Patents by Inventor Koji Sakai

Koji Sakai 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).

  • Patent number: 11515596
    Abstract: A method for manufacturing an electricity-storage module includes: preparing a stacked body and first sealing portions; processing an extension portion of one or more first sealing portions included in an outer edge portion in a stacking direction of the stacked body so that an extension portion length of the one or more of first sealing portions becomes shorter than a length of the extension portions of the first sealing portions which are not included in the outer edge portion; and forming a second sealing portion that is provided at the periphery of the first sealing portions when viewed from the stacking direction and covers at least parts of outer surfaces of the first sealing portions located at stacking ends of the stacked body in the stacking direction by injection molding in which a resin material is caused to circulate in a mold frame.
    Type: Grant
    Filed: September 11, 2018
    Date of Patent: November 29, 2022
    Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Masahiro Yamada, Kojiro Tamaru, Takafumi Yamasaki, Takashi Sakai, Hiroki Maeda, Naoto Morisaku, Hiromi Ueda, Akihito Tsuge, Koji Tsukamoto
  • Patent number: 11498156
    Abstract: In a laser processing apparatus for refining magnetic domains of a grain-oriented electromagnetic steel sheet by setting a laser beam to be focused on the grain-oriented electromagnetic steel sheet and scanned in a scanning direction, the laser beam focused on the grain-oriented electromagnetic steel sheet is linearly polarized light, and an angle between a linear polarization direction and the scanning direction is higher than 45° and equal to or lower than 90°.
    Type: Grant
    Filed: July 3, 2014
    Date of Patent: November 15, 2022
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Koji Hirano, Hirofumi Imai, Hideyuki Hamamura, Tatsuhiko Sakai
  • Patent number: 11472257
    Abstract: An air-conditioning control ECU is an air-conditioning control apparatus mounted in an automated driving vehicle, and includes an occupant determining section that determines whether an occupant is in the automated driving vehicle, and a window operation controlling section that executes a window operation air-conditioning control for performing cabin air-conditioning when a determination result of the occupant determining section indicates the automated driving vehicle is in an unmanned traveling state.
    Type: Grant
    Filed: November 5, 2019
    Date of Patent: October 18, 2022
    Assignee: DENSO CORPORATION
    Inventors: Koji Sakai, Yasuhiro Sekito
  • Publication number: 20220329274
    Abstract: An interference cancellation device includes a data symbol extraction unit that extracts a data symbol portion from a received signal, a null symbol extraction unit that extracts a null symbol portion from the received signal, a data symbol power calculation unit that calculates a data symbol power estimated value, a null symbol power calculation unit that calculates a null symbol power estimated value, a null symbol spectrum calculation unit that calculates a null symbol spectrum from a null symbol signal, and an interference center frequency estimation unit that eliminates the effect of an image for an interference in calculation of an interference bandwidth when is calculating an interference center frequency estimated value, using a data symbol signal, the data symbol power estimated value, the null symbol power estimated value, and the null symbol spectrum.
    Type: Application
    Filed: June 23, 2022
    Publication date: October 13, 2022
    Applicant: Mitsubishi Electric Corporation
    Inventors: Manabu SAKAI, Koji TOMITSUKA, Hiroki IURA
  • Patent number: 11454588
    Abstract: A fluorescent spectrum correcting method includes comparing fluorescent spectrum obtained from micro-particles labeled with a plurality of fluorescent pigments with reference spectrum to separating the fluorescent spectrum into fluorescent spectrum for each pigment, and previously measured spectrum data is used as the reference spectrum.
