Patents by Inventor Keisuke Yoshida

Keisuke Yoshida 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: 20220142596
    Abstract: An operation device comprises a detector configured to detect an operation on a virtual switch by an operator to operate an X-ray irradiation in an X-ray diagnosis apparatus, wherein the virtual switch is virtually set at a position settled relatively with respect to the operator and output circuitry configured to output a detection result of the operation detected by the detector to the X-ray diagnosis apparatus to be operated. This device eliminates the need for looking away from a display monitor every time the operator operates the X-ray diagnosis apparatus.
    Type: Application
    Filed: November 10, 2021
    Publication date: May 12, 2022
    Applicant: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Hajime YOSHIDA, Keisuke SUGAWARA, Hiroshi YOSHIDA, Yusuke NARABU, Akio TETSUKA, Shingo ABE
  • Publication number: 20220106324
    Abstract: A compound that inhibits interaction between murine double minute 2 (Mdm2) protein and p53 protein and exhibits anti-tumor activity is provided. The present invention provides a dispiropyrrolidine derivative represented by the following formula (1), which has various substituents, inhibits interaction between Mdm2 protein and p53 protein and exhibits anti-tumor activity, wherein R1, R2, R3, ring A, and ring B in formula (1) respectively have the same meanings as defined in the specification.
    Type: Application
    Filed: April 19, 2021
    Publication date: April 7, 2022
    Inventors: Yuuichi SUGIMOTO, Kouichi UOTO, Takanori WAKABAYASHI, Masaki MIYAZAKI, Masaki SETOGUCHI, Toru TANIGUCHI, Keisuke YOSHIDA, Akitake YAMAGUCHI, Shoko YOSHIDA
  • Publication number: 20220066377
    Abstract: An image forming apparatus includes a stacking unit, a feeding unit, an image forming unit, a discharge stacking unit, a detecting unit, a double-side feeding passage, and a controller. In a case that subsequent to a current recording material, a subsequent recording material is discharged, the controller determines a feeding timing of the subsequent recording material depending on a discharge interval time from discharge of the current recording material on the discharge stacking unit to discharge of the subsequent recording material on the discharge stacking unit, and determines the discharge interval time on the basis of print information of at least the subsequent recording material.
    Type: Application
    Filed: August 10, 2021
    Publication date: March 3, 2022
    Inventor: Keisuke Yoshida
  • Patent number: 11226529
    Abstract: A liquid crystal display device includes an active matrix substrate, a counter substrate, and a liquid crystal layer. The active matrix substrate includes a top gate type oxide semiconductor TFT a plurality of gate wiring lines a plurality of source and an interlayer insulating layer The counter substrate includes a plurality of columnar spacers provided on a second substrate. Each columnar spacer is disposed in an intersecting region where the gate wiring line and the source wiring line intersect. A front face of the active matrix substrate on the liquid crystal layer side includes a plurality of first ridges overlapping the plurality of gate wiring lines and a plurality of second ridges overlapping the plurality of source wiring lines.
    Type: Grant
    Filed: July 22, 2020
    Date of Patent: January 18, 2022
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Keisuke Yoshida, Kohhei Tanaka
  • Patent number: 11156403
    Abstract: A graphite-containing refractory has higher bending strength and fracture energy than known refractories. The graphite-containing refractory has a graphite content of 1% to 80% by mass. 1000 to 300000 carbon fibers with a fiber diameter of 1 to 45 ?m/fiber are bundled. The carbon fiber bundle has a length of 100 mm or more and is placed within the graphite-containing refractory to form the same.
    Type: Grant
    Filed: February 1, 2018
    Date of Patent: October 26, 2021
    Assignee: JFE Steel Corporation
    Inventors: Keisuke Yoshida, Hisahiro Matsunaga, Yoichiro Hama
  • Publication number: 20210302882
    Abstract: A fixing apparatus includes a belt, a pad member, a pressure member, a heating roller, a stretching roller, and, an outer stretching roller. The outer stretching roller disposed between the heating roller and the stretching roller and configured to press the heating roller from an outer surface of the belt and bring the belt into contact with the heating roller. In a cross section orthogonal to a rotation axis of the pressure member, a surface between the heating roller and the stretching roller of the belt in a state where the belt is pushed toward the heating roller by the outer stretching roller is located inside that of the belt in a state where the outer stretching roller is removed.
