORPORATION
    Inventors: Katsutoshi TAKASHIMA, Takashi KOBAYASHI, Yoshimasa FUNAKAWA, Seiji NAKAJIMA
  • HOT-PRESSED MEMBER AND METHOD FOR MANUFACTURING SAME, AND COLD-ROLLED STEEL SHEET FOR HOT PRESSING AND METHOD FOR MANUFACTURING SAME
    Publication number: 20200131597
    Abstract: Disclosed is a hot-pressed member that can exhibit very high tensile strength after hot pressing as high as TS: 1780 MPa or more, and excellent resistance to resistance welding cracking by properly adjusting its chemical composition and its microstructure such that a prior austenite average grain size is 7.5 ?m or less, a volume fraction of martensite is 95% or more, and at least 10 Nb-based and Ti-based precipitates having a grain size of less than 0.10 ?m are present on average per 100 ?m2 of a cross section parallel to a thickness direction of the member within a range of 100 ?m or less in the thickness direction from the surface of the member, and such that a B concentration in prior austenite grain boundaries is at least 3.0 times a B concentration at a position 5 nm away from the grain boundaries.
    Type: Application
    Filed: March 30, 2018
    Publication date: April 30, 2020
    Applicant: JFE STEEL CORPORATION
    Inventors: Katsutoshi TAKASHIMA, Takashi KOBAYASHI, Yoshimasa FUNAKAWA, Seiji NAKAJIMA
  • HOT-PRESSED MEMBER AND METHOD FOR MANUFACTURING SAME, AND COLD-ROLLED STEEL SHEET FOR HOT PRESSING AND METHOD FOR MANUFACTURING SAME
    Publication number: 20200131596
    Abstract: Disclosed is a hot-pressed member that can exhibit very high tensile strength after hot pressing as high as TS: 1780 MPa or more and excellent delayed fracture resistance after projection welding by properly adjusting its chemical composition and its microstructure such that at least 5 Ti-based precipitates having a grain size of 0.10 ?m or less are present on average per 100 ?m2 of a cross section parallel to a thickness direction of the member within a range of 100 ?m in a thickness direction from a surface of the member, a volume fraction of martensite is 95% to 100% within a depth range of 20 ?m to 100 ?m in the thickness direction from the surface of the member, and at least 10 cementite grains having a grain size of less than 0.20 ?m are present on average in a prior austenite grain.
    Type: Application
    Filed: March 30, 2018
    Publication date: April 30, 2020
    Applicant: JFE STEEL CORPORATION
    Inventors: Katsutoshi TAKASHIMA, Takashi KOBAYASHI, Yoshimasa FUNAKAWA, Seiji NAKAJIMA
  • SEMICONDUCTOR MEMORY DEVICE APPLYING DIFFERENT VOLTAGES TO RESPECTIVE SELECT GATE LINES
    Publication number: 20200090751
    Abstract: According to one embodiment, a semiconductor memory device includes: a memory string including first and second select transistors and memory cell transistors; a bit line connected to the first select transistor; word lines which are connected to gates of the memory cell transistors, respectively; first and second select gate lines which are connected to gates of the first and second select transistors, respectively; a first contact plug connected to the first select gate line; a first wiring layer provided on the first contact plug; a second contact plug connected to the second select gate line; a second wiring layer provided on the second contact plug; and a row decoder connected to the first and second wiring layers. The row decoder applies different voltages to the first select gate line and the second select gate line.
    Type: Application
    Filed: November 22, 2019
    Publication date: March 19, 2020
    Applicant: Toshiba Memory Corporation
    Inventors: Takashi KOBAYASHI, Yoichi MINEMURA, Eietsu TAKAHASHI, Masaki KONDO, Daisuke HAGISHIMA
  • Work vehicle with speed control system
    Patent number: 10569783
    Abstract: Work vehicle having a coupling member which is switchable between a coupled state where left/right brake operation tools are integrally coupled and a released state releasing the coupling. A coupled state detector is utilized. A controller controls a traveling state and is switchable between a first or normal mode and a second or vehicle speed suppression mode. The second or vehicle speed suppression mode can be switched back to the first or normal mode when the coupled state is detected and a predetermined releasing operation is performed.
