Patents by Inventor Kenji Yamamoto

Kenji Yamamoto 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: 10407758
    Abstract: A steel for oil country tubular goods includes, as a chemical composition, by mass %, C, Si, Mn, Al, Mo, P, S, O, N, and a balance containing Fe and impurities, wherein a full width at half maximum HW of a crystal plane corresponding to a (211) crystal plane of an ? phase and a carbon content expressed in mass % in the chemical composition satisfy HW×C1/2?0.38, the carbon content and a molybdenum content expressed in mass % in the chemical composition satisfy C×Mo?0.6, a number of M2C carbides having a hexagonal crystal structure and having an equivalent circle diameter of 1 nm or more is 5 pieces or more per one square micron, and an yield strength is 758 MPa or more.
    Type: Grant
    Filed: June 17, 2013
    Date of Patent: September 10, 2019
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Tomohiko Omura, Yuji Arai, Kaori Kawano, Akihiro Sakamoto, Kazuo Okamura, Kenji Yamamoto, Keiichi Kondo, Koji Nagahashi, Masanao Seo
  • Patent number: 10411585
    Abstract: An inverter system includes an inverter apparatus and a smoothing capacitor charging-power apparatus. The inverter apparatus includes a transformer and an inverter cell. The transformer includes primary windings and secondary windings. Each of the inverter cells includes a converter circuit, a smoothing capacitor, and an inverter circuit. The converter circuit is configured to convert an intermediate alternating-current voltage to a direct-current voltage. The smoothing capacitor is configured to smooth the direct-current voltage. The inverter circuit is configured to at least partially generate a phase voltage of a variable alternating-current voltage from the direct-current voltage smoothed by the smoothing capacitor. Electric power is to be supplied from a second power supply different from a first power supply to the smoothing capacitor charging-power apparatus.
    Type: Grant
    Filed: June 8, 2014
    Date of Patent: September 10, 2019
    Assignees: KABUSHIKI KAISHA YASKAWA DENKI, YASKAWA AMERICA, INC.
    Inventors: Taisuke Katayama, Eiji Yamamoto, Kenji Mitsuda, Hiroshi Takagi, Thomas Bryan Sasada
  • Publication number: 20190270501
    Abstract: In an outboard motor, a damper includes a bushing fixed to a periphery of a propeller shaft. The damper includes a second pressing surface that presses a first pressing surface of an inner surface of a cylinder in a circumferential direction, an elastic member disposed around a portion of the bushing different from the second pressing surface of the bushing, and a reinforcer disposed between the first pressing surface and the second pressing surface.
    Type: Application
    Filed: March 1, 2019
    Publication date: September 5, 2019
    Inventors: Junya Onoue, Toshio Suzuki, Kenji Yukishima, Noriyuki Natsume, Manabu Yamamoto, Koma Ariga, Shunsuke Yukawa
  • Patent number: 10402732
    Abstract: A user management method according to the present disclosure includes: storing appliance use information including: appliance identification information for identifying an appliance; user information for identifying a user of the appliance; and an operating state of the appliance when the appliance was used; analyzing the appliance use information stored in the storing to identify, from among a plurality of functions of the appliance, one or more first functions each having a use frequency less than or equal to a threshold value; and providing the user with a notice which prompts use of the one or more first functions identified in the analyzing.
    Type: Grant
    Filed: October 8, 2013
    Date of Patent: September 3, 2019
    Assignee: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA
    Inventors: Kotaro Sakata, Tomoaki Maruyama, Kenji Kondo, Hiroaki Yamamoto, Masayoshi Tojima
  • Patent number: 10395406
    Abstract: The present disclosure relates to an apparatus and method for displaying information, a program, and a communication system, which enable the provision of an apparatus making use of a display device excellent in flexibility. An information display apparatus includes a display unit including a time information presenting section for presenting at least time information and a band section to be worn on an arm, and a display control unit for changing a display of the display unit. The present disclosure can be applied to, for example, the information display apparatus.
