Patents by Inventor Akira Matsushita

Akira Matsushita 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: 10843474
    Abstract: A liquid container unit includes: a liquid container including: a plurality of liquid storage portions; and a plurality of injection ports which are provided to the respective plurality of liquid storage portions, and are configured to enable injection of liquid into the plurality of liquid storage portions; and an injection port cover which is provided to the liquid container so as to be rotatable and is configured to cover the plurality of injection ports so as to be openable and closable, the injection port cover including a plurality of stopper members configured to close the plurality of injection ports when the injection port cover is closed.
    Type: Grant
    Filed: July 17, 2019
    Date of Patent: November 24, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventors: Atsushi Arai, Tomoki Yamamuro, Tatsuaki Orihara, Takeho Miyashita, Kazuya Yoshii, Norihiro Ikebe, Akira Shiba, Ryo Shimamura, Masatoshi Ohira, Hirofumi Okuhara, Kazumasa Matsushita, Misato Furuya
  • Patent number: 10839127
    Abstract: A temperature calculation method for a substrate, the temperature calculation method includes: calculating, by a computer performing a circuit simulation based on a resistance equivalent to a component that joins two substrates included in a target model of an analysis, a value of a current that flows through the component or voltage values in respective end portions of the component; setting, based on model information for expressing the target model, the current value or the voltage values in a first surface and a second surface that are included in surfaces of an outer shape of the component and that are in contact with the respective substrates; and calculating a first current density distribution of the component by performing a first electrical analysis according to the setting.
    Type: Grant
    Filed: November 14, 2016
    Date of Patent: November 17, 2020
    Assignee: FUJITSU LIMITED
    Inventors: Tetsuyuki Kubota, Akira Ueda, Hideharu Matsushita, akihiro otsuka, Yasuhiro Ite, Takamasa Shinde, Kazuhisa Inagaki, Akira Sakai
  • Patent number: 10836019
    Abstract: In order to provide an impact work machine capable of preventing oil leakage and cooling a power transmission apparatus, an impact work machine transmitting power of an electric motor 16 including an output shaft extending in an axis A1 direction to an anvil includes: a housing including a motor case accommodating the electric motor, and a grip extending from the motor case; a speed reducer and an impact mechanism 96 each transmitting power of the electric motor to the anvil; a hammer case located forward of the motor case and nonrotatable relative to the motor case; an extension portion provided on the housing and extending from the motor case toward the hammer case so as to cover at least part of the hammer case; and a passage provided between the hammer case and the extension portion and through which air passes.
    Type: Grant
    Filed: January 8, 2016
    Date of Patent: November 17, 2020
    Assignee: KOKI HOLDINGS CO., LTD.
    Inventors: Akira Matsushita, Takuhiro Murakami, Tomomasa Nishikawa, Junichi Toukairin, Shota Takeuchi
  • Publication number: 20200303360
    Abstract: There is a problem that the reliability of insulation is lowered. A length L2 from a center P of a conductor layer 334 to a peripheral edge portion of an insulating member 333 is formed to be longer than a length L1 from the center P of the conductor layer 334 to a peripheral edge portion of a protruding portion 307a of a base member 307. In other words, a base end surface 308 of the peripheral edge portion of the protruding portion 307a is located on an inner side with respect to an insulating member end surface 336 of the peripheral edge portion of the insulating member 333. Further, the insulating member end surface 336 of the insulating member 333 and a conductor layer end surface 344 of the conductor layer form an end surface at the same position.
    Type: Application
    Filed: January 23, 2017
    Publication date: September 24, 2020
    Applicant: HITACHI AUTOMOTIVE SYSTEMS, LTD.
    Inventors: Takeshi TOKUYAMA, Akira MATSUSHITA, Tokihito SUWA
  • Patent number: 10770719
    Abstract: A negative electrode active material includes a carbon material including boron and a silicon material including at least one selected from silicon and silicon oxide. The silicon material does not include boron. A peak of a B1s spectrum of the carbon material occurs at a binding energy of 187.0 eV or more and 192.0 eV or less, the B1s spectrum being measured by X-ray photoelectron spectroscopy. The ratio of the area of the peak of the B1s spectrum of the carbon material which occurs at a binding energy of 187.0 eV or more and 192.0 eV or less, the B1s spectrum being measured by X-ray photoelectron spectroscopy, to the total area of peaks of the B1s spectrum which occur at a binding energy of 184.0 eV or more and 196.5 eV or less is 50% or more.