    Type: Grant
    Filed: January 6, 2021
    Date of Patent: September 27, 2022
    Assignee: SONY CORPORATION
    Inventors: Masaya Kakuta, Koji Futamura, Yoshitsugu Sakai, Yasunobu Kato
  • Publication number: 20220295637
    Abstract: A flexible printed circuit board includes: a base film having a hole for forming a through hole; and a coil-shaped wiring layer layered on at least one surface side of the base film, wherein the wiring layer includes a land portion arranged at an inner peripheral surface of the hole and at a peripheral portion of the hole of the base film, and a winding portion arranged in a spiral shape with the land portion as an inside end portion or an outside end portion, wherein the winding portion includes a first winding portion that is an outermost circumference and a second winding portion that is inside relative to the outermost circumference, and wherein a ratio of an average thickness of the land portion to an average thickness of the second winding portion is 1.1 or more and 5 or less.
    Type: Application
    Filed: December 16, 2020
    Publication date: September 15, 2022
    Inventors: Shoichiro SAKAI, Koji NITTA, Yoshio OKA, Junichi MOTOMURA, Masanao YAMASHITA
  • Patent number: 11435565
    Abstract: A projection system has a zooming function and is configured that light rays from a telecentric system enter. The projection system is formed of seven lens groups. The first and seventh lens groups are fixed when the projection magnification is changed, and the second, third, fourth, fifth, and the sixth lens groups move along the optical axis when the projection magnification is changed. The second lens group is formed of one positive lens. The third lens group is formed of one positive lens. The fourth lens group is formed of one or two positive lenses and one negative lens having the center of curvature located at the magnifying side. The fifth lens group is formed of one negative lens having a magnifying-side aspheric surface and a demagnifying-side aspheric surface with each of the surfaces having the center of curvature located at the demagnifying side.
    Type: Grant
    Filed: September 18, 2019
    Date of Patent: September 6, 2022
    Assignee: Seiko Epson Corporation
    Inventors: Koji Shiokawa, Toshihiko Sakai
  • Patent number: 11421743
    Abstract: A constant-velocity universal joint including a generally cup-shaped outer joint member and an inner joint member that cooperate with each other to define first and second groove portions. A pinch angle by which a ball is pinched in the first groove portion is open toward an opening end of the outer joint member. A pinch angle by which the ball is pinched in the second groove is open toward a bottom wall of the outer joint member. An absolute value of the pinch angle in the first groove portion is larger than an absolute value of the pinch angle in the second groove portion in a reference state in which centerlines of the outer joint member and the inner joint member lie in a straight line.
    Type: Grant
    Filed: November 12, 2019
    Date of Patent: August 23, 2022
    Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, JTEKT Corporation
    Inventors: Yoshitaka Shinoda, Koji Matsumoto, Masahito Ikeo, Kimio Hibi, Yoshinari Sakai
  • Patent number: 11417828
    Abstract: A piezoelectric element includes a piezoelectric layer formed as a stacked structure of first, second, and third piezoelectric films. The first piezoelectric film is formed on a first electrode. The second piezoelectric film is formed on the first piezoelectric film. The third piezoelectric film is formed on the second piezoelectric film. Each of the first, second, and third piezoelectric films includes potassium, sodium, and niobium. A second electrode is formed on the piezoelectric layer. A concentration of sodium in the first piezoelectric film is greater than a concentration of sodium in the second piezoelectric film. The concentration of sodium in the second piezoelectric film is greater than a concentration of sodium in the third piezoelectric film.
    Type: Grant
    Filed: May 23, 2019
    Date of Patent: August 16, 2022
    Inventors: Tomohiro Sakai, Kazuya Kitada, Koji Sumi
  • Publication number: 20220240388
    Abstract: A printed wiring board production method that forms a base film and a conductive pattern on the base film by an additive method or a subtractive method, includes a plating process that electroplates the conductive pattern on a surface of the base film, wherein the plating process includes a shield plate arranging process that arranges a shield plate between an anode and a printed wiring board substrate that forms a cathode, and a substrate arranging process that arranges the printed wiring board substrate in a plating tank, and wherein a distance between the shield plate and the printed wiring board substrate is 50 mm or greater and 150 mm or less.