    Type: Grant
    Filed: August 21, 2015
    Date of Patent: August 27, 2019
    Assignee: Sony Corporation
    Inventors: Masakazu Mitsugi, Yuki Sugiue, Hiroshi Saeki, Machiko Takematsu, Masaaki Yamamoto, Yoichi Ito, Kenji Itoh
  • Patent number: 10396698
    Abstract: First pulse width modulation control is a control of generating a first pulse width modulation signal for a plurality of switching elements by comparison of modulated waves of voltage commands in phases based on a torque command for a motor with a carrier voltage, and performing switching of the plurality of switching elements. Second pulse width modulation control is a control of generating a second pulse width modulation signal for the plurality of switching elements based on a modulation factor of a voltage and a voltage phase based on the torque command and the number of pulses per unit period of an electrical angle of the motor, and performing switching of the plurality of switching elements. An electronic control unit is configured to switch the plurality of switching elements between the first pulse width modulation control and the second pulse width modulation control at irregular time intervals.
    Type: Grant
    Filed: April 9, 2018
    Date of Patent: August 27, 2019
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Toshihiro Yamamoto, Kenji Yamada
  • Patent number: 10385604
    Abstract: The method includes a step of fixing the other end of the drive wire to the drive drum; a step of temporarily placing one end of the drive wire in a temporary placement portion provided on the drum housing; and a step of applying tension to the drive wire by moving the one end of the drive wire to an engaging portion provided on the drive drum after canceling the placed state of the one end of the drive wire in the temporary placement portion by pulling a portion of the drive wire on the one end side thereof by winding a portion of the drive wire on the other end side thereof by the drive drum with the one end of the drive wire placed in the temporary placement portion.
    Type: Grant
    Filed: April 13, 2016
    Date of Patent: August 20, 2019
    Assignee: SHIROKI CORPORATION
    Inventors: Atsushi Muramatsu, Kenji Yamamoto, Kimihiro Kinoshita, Yoshiki Sugita, Kenichi Suzuki, Toru Ikoma
  • Patent number: 10373640
    Abstract: Provided are a device and a method which are capable of performing crosstalk-removed high-quality data reproduction from a high-density recording type optical disc. The device includes a photo detector that outputs a readout signal from a reproduction track of an information recording disc, an adjacent track reproduction binary signal supply unit that outputs a binary signal (binary data) which is a reproduction signal of an adjacent track of the reproduction track, a multi-input adaptive equalizer that includes an equalizer unit that receives the readout signal from the reproduction track and an adjacent track reproduction binary signal and outputs an equalization signal by an adaptive equalization process based on an input signal, and a binarization processing unit that executes a binarization process based on the equalization signal and generates a reproduction signal of the reproduction track.
    Type: Grant
    Filed: January 12, 2017
    Date of Patent: August 6, 2019
    Assignee: SONY CORPORATION
    Inventors: Kimihiro Saito, Kenji Yamamoto, Noriaki Nishi, Junya Shiraishi, Nobuyoshi Kobayashi
  • Patent number: 10374539
    Abstract: A driving device includes a motor, an inverter configured to drive the motor by switching a plurality of switching elements, and an electronic control unit configured to set voltage commands of phases according to temporary voltage commands of the phases based on a torque command of the motor and perform switching control of the switching elements by generating PWM signals for the switching elements by using the voltage commands of the phases and a carrier voltage. The electronic control unit is configured to switch a method of setting the voltage commands between a first method and a second method for each irregular time interval. The first method is a method of setting the voltage commands without superposing harmonics to the temporary voltage commands, and the second method is a method of setting the voltage commands by superposing the harmonics to the temporary voltage command.
    Type: Grant
    Filed: February 28, 2018
    Date of Patent: August 6, 2019
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Toshihiro Yamamoto, Kenji Yamada
  • Patent number: 10372033
    Abstract: The present invention provides an imprint apparatus comprising a plurality of processing devices configured to perform imprint processes for a plurality of substrates in parallel, and a controller configured to control the plurality of processing devices, wherein the controller is configured to control the plurality of processing devices so that each of the plurality of processing devices performs imprint processes for a plurality of regions whose positions correspond to each other over the plurality of substrates, and so that the plurality of processing devices respectively perform imprint processes for a plurality of regions whose positions are different from each other and which have shapes corresponding to each other in a single substrate.