    Type: Grant
    Filed: June 9, 2017
    Date of Patent: February 25, 2020
    Assignee: KUBOTA CORPORATION
    Inventors: Yoshihiko Kuroshita, Susumu Umemoto, Yoshitomo Fujimoto, Takashi Kobayashi
  • Method for bonding steel material and device for bonding steel material
    Patent number: 10562129
    Abstract: First steel material, a carbon sheet, and second steel material are put in a state of being separated from each other, and bonding parts are heated by, for example, applying current from a power supply to the carbon sheet. Alternatively, the bonding parts may be heated by an inductive heating coil. Thereafter, heating is terminated if the bonding parts reaching greater than or equal to the eutectic point and less than the liquidus line temperature is detected in the Fe—C phase diagram. Furthermore, the carbon sheet is made to be sandwiched between the first steel material and the second steel material.
    Type: Grant
    Filed: November 25, 2016
    Date of Patent: February 18, 2020
    Assignee: HONDA MOTOR CO., LTD.
    Inventor: Takashi Kobayashi
  • HIGH-STRENGTH STEEL SHEET AND METHOD FOR PRODUCING THE SAME
    Publication number: 20200040420
    Abstract: There is provided a high-strength steel sheet and a method for producing the same. The high-strength steel sheet has a specified chemical composition and a steel microstructure including, by area fraction, 75.0% or more tempered martensite, 1.0% or more and 20.0% or less fresh martensite, and 5.0% or more and 20.0% or less retained austenite. A hardness ratio of the fresh martensite to the tempered martensite is 1.5 or more and 3.0 or less, the ratio of the maximum KAM value in the tempered martensite in the vicinity of the heterophase interface between the tempered martensite and the fresh martensite to the average KAM value in the tempered martensite is 1.5 or more and 30.0 or less, and the average of ratios of grain sizes of prior austenite grains in the rolling direction to those in the thickness direction is 2.0 or less.
    Type: Application
    Filed: February 9, 2018
    Publication date: February 6, 2020
    Applicant: JFE STEEL CORPORATION
    Inventors: Hidekazu MINAMI, Fusae SHIIMORI, Shinjiro KANEKO, Takashi KOBAYASHI, Yuji TANAKA
  • Resin composition, prepreg, metal foil-clad laminate, resin composite sheet, and printed wiring board
    Patent number: 10550244
    Abstract: A resin composition comprising one or more cyanate compounds (A) selected from a group consisting of a naphthol aralkyl-based cyanate compound, a naphthylene ether-based cyanate compound, a xylene resin-based cyanate compound, a trisphenolmethane-based cyanate compound, and an adamantane skeleton-based cyanate compound; a polymaleimide compound (B) represented by general formula (1); and a filler (C).
    Type: Grant
    Filed: November 4, 2015
    Date of Patent: February 4, 2020
    Assignee: MITSUBISHI GAS CHEMICAL COMPANY, INC.
    Inventors: Takashi Kobayashi, Kentaro Takano, Sotaro Hiramatsu
  • Image forming device including handle with shiftable operational positions
    Patent number: 10545452
    Abstract: An image forming device includes a development unit that forms a toner image, a fixation unit that includes a handle including a grip part and fixes the toner image transferred to a record medium on the record medium and a heat insulation duct that is situated between the development unit and the fixation unit and inhibits transmission of heat of the fixation unit to the development unit. The handle is provided to be able to shift between an operational position for being gripped by an operator and an operating position at which the handle is in contact with the heat insulation duct.
    Type: Grant
    Filed: January 16, 2019
    Date of Patent: January 28, 2020
    Assignee: Oki Data Corporation
    Inventors: Takashi Kobayashi, Yuta Kobayashi
  • INFORMATION PROCESSING APPARATUS, COMMUNICATION INSPECTING METHOD AND MEDIUM
    Publication number: 20200021608
    Abstract: To detect a communication by a predetermined type of software, which disguises normal communication, an information processing apparatus includes: a communication data acquiring unit 21 configured to acquire communication data generated by a terminal connected to a network; a distribution calculating unit 24 configured to calculate distribution of attribute information of a plurality of communications with a same communication destination, based on the acquired communication data; and an estimating unit 25 configured to estimate whether a detected communication is a communication by a predetermined type of software by determining whether the calculated distribution satisfies a predetermined criterion.