    Type: Application
    Filed: April 11, 2022
    Publication date: July 28, 2022
    Inventors: Junichi MOTOMURA, Koji NITTA, Shoichiro SAKAI, Kenji TAKAHASHI, Maki IKEBE, Kousuke MIURA, Masahiro ITOH
  • Publication number: 20220232699
    Abstract: A printed wiring board according to an aspect of the present invention includes: an electrically insulating base film; and an electrically conductive pattern stacked on at least one surface side of the base film, wherein an average width of a plurality of wiring portions included in the electrically conductive pattern is 5 ?m or greater and 20 ?m or less, wherein each of the wiring portions includes a seed layer and a plating layer, wherein the plating layer includes copper crystal planes of a (111) plane, a (200) plane, a (220) plane, and a (311) plane, and wherein an intensity ratio IR220 of an X-ray diffraction intensity of the copper crystal plane (220) obtained by Equation (1) below is 0.05 or greater and 0.
    Type: Application
    Filed: July 4, 2019
    Publication date: July 21, 2022
    Inventors: Maki IKEBE, Koji NITTA, Shoichiro SAKAI
  • Publication number: 20220225500
    Abstract: The printed circuit board includes, a first conductive layer including copper foil, an insulating base layer, and a second conductive layer including copper foil in this order, and includes a via-hole laminate that is stacked on an inner circumference and a bottom of a connection hole extending through the first conductive layer and the base layer in a thickness direction. The via-hole laminate has an electroless copper plating layer stacked on the connection hole and an electrolytic copper plating layer stacked on the electroless copper plating layer. The copper foil has copper crystal grains oriented in a (100) plane orientation, and an average crystal grain size of copper of 10 ?m or more. The electroless copper plating layer includes palladium and tin, and an amount of the palladium stacked per unit area of a surface of the copper foil is 0.18 ?g/cm2 or more and 0.40 ?g/cm2 or less.
    Type: Application
    Filed: May 15, 2020
    Publication date: July 14, 2022
    Applicants: SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO ELECTRIC PRINTED CIRCUITS, INC.
    Inventors: Junichi MOTOMURA, Koji NITTA, Shoichiro SAKAI, Mari SOGABE, Mitsutaka TSUBOKURA, Akira TSUCHIKO, Masashi IWAMOTO
  • Patent number: 11374162
    Abstract: A piezoelectric element includes a first electrode; a piezoelectric layer, placed on or above the first electrode, containing potassium, sodium, niobium, titanium, and oxygen; and a second electrode placed on or above the piezoelectric layer.
    Type: Grant
    Filed: July 10, 2018
    Date of Patent: June 28, 2022
    Inventors: Koji Sumi, Tomokazu Kobayashi, Tomohiro Sakai, Kazuya Kitada, Koichi Morozumi, Tsutomu Asakawa
  • Patent number: 11320372
    Abstract: A component sensor detects a fluid component with improved accuracy. The component sensor includes tube (3) including tube side (4) that permits inflow of fluid (2), substrate (5) provided to tube (3), first protrusion (6) provided at one end of substrate (5), second protrusion (7) provided at another end of substrate (5), light emitter (9) that emits infrared light (8) toward first protrusion (6), and light receiver (10) that receives infrared light (8). Infrared light (8) entering substrate (5) through first protrusion (6) experiences total reflection inside substrate (5) and exits through second protrusion (7) to head for light receiver (10). Tube side (4) includes two through holes (13) that each extend between an interior and an exterior of tube (3).
    Type: Grant
    Filed: October 25, 2018
    Date of Patent: May 3, 2022
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Takafumi Okudo, Shinichi Kishimoto, Masahiko Ohbayashi, Koji Sakai, Hiroki Yoshino
  • Patent number: 11321618
    Abstract: An image pickup system includes an input/output modeling section 24, the input/output modeling section 24 creating, as a population, an image group obtained when a specific target is photographed, (access image), and generating an inference model by using, as teacher data, sequential images selected from the image group created as the population, based on whether the specific target can be accessed, wherein each image of the image group is associated with date and time information and/or position information, and the input/output modeling section 24 generates an inference model for determining based on the date and time information and/or the position information whether a process to the specific target is good or bad.