    Type: Grant
    Filed: July 10, 2015
    Date of Patent: August 6, 2019
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Kenji Yamamoto, Noburu Takakura
  • Publication number: 20190235586
    Abstract: The electronic device includes a case, an antenna element, a heat source, a heat dissipation member, a heat conduction member, a cooling fan, an exhaust port, and an exhaust duct. The case has a pair of main surfaces and side surfaces. The antenna element is used to perform wireless communication. The heat dissipation member exchanges heat with a cooling wind. The heat conduction member conducts heat of the heat source to the heat dissipation member. The cooling fan generates the cooling wind to be blown to the heat dissipation member. The exhaust port is an exhaust port from which the cooling wind is discharged to the outside. The exhaust duct guides the cooling wind to the exhaust port. The exhaust port is disposed on one of the side surfaces, and the antenna element and the exhaust duct are disposed to overlap each other at least partially in the thickness direction.
    Type: Application
    Filed: April 5, 2019
    Publication date: August 1, 2019
    Inventors: KAZUYA TANI, KENJI NISHIKAWA, KAZUHIRO SHIRAGA, HIROYUKI TAKAOKA, KATSUYA YAMAMOTO, KAZUYA NAKANO, HIROKI YOSHO
  • Patent number: 10367204
    Abstract: It is an object to provide an aluminum alloy foil for an electrode current collector, the foil having a high post-drying strength after application of an active material while keeping a high electrical conductivity. Disclosed is an aluminum alloy foil for an electrode current collector, comprising 0.03 to 0.1 mass % (hereinafter, “mass %” is simply referred to as “%”) of Fe, 0.01 to 0.1% of Si, and 0.0001 to 0.01% of Cu, with the rest consisting of Al and unavoidable impurities, wherein the aluminum alloy foil after final cold rolling has a tensile strength of 180 MPa or higher, a 0.2% yield strength of 160 MPa or higher, and an electrical conductivity of 60% IACS or higher; and the aluminum alloy foil has a tensile strength of 170 MPa or higher and a 0.2% yield strength of 150 MPa or higher even after the aluminum alloy foil is subjected to heat treatment at any of 120° C. for 24 hours, 140° C. for 3 hours, and 160° C. for 15 minutes.
    Type: Grant
    Filed: December 12, 2011
    Date of Patent: July 30, 2019
    Assignees: UACJ Corporation, UACJ Foil Corporation
    Inventors: Masakazu Seki, Satoshi Suzuki, Tomohiko Furutani, Kenji Yamamoto, Koichi Ashizawa
  • Patent number: 10361325
    Abstract: In the solar cell module, a first solar cell and a second solar cell are stacked together with an electroconductive member interposed therebetween, such that a cleaved surface-side periphery on a light-receiving surface of the first solar cell overlaps a periphery on a back surface of the second solar cell. The first solar cell and the second solar cell each have: photoelectric conversion section including a crystalline silicon substrate; collecting electrode; and back electrode. At a section where the first solar cell and the second solar cell are stacked, the collecting electrode of the first solar cell and the back electrode of the second solar cell are electrically connected to each other by coming into contact with the electroconductive member. An insulating member is provided on a part of the cleaved surface-side periphery on the light-receiving surface of the first solar cell, where the collecting electrode is not provided.
    Type: Grant
    Filed: March 26, 2015
    Date of Patent: July 23, 2019
    Assignee: KANEKA CORPORATION
    Inventors: Kunihiro Nakano, Kunta Yoshikawa, Toru Terashita, Masafumi Hiraishi, Kenji Yamamoto
  • Patent number: 10361543
    Abstract: A water blocking structure of a wire harness and a method for manufacturing the wire harness is provided. The water blocking structure includes a set of wires including a plurality of wires arranged in at least one row and side by side in a direction of a diameter of the wire, and an integrally molded stopper made of a hard resin that is injection-molded at a low-pressure so as to surround a portion of the set of wires in an extending direction of the wires and to have an outer circumferential shape defining portion that conforms to an inner circumferential shape of a wire passage portion into which the set of wires is to be inserted.