    Type: Application
    Filed: March 23, 2021
    Publication date: September 30, 2021
    Inventors: Shutaro Saito, Keisuke Yoshida, Atsushi Ishigami
  • Publication number: 20210270529
    Abstract: A method of producing a graphite-containing refractory within which carbon fiber bundles are placed, the graphite constituting 1% to 80% by mass, the method including a bundling step of bundling carbon fibers to form the carbon fiber bundles; a mixing step of mixing a refractory raw material with graphite to prepare a graphite-containing refractory raw material; a pressing step of pressing the graphite-containing refractory raw material in which the carbon fiber bundles are placed to prepare a formed product; and a drying step of drying the pressed product, wherein the bundling step includes bundling 1000 to 300000 of the carbon fibers with a fiber diameter of 1 to 45 ?m/fiber to form carbon fiber bundles 100 mm or more in length.
    Type: Application
    Filed: May 21, 2021
    Publication date: September 2, 2021
    Inventors: Keisuke Yoshida, Hisahiro Matsunaga, Yoichiro Hama
  • Patent number: 11067843
    Abstract: A display device for a head-mounted display includes a first display panel and a second display panel that are arranged in parallel. The first display panel and second display panel each include a pair of substrates having a plane sectioned into a display region and a non-display region, and a columnar spacer interposed between the substrates. The substrate includes a spacer lightproof portion placed over the spacer. The first display panel and second display panel do not coincide with each other with regard to a location where the spacer lightproof portion in the display region is disposed.
    Type: Grant
    Filed: March 30, 2020
    Date of Patent: July 20, 2021
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Kuniaki Okada, Hiromi Katoh, Keisuke Yoshida
  • Patent number: 11022920
    Abstract: An image forming apparatus includes a control unit configured to perform a rubbing mode in which a rubbing rotatable member moves from a separation position to an abutment position in a state where a fixing belt is in a stop state. The control unit is configured to control a contact-and-separation mechanism in the rubbing mode such that if a predetermined temperature to which the fixing belt is heated is a first temperature, the rubbing rotatable member moves from the abutment position to the separation position at a timing when a first time has elapsed since the rubbing rotatable member abutted against the surface of the fixing belt, and if the predetermined temperature is a second temperature higher than the first temperature, the rubbing rotatable member moves from the abutment position to the separation position at a timing when a second time shorter than the first time has elapsed.
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: June 1, 2021
    Assignee: Canon Kabushiki Kaisha
    Inventors: Takeshi Kozuma, Keisuke Yoshida, Asuna Fukamachi, Shohei Tsuzaki
  • Patent number: 10976626
    Abstract: A display device includes: an active matrix substrate including a plurality of pixels arrayed in a matrix shape, wherein the active matrix substrate includes, in each of the plurality of pixels, a TFT, an insulating layer substantially covering the TFT, a pixel electrode formed of a transparent conductive material and electrically connected to the TFT, a color filter located between the TFT and the pixel electrode, and an intermediate layer electrode formed of a transparent conductive material, at least partially located between the insulating layer and the color filter, and electrically connecting a drain electrode of the TFT to the pixel electrode, the pixel electrode is connected to the intermediate layer electrode at a contact hole formed in the color filter, and when viewed in a normal direction of a display surface, the contact hole at least partially overlaps a gate electrode of the TFT.