    Type: Application
    Filed: October 16, 2018
    Publication date: January 16, 2020
    Applicant: PFU LIMITED
    Inventors: Seigo Terada, Keiji Michine, Takashi Kobayashi
  • Semiconductor memory device applying different voltages to respective select gate lines
    Patent number: 10522227
    Abstract: According to one embodiment, a semiconductor memory device includes: a memory string including first and second select transistors and memory cell transistors; a bit line connected to the first select transistor; word lines which are connected to gates of the memory cell transistors, respectively; first and second select gate lines which are connected to gates of the first and second select transistors, respectively; a first contact plug connected to the first select gate line; a first wiring layer provided on the first contact plug; a second contact plug connected to the second select gate line; a second wiring layer provided on the second contact plug; and a row decoder connected to the first and second wiring layers. The row decoder applies different voltages to the first select gate line and the second select gate line.
    Type: Grant
    Filed: March 9, 2018
    Date of Patent: December 31, 2019
    Assignee: Toshiba Memory Corporation
    Inventors: Takashi Kobayashi, Yoichi Minemura, Eietsu Takahashi, Masaki Kondo, Daisuke Hagishima
  • SOLDERING SYSTEM, CONTROL DEVICE, CONTROL METHOD, AND PROGRAM
    Publication number: 20190375036
    Abstract: A soldering system includes a temperature measurement device that measures a temperature distribution of a surface of a substrate. The soldering system also includes a driver that drives the soldering system based on a control parameter obtained from the temperature distribution measured by the temperature measurement device.
    Type: Application
    Filed: January 26, 2018
    Publication date: December 12, 2019
    Applicant: Mitsubishi Electric Corporation
    Inventors: Takashi Kobayashi, Masayoshi Tamura, Nobuyasu Kitagawa, Tsuyoshi Tanabe
  • HIGH-STRENGTH STEEL SHEET AND METHOD FOR PRODUCING THE SAME
    Publication number: 20190360081
    Abstract: There is provided a high-strength steel sheet and a method for producing the same. The steel sheet has a specified chemical composition and a microstructure including, in terms of area percentage, 20.0% or more and 60.0% or less ferrite, 40.0% or more and 80.0% or less of a hard phase composed of bainitic ferrite, tempered martensite, fresh martensite, and retained austenite, 35.0% or more and 55.0% or less bainitic ferrite with respect to the entire hard phase, 20.0% or more and 40.0% or less tempered martensite with respect to the entire hard phase, 3.0% or more and 15.0% or less fresh martensite with respect to the entire hard phase, and 5.0% or more and 20.0% or less retained austenite with respect to the entire hard phase.
    Type: Application
    Filed: February 9, 2018
    Publication date: November 28, 2019
    Applicant: JFE STEEL CORPORATION
    Inventors: Hidekazu MINAMI, Takashi KOBAYASHI, Shinjiro KANEKO, Yuji TANAKA
  • Printing device and printing method
    Patent number: 10464318
    Abstract: A printing device includes a discharge control unit configured to, with a first movement of a printing head, among a one end side nozzle group using nozzles of one end side of a nozzle row, an other end side nozzle group using nozzles of an other end side of the nozzle row, and a center nozzle group using nozzles of the nozzle row that do not correspond to the one end side nozzle group and the other end side nozzle group, discharge ink on a designated area on a print medium from the nozzles included in the center nozzle group and the other end side nozzle group, and with a second movement which is the movement of the printing head the next time after the first movement, discharge the ink on the designated area from the nozzles included in the center nozzle group and the one end side nozzle group.
    Type: Grant
    Filed: October 13, 2016
    Date of Patent: November 5, 2019
    Assignee: Seiko Epson Corporation
    Inventor: Takashi Kobayashi
  • IMAGE PROCESSING APPARATUS AND CONTROL METHOD THEREOF
    Publication number: 20190327423
    Abstract: An image processing apparatus generates a second image having a second dynamic range which is narrower than a first dynamic range by processing a first image having the first dynamic range, generates an image that includes a distribution image for indicating luminance distribution of the first image and a scale image for indicating a predetermined luminance level in the second dynamic range, and controls a display unit to display the image.