    Type: Grant
    Filed: April 13, 2016
    Date of Patent: July 23, 2019
    Assignee: YAZAKI CORPORATION
    Inventors: Kimitoshi Makino, Tetsuro Saimoto, Akihito Shibuya, Masataka Yamamoto, Kenji Kinezuka, Shinnya Matsuura, Yasuhiro Suzuki, Takafumi Mori
  • Patent number: 10353497
    Abstract: The present invention provides a substrate with conductive layers, capable of improving both glare preventing properties and etching characteristics; a method for fabricating the same; and a substrate with touch-panel transparent electrodes. A substrate with conductive layers has, on at least one side of a transparent film substrate, a thin film underlayer, a metal oxide layer, and a first metal layer formed in this order. The thin film underlayer comprises nickel and copper or nickel oxide and copper oxide, the metal oxide layer comprises nickel oxide and copper oxide, and the first metal layer comprises of at least one of gold, silver, and copper. The substrate preferably satisfies the following relational expressions: [1] the thickness of the thin film underlayer is 20 nm or less; [2] the thickness of the metal oxide layer is 80 nm or less; and [3] the thickness of the thin film underlayer is equal to or less than the thickness of the metal oxide layer.
    Type: Grant
    Filed: February 18, 2016
    Date of Patent: July 16, 2019
    Assignee: Kaneka Corporation
    Inventors: Takahisa Fujimoto, Hitoshi Tamai, Kenji Yamamoto
  • Patent number: 10350886
    Abstract: An ink-jet recording apparatus includes: a recording head including first and second nozzles and first and second driving elements corresponding to the first and second nozzles respectively; a controller; and a head driving circuit connected to the controller by first and second signal lines and a third signal line for transmitting a clock signal, the head driving circuit connected electrically to the first and second driving elements. Each of the first and second driving elements is driven to jet an ink droplet from one of the first and second nozzles corresponding thereto when driving voltage is applied from the head driving circuit. The controller executes relative movement processing for the recording head and a sheet in parallel with recording processing in which pattern signals of the driving voltage are outputted serially to the first signal line and a jetting instruction signal is outputted serially to the second signal line.
    Type: Grant
    Filed: August 31, 2017
    Date of Patent: July 16, 2019
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Shoji Sato, Keisuke Yamamoto, Kenji Kawamoto, Satoru Arakane
  • Publication number: 20190213002
    Abstract: Proposal of data analysis components is enabled to be performed irrespective of the quantity of an implementation history of data analysis, and thus efficiency and cost reduction of production of software for data analysis are promoted. A data utilization platform server 101 is configured to includes a arithmetic device 112 which executes processing of generating analysis relationship information prescribing linkage between analysis target data and an analysis component executing analysis processing for the analysis target table on the basis of a relationship among a plurality pieces of the analysis target data collected from a plurality of predetermined systems; and processing of specifying a combination of a plurality of the analysis components available for predetermined data designated as an analysis target by a user on the basis of the analysis relationship information.
    Type: Application
    Filed: November 29, 2017
    Publication date: July 11, 2019
    Inventors: Hidenori YAMAMOTO, Takeshi HANDA, Yuko YAMASHITA, Kenji KAWASAKI, Syuuichirou SAKIKAWA, Takashi TSUNO
  • Publication number: 20190207060
    Abstract: Provided is a substrate with transparent electrode, which is capable of achieving both acceleration of crystallization dining a heat treatment and suppression of crystallization under a normal temperature environment. In the substrate with transparent electrode, a transparent electrode thin-film formed of a transparent conductive oxide is formed on a film substrate. An underlayer that contains a metal oxide as a main component is formed between the film substrate and the transparent electrode thin-film. The underlayer and the transparent electrode thin-