    Type: Grant
    Filed: May 16, 2017
    Date of Patent: September 8, 2020
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Akira Kano, Junko Matsushita, Nobuhiko Hojo
  • Patent number: 10762327
    Abstract: Provided is an image-processing device that includes: a processor including hardware; the processor configured to: analyze an image of the inside of a culture vessel that cultures cells, and acquire quantitative data of living cells and quantitative data of dead cells inside the culture vessel; and generate comparison data that allows comparison of the acquired quantitative data of the living cells and the acquired quantitative data of the dead cells.
    Type: Grant
    Filed: July 30, 2018
    Date of Patent: September 1, 2020
    Assignee: OLYMPUS CORPORATION
    Inventors: Takayuki Nakatomi, Satoshi Ishii, Isao Sakane, Masakazu Fujii, Akira Matsushita, Takashi Miyoshi
  • Publication number: 20200238794
    Abstract: A drain hose includes a hose main body into which a drain pipe is inserted and a circumferential rib formed on an outer peripheral surface of the hose main body to be away from an extremity of the hose main body and extend in a circumferential direction of the hose main body. The drain hose includes an axial rib formed on the outer peripheral surface of the hose main body to be positioned closer to the extremity of the hose main body than the circumferential rib and extend in an axial direction of the hose main body.
    Type: Application
    Filed: September 28, 2017
    Publication date: July 30, 2020
    Applicant: Nissan Motor Co., Ltd.
    Inventors: Masaya Matsushita, Akira Tanoi, Kazuhide Itou
  • Publication number: 20200227333
    Abstract: An object of the present invention is to provide a power semiconductor device enabling maintenance in reliability and improvement in productivity. According to the present invention, provided are: a circuit body including a semiconductor element and a conductive portion; a first insulation and a second insulation opposed to each other, the circuit body being interposed between the first insulation and the second insulation; a first base and a second base opposed to each other, the circuit body, the first insulation, and the second insulation being interposed between the first base and the second base; a case having a first opening portion covered with the first base and a second opening portion covered with the second base; and a distance regulation portion provided in space between the first base and the second base, the distance regulation portion regulating a distance between the first base and the second base in contact with the first base and the second base.
    Type: Application
    Filed: May 22, 2018
    Publication date: July 16, 2020
    Inventors: Nobutake TSUYUNO, Hiromi SHIMAZU, Akihiro NAMBA, Akira MATSUSHITA, Hiroshi HOUZOUJI, Atsuo NISHIHARA, Toshiaki ISHII, Takashi HIRAO
  • Publication number: 20200198359
    Abstract: To provide a liquid storage container equipped with a plug member that can prevent leakage of a liquid from the liquid storage container and can be opened without causing scatter of the liquid, and a liquid ejection apparatus equipped with the liquid storage container. For the purpose, at least one of a connection part of the convex part with the cover part and an apical part of the convex part most apart from the connection part is provided offset from the centroid of the cover part, seen from a direction orthogonal to an opening surface of a supply port in a state that the plug member is mounted on a supply port of the liquid storage container.
    Type: Application
    Filed: March 4, 2020
    Publication date: June 25, 2020
    Inventors: Ryo Shimamura, Akira Shiba, Kazuya Yoshii, Norihiro Ikebe, Takeho Miyashita, Tomoki Yamamuro, Atsushi Arai, Masatoshi Ohira, Tatsuaki Orihara, Hirofumi Okuhara, Kazumasa Matsushita, Misato Furuya
  • Patent number: 10661427
    Abstract: A power tool has a fan guide for straightening the flow of cooling air generated by a fan, wherein the branching passages through are provided for causing a portion of the cooling air drawn into the fan from a ventilation hole to diverge from a flow toward an exhaust port formed on a bearing guide side, and the portion of the cooling air flows toward an inlet and thereby circulates inside a housing. The branching passages through provided to the fan guide are formed so as to be inclined in the same direction as a circumferential direction so that air path resistance during actual operation (in an intermediate-speed region) does not increase.
    Type: Grant
    Filed: January 27, 2017
    Date of Patent: May 26, 2020
    Assignee: Koki Holdings Co., Ltd.