    Type: Grant
    Filed: April 24, 2019
    Date of Patent: May 3, 2022
    Assignee: OM DIGITAL SOLUTIONS CORPORATION
    Inventors: Osamu Nonaka, Kazuhiko Osa, Yoichi Yoshida, Hirokazu Nozaki, Masahiro Fujimoto, Hidekazu Iwaki, Koji Sakai, Keiji Okada, Yoshihisa Ogata
  • Patent number: 11256898
    Abstract: A culture information processing device includes: a feature value computing unit that computes growth feature values indicating features of growth characteristics of cells from data acquired in a particular first subculturing process selected from among a plurality of subculturing processes included in a culture period of the cells; a condition setting unit that sets culturing conditions of a second subculturing process one process after the first subculturing process; and an information computing unit that computes, on the basis of the growth feature values computed by the feature value computing unit and the culturing conditions set by the condition setting unit, characteristics-related information related to growth characteristics in the second subculturing process.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: February 22, 2022
    Assignee: OLYMPUS CORPORATION
    Inventors: Taiji Mine, Yasunobu Iga, Yoshinobu Akahori, Koji Sakai, Kazunari Tokuda
  • Publication number: 20220036557
    Abstract: From a plurality of medical images in time phases, a target site is extracted from at least one medical image, a reference point is set on each of a target-site side, and a periphery side of the target site which are on across from each other over an outline of the extracted target site, and movement information for the reference points is calculated.
    Type: Application
    Filed: October 14, 2021
    Publication date: February 3, 2022
    Inventors: Ryo Sakamoto, Koji Sakai, Gakuto Aoyama, Kiyohide Satoh
  • Publication number: 20220022792
    Abstract: Provided is an electrode having an internal space, wherein the internal space is formed by a film including a layer containing a conductive material (conductive layer). Also provided is a method for producing an electrode, including a step (a) of forming a film including a layer containing a polymer compound (polymer compound layer) and a layer containing a conductive material (conductive layer); and a step (b) of allowing the film to form a tubular shape in a self-organized manner, using, s a driving force, a strain gradient in the thickness direction of the film.
    Type: Application
    Filed: August 7, 2019
    Publication date: January 27, 2022
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Koji SAKAI, Tetsuhiko TESHIMA, Yuko UENO, Hiroshi NAKASHIMA
  • Patent number: 11176671
    Abstract: From a plurality of medical images in time phases, a target site is extracted from at least one medical image, a reference point is set on each of a target-site side, and a periphery side of the target site which are on across from each other over an outline of the extracted target site, and movement information for the reference points is calculated.
    Type: Grant
    Filed: September 30, 2019
    Date of Patent: November 16, 2021
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Ryo Sakamoto, Koji Sakai, Gakuto Aoyama, Kiyohide Satoh
  • Patent number: RE49236
    Abstract: A contact device includes a pair of fixed contacts, a movable contactor, a contactor holder, a movable shaft, and a base. The pair of fixed contacts are aligned in a first direction. The movable contactor comes into or out of contact with the pair of fixed contacts in a second direction orthogonal to the first direction. The contactor holder holds the movable contactor. The movable shaft moves the contactor holder in the second direction so that the movable contactor comes into or out of contact with the fixed contacts. The base accommodates the fixed contacts, the movable contactor, and the contactor holder. The base has a projection projecting from a position opposing the contactor holder in a third direction orthogonal to both the first and second directions.
    Type: Grant
    Filed: June 11, 2019
    Date of Patent: October 4, 2022
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Koji Yokoyama, Satoshi Sakai