    Type: Application
    Filed: April 18, 2019
    Publication date: October 24, 2019
    Inventors: Takayuki Sudo, Takashi Kobayashi
  • HIGH-STRENGTH STEEL SHEET AND METHOD FOR PRODUCING SAME
    Publication number: 20190284656
    Abstract: To provide a high-strength steel sheet with excellent ductility and hole expansion formability, a yield ratio of less than 68%, and a tensile strength of 980 MPa or more, by having a predetermined chemical composition and a microstructure where ferrite is 15% or more and 55% or less and martensite is 15% or more and 30% or less in area ratio, retained austenite is 12% or more in volume fraction, the average grain size of ferrite, martensite and retained austenite is 4.0 ?m or less, 2.0 ?m or less and 2.0 ?m or less respectively, the average aspect ratio of crystal grain of ferrite, martensite and retained austenite is each more than 2.0 and 15.0 or less, and the value obtained by dividing the Mn content (mass %) in retained austenite by the Mn content (mass %) in ferrite is 2.0 or more.
    Type: Application
    Filed: November 15, 2017
    Publication date: September 19, 2019
    Applicant: JFE STEEL CORPORATION
    Inventors: Yoshiyasu KAWASAKI, Takako YAMASHITA, Masayasu UENO, Yuki TOJI, Takashi KOBAYASHI, Yoshimasa FUNAKAWA
  • STEEL SHEET, COATED STEEL SHEET, AND METHODS FOR MANUFACTURING SAME
    Publication number: 20190276907
    Abstract: A steel sheet having TS of 590 MPa or more and YR of 68% or more is obtained by providing a predetermined chemical composition and a predetermined steel microstructure, where an average aspect ratio of crystal grains of each phase (polygonal ferrite, martensite, and retained austenite) is 2.0 or more and 15.0 or less, wherein the polygonal ferrite has an average grain size of 6 ?m or less, the martensite has an average grain size of 3 ?m or less, the retained austenite has an average grain size of 3 ?m or less, and a value obtained by dividing a Mn content in the retained austenite in mass % by a Mn content in the polygonal ferrite in mass % equals 2.0 or more.
    Type: Application
    Filed: March 8, 2017
    Publication date: September 12, 2019
    Applicant: JFE STEEL CORPORATION
    Inventors: Takako YAMASHITA, Yoshiyasu KAWASAKI, Takashi KOBAYASHI, Masayasu UENO, Yasunobu NAGATAKI
  • Coated [alpha]-sulfofatty acid alkyl ester salt particle group, method for producing same, and powder detergent
    Patent number: 10407645
    Abstract: A coated ?-sulfofatty acid alkyl ester salt particle group containing ?-sulfofatty acid alkyl ester salt particles (A) and a zeolite particle group-containing coating component (B) with which the particles (A) are coated, in which the zeolite particle group is a zeolite particle group (b1) having a mean particle size of equal to or greater than 0.8 ?m and less than 3.8 ?m.
    Type: Grant
    Filed: October 1, 2015
    Date of Patent: September 10, 2019
    Assignee: Lion Corporation
    Inventors: Yoichi Ebashi, Yohei Nogami, Takashi Kobayashi, Kensuke Itakura, Kenji Morimura, Masashi Hara, Hideaki Watanabe
  • HIGH-STRENGTH STEEL SHEET AND METHOD FOR PRODUCING SAME
    Publication number: 20190271051
    Abstract: To provide a high-strength steel sheet with excellent ductility and hole expansion formability, a yield ratio of less than 68%, and a tensile strength of 590 MPa or more, by having a predetermined chemical composition and a microstructure where ferrite is 35% or more and 80% or less and martensite is 5% or more and 25% or less in area ratio, retained austenite is 8% or more in volume fraction, the average grain size of ferrite, martensite and retained austenite is 6.0 ?m or less, 3.0 ?m or less and 3.0 ?m or less respectively, the average aspect ratio of crystal grain of ferrite, martensite and retained austenite is each more than 2.0 and 15.0 or less, and the value obtained by dividing the Mn content (mass %) in retained austenite by the Mn content (mass %) in ferrite is 2.0 or more.
    Type: Application
    Filed: November 15, 2017
    Publication date: September 5, 2019
    Applicant: JFE STEEL CORPORATION
    Inventors: Yoshiyasu KAWASAKI, Takako YAMASHITA, Masayasu UENO, Yuki TOJI, Takashi KOBAYASHI, Yoshimasa FUNAKAWA