    Inventors: Akira Matsushita, Tomomasa Nishikawa, Noriyuki Horie, Masahiro Fujiwara
  • Publication number: 20200138396
    Abstract: The present invention provides a radiography apparatus that can effectively exhibit the advantages of individual image capturing modes, namely, a controlled mode and an autonomous mode. A radiography apparatus includes: a plurality of radiation detecting elements that are arrayed two-dimensionally and that generate charges in accordance with the dose of radiation used for irradiation; and a control means that exercises control so as to at least read the charges from the individual radiation detecting elements and generate image data, wherein the image capturing mode can be switched between a controlled mode, in which image capturing is controlled via an external console, and an autonomous mode, in which image capturing is executed autonomously without being controlled via the console, and when the image capturing mode is switched between the controlled mode and the autonomous mode, the control means switches its processing method to a processing method for the image capturing mode entered after the switching.
    Type: Application
    Filed: December 23, 2019
    Publication date: May 7, 2020
    Inventors: Akira HIROSHIGE, Wataru MATSUSHITA, Nobuyuki MIYAKE, Hidetake TEZUKA, Tetsu HOSOKI, Tomonori GIDO
  • Patent number: 10618300
    Abstract: To provide a liquid storage container equipped with a plug member that can prevent leakage of a liquid from the liquid storage container and can be opened without causing scatter of the liquid, and a liquid ejection apparatus equipped with the liquid storage container. For the purpose, at least one of a connection part of the convex part with the cover part and an apical part of the convex part most apart from the connection part is provided offset from the centroid of the cover part, seen from a direction orthogonal to an opening surface of a supply port in a state that the plug member is mounted on a supply port of the liquid storage container.
    Type: Grant
    Filed: August 30, 2018
    Date of Patent: April 14, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventors: Ryo Shimamura, Akira Shiba, Kazuya Yoshii, Norihiro Ikebe, Takeho Miyashita, Tomoki Yamamuro, Atsushi Arai, Masatoshi Ohira, Tatsuaki Orihara, Hirofumi Okuhara, Kazumasa Matsushita, Misato Furuya
  • Publication number: 20200110923
    Abstract: A quantitative evaluation apparatus of the present invention includes: a counter that counts the numbers of cells or densities of cells contained in individual images of a plurality of image-capturing regions in a culturing vessel for culturing the cells; an evaluation-value calculating portion that calculates an evaluation value related to variation in the distribution of the cells in the culturing vessel on the basis of the numbers of the cells or the densities of cells counted by means of the counter in each of the images; a determining portion that determines whether or not the evaluation value calculated by the evaluation-value calculating portion is in a range of a prescribed threshold; and a display that displays determination result determined by the determining portion.
    Type: Application
    Filed: December 9, 2019
    Publication date: April 9, 2020
    Applicant: OLYMPUS CORPORATION
    Inventors: Yohei TANIKAWA, Shinichi TAKIMOTO, Shintaro TAKAHASHI, Masaru MIZUNAKA, Akira MATSUSHITA, Tsuyoshi MOCHIZUKI, Koh MOHRI
  • Patent number: 10615102
    Abstract: The present invention is directed to improving the bonding strength between a bonding wire and a lead frame bonded to a plurality of semiconductor devices electrically connected in parallel. One end and the other end of a first bonding wire are connected to a control electrode and a first lead frame portion or a bent portion of a first semiconductor device, and one end and the other end of a second bonding wire are connected to a control electrode and a second lead frame portion of a second semiconductor device. The first lead frame portion extends in a direction overlapping with the first semiconductor device from the bent portion toward the side opposite to the first semiconductor device side, and the second lead frame portion extends from the bent portion toward the second semiconductor device side in a direction overlapping with the second semiconductor device.
    Type: Grant
    Filed: June 30, 2017
    Date of Patent: April 7, 2020
    Assignee: Hitachi Automotive Systems, Ltd.
    Inventors: Yusuke Takagi, Takeshi Tokuyama, Shun Kawano, Takahiro Shimura, Akira Matsushita
  • Patent number: 10611162
    Abstract: There are provided a liquid container including a plug member which prevents leakage of a liquid from the liquid container and can be opened without scattering the liquid and a liquid ejection apparatus including the liquid container. For that purpose, a projecting portion in the plug member is provided below a center part of the plug member in a gravity direction in an attitude at the time of use of the liquid ejection apparatus.