    Type: Grant
    Filed: June 8, 2020
    Date of Patent: April 13, 2021
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Kuniaki Okada, Keisuke Yoshida
  • Publication number: 20210026211
    Abstract: A liquid crystal display device includes an active matrix substrate, a counter substrate, and a liquid crystal layer. The active matrix substrate includes a top gate type oxide semiconductor TFT a plurality of gate wiring lines a plurality of source and an interlayer insulating layer The counter substrate includes a plurality of columnar spacers provided on a second substrate. Each columnar spacer is disposed in an intersecting region where the gate wiring line and the source wiring line intersect. A front face of the active matrix substrate on the liquid crystal layer side includes a plurality of first ridges overlapping the plurality of gate wiring lines and a plurality of second ridges overlapping the plurality of source wiring lines.
    Type: Application
    Filed: July 22, 2020
    Publication date: January 28, 2021
    Inventors: Keisuke YOSHIDA, Kohhei TANAKA
  • Patent number: 10877342
    Abstract: Provided is a display device in which variation in white balance is suppressed even if wiring lines are arranged in pixels. The display device includes: gate lines; source lines 15S; drive elements connected to the gate lines and the source lines 15S; pixel electrodes connected to the drive elements; and color filters provided corresponding to the pixel electrodes. The pixel electrodes are provided in one-to-one correspondence with subpixels, and a plurality of subpixels 18R, 18G, and 18B constitute one pixel. The display device further includes wiring lines L provided in a pixel region so as to extend along either the gate lines or the source lines. At least some of the wiring lines L are arranged in pixel aperture regions of the subpixels 18. The arrangement pitch P1 of the wiring lines L is larger than the pixel pitch (3×Sa).
    Type: Grant
    Filed: March 29, 2018
    Date of Patent: December 29, 2020
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Kohhei Tanaka, Ryo Yonebayashi, Keisuke Yoshida, Takayuki Nishiyama, Tokihiro Yokono
  • Publication number: 20200393730
    Abstract: A display device includes: an active matrix substrate including a plurality of pixels arrayed in a matrix shape, wherein the active matrix substrate includes, in each of the plurality of pixels, a TFT, an insulating layer substantially covering the TFT, a pixel electrode formed of a transparent conductive material and electrically connected to the TFT, a color filter located between the TFT and the pixel electrode, and an intermediate layer electrode formed of a transparent conductive material, at least partially located between the insulating layer and the color filter, and electrically connecting a drain electrode of the TFT to the pixel electrode, the pixel electrode is connected to the intermediate layer electrode at a contact hole formed in the color filter, and when viewed in a normal direction of a display surface, the contact hole at least partially overlaps a gate electrode of the TFT.
    Type: Application
    Filed: June 8, 2020
    Publication date: December 17, 2020
    Inventors: Kuniaki OKADA, Keisuke YOSHIDA
  • Patent number: 10858751
    Abstract: A surface-treated steel sheet for cans forming a coating of a compound containing chiefly Zr and containing F, the amount of Zr being 80 to 200 mg/m2 and the amount of F being not less than 12 mg/m2 in the coating on the surface that becomes the outer surface side of the can. The surface-treated steel sheet is capable of effectively preventing the resin coating from peeling on the outer surface side of the can at dented portions.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: December 8, 2020
    Assignees: TOYO SEIKAN CO., LTD., TOYO KOHAN CO., LTD.
    Inventors: Mitsuhide Aihara, Wataru Kurokawa, Munemitsu Hirotsu, Kunihiro Yoshimura, Satoko Harada, Kousuke Sasaki, Masahiko Matsukawa, Miwa Uchikawa, Keisuke Yoshida
  • Patent number: 10859953
    Abstract: An image fixing device for fixing an image on a sheet includes a rotatable fixing film, a heater, a rotatable pressing member, a holding member, and a metal sheet. The heater is provided on an inner surface of the fixing belt. The rotatable pressing member is provided in contact with an outer peripheral surface of the film to press against the heater through the film, thus forming a nip configured to nip and feed the sheet. The holding member includes a guide portion configured to guide the rotation of the fixing film and to hold the heater. The metal sheet covers the heater and an area of guide portion slidable relative to an inner surface of the fixing film. The metal sheet has a thermal conductivity ?10W/(m·° C.) and has a thickness more than 0 ?m and not more than 50 ?m.
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: December 8, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventors: Asuna Fukamachi, Shohei Tsuzaki, Keisuke Yoshida, Takeshi Kozuma
  • Publication number: 20200319499
    Abstract: A display device for a head-mounted display includes a first display panel and a second display panel that are arranged in parallel. The first display panel and second display panel each include a pair of substrates having a plane sectioned into a display region and a non-display region, and a columnar spacer interposed between the substrates. The substrate includes a spacer lightproof portion placed over the spacer. The first display panel and second display panel do not coincide with each other with regard to a location where the spacer lightproof portion in the display region is disposed.
    Type: Application
    Filed: March 30, 2020
    Publication date: October 8, 2020
    Inventors: KUNIAKI OKADA, HIROMI KATOH, KEISUKE YOSHIDA
  • Patent number: 10790649
    Abstract: A removing apparatus (2) includes a first removing section (11) and a second removing section (12). The first removing section (11) includes a rotating disk (15) and a driven roller (16). The rotating disk (15) has a pair of left and right first to fourth left and right removing blades (21) to (24) attached thereto. When the rotating disk (15) rotates in a counterclockwise direction, a coil conductive wire (3) sandwiched between the rotating disk (15) and the driven roller (16) is transferred in a transfer direction. When the rotating disk (15) rotates in a counterclockwise direction, the left and right side surface portions of the insulating coating (4) are removed by a blade portion (21b) of a pair of left and right first left and right removing blades (21).
    Type: Grant
    Filed: November 26, 2018
    Date of Patent: September 29, 2020
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Takuro Yoshimura, Kotaro Yoshida, Ryuzo Sakamoto, Masafumi Saito, Keisuke Yoshida
  • Patent number: 10734931
    Abstract: As a configuration of carrying out a turning operation of a brushless synchronous power generation apparatus, there are provided a synchronous generator, an AC exciter, a rotary rectifier attached to an armature of the AC exciter, and short-circuiting means which three-phase short-circuits armature windings of the AC exciter, wherein the armature windings of the AC exciter are short-circuited, causing the AC exciter to operate as an induction motor, thus rotating the rotor shaft of the synchronous generator.
    Type: Grant
    Filed: August 23, 2016
    Date of Patent: August 4, 2020
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Ryoji Miyatake, Ayumu Yamada, Keisuke Yoshida
  • Patent number: 10714806
    Abstract: A bi-directional coupler includes a first individual directional coupler and a second individual directional coupler, which are individual electronic components having mutually equivalent circuit configurations. Each of the first and second individual directional couplers includes: a first terminal; a second terminal; a third terminal; a fourth terminal; a main line connecting the first terminal and the second terminal; and a subline connecting the third terminal and the fourth terminal. The subline includes first and second coupling line sections configured to be electromagnetically coupled to the main line, and a matching section provided between the first and second coupling line sections. The second terminal of the second individual directional coupler is electrically connected to the second terminal of the first individual directional coupler.
    Type: Grant
    Filed: October 30, 2018
    Date of Patent: July 14, 2020
    Assignee: TDK CORPORATION
    Inventors: Noriaki Ootsuka, Keisuke Yoshida
  • Patent number: 10714038
    Abstract: A display device has an active matrix substrate including: a plurality of gate lines; a plurality of sub-gate lines provided to each of the gate lines, the sub-gate lines extends in a direction intersecting at right angles with a direction of the gate lines extending; first driving circuitry provided in a frame area and scanning the gate lines; a second driving circuitry provided in the frame area and scanning the sub-gate lines, where each of the sub-gate lines is connected with the gate line in a display area, the first driving circuitry supplies a scanning signal to each of the gate lines via both ends of the gate line, and the second driving circuitry includes n driving circuits supplying the scanning signal to each of the sub-gate lines, via at least one end of the sub-gate line.
    Type: Grant
    Filed: October 13, 2018
    Date of Patent: July 14, 2020
    Assignee: SHARP KABUSHIKI KAISHA
    Inventor: Keisuke Yoshida