    Type: Grant
    Filed: September 24, 2018
    Date of Patent: April 7, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventors: Norihiro Ikebe, Ryo Shimamura, Akira Shiba, Kazuya Yoshii, Takeho Miyashita, Tomoki Yamamuro, Atsushi Arai, Masatoshi Ohira, Tatsuaki Orihara, Hirofumi Okuhara, Kazumasa Matsushita, Misato Furuya
  • Publication number: 20200075663
    Abstract: A light emitting device according to this embodiment, includes: a first substrate having light transmittivity and flexibility, a conductor layer being formed on the first substrate; a second substrate having light transmittivity and flexibility, and being arranged to face the first substrate; a plurality of light emitting elements including an electrode connected to the conductor layer, and being arranged between the first substrate and the second substrate into the shape of a matrix; and a resin layer having light transmittivity and flexibility, and retaining the plurality of light emitting elements by being arranged between the first substrate and the second substrate, the plurality of light emitting elements configuring a point light source, in which a distance between the point light sources adjacent to each other is 0.3 cm to 3.2 cm.
    Type: Application
    Filed: June 27, 2019
    Publication date: March 5, 2020
    Applicant: TOSHIBA HOKUTO ELECTRONICS CORPORATION
    Inventors: Koichi MATSUSHITA, Akira ISHIGAI, Takamasa OOTAKE
  • Publication number: 20200058531
    Abstract: A substrate storage apparatus includes a stage on which a cassette that has a lid detachably mounted to an opening is disposed, a lid attaching/detaching plate that performs attaching/detaching of the lid to/from the opening of the cassette disposed on the stage, and is provided to be movable between a mounting position in contact with the lid disposed at a position of the opening and a retracted position not in contact with the lid disposed at the position of the opening, a lid holding sensor that detects whether the lid is being held by the lid attaching/detaching plate, and a controller that determines presence/absence of abnormality related to attachment/detachment of the lid based on a detection result of the lid holding sensor.
    Type: Application
    Filed: February 15, 2018
    Publication date: February 20, 2020
    Inventors: Akihiro MATSUMOTO, Michiaki MATSUSHITA, Akira MURATA, Minoru TASHIRO
  • Patent number: 10561389
    Abstract: A radiographic image capturing apparatus includes: a two-dimensional array of radiation detecting elements that generate one or more electric charges in proportion to a dose of incident radiation; and a control unit that performs control, at least, to read the electric charges from the radiation detecting elements and generate image data. An image capturing mode is switchable between a controlled mode in which the radiographic image capturing apparatus is under control of an external console and a stand-alone mode in which the radiographic image capturing apparatus autonomously performs image capturing without the control of the console. When the image capturing mode is switched to the controlled mode or the stand-alone mode, the control unit changes its own process so as to meet the switched image capturing mode.
    Type: Grant
    Filed: October 19, 2015
    Date of Patent: February 18, 2020
    Assignee: KONICA MINOLTA, INC.
    Inventors: Akira Hiroshige, Wataru Matsushita, Nobuyuki Miyake, Hidetake Tezuka, Tetsu Hosoki, Tomonori Gido
  • Publication number: 20200052559
    Abstract: Providing an electric tool with excellent cooling efficiency. An electric tool includes: a housing 2; a motor 3; a fan 34; a sensing portion 41; a switching portion 42; and a circuit board 40. The motor 3 is accommodated in the housing 2. The motor 3 includes a stator 33, a rotor 32, and a rotating shaft 31. The rotor 32 is rotatable relative to the stator 33. The rotating shaft 31 is rotatable together with the rotor 32. The fan 34 is configured to generate a cooling air flow inside the housing 2. The sensing portion 41 is configured to detect a rotated position of the rotor 32. The switching portion 41 controls a rotation of the rotor 32. The sensing portion 41 and the switching portion 42 are mounted on the circuit board 40.
    Type: Application
    Filed: February 23, 2018
    Publication date: February 13, 2020
    Applicant: KOKI HOLDINGS CO., LTD.
    Inventors: Akira MATSUSHITA, Tomomasa NISHIKAWA, Yuta NOGUCHI, Takahiro HIRAI
  • Patent number: 10559846
    Abstract: A negative-electrode active material comprises a graphite including at least boron and fluorine. The fluorine is disposed at least on a surface of the graphite. A ratio R satisfies 0.5?R?1, where R=SBB/SB, and SB denotes a total peak area of a boron 1s spectrum of the graphite obtained by X-ray photoelectron spectroscopy, and SBB denotes a peak area of all spectra each having a peak in a binding energy range of not less than 184.0 eV and not more than 188.5 eV in the boron 1s spectrum.
    Type: Grant
    Filed: April 23, 2018
    Date of Patent: February 11, 2020
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Takayuki Nakatsutsumi, Akira Kano, Junko Matsushita, Nobuhiko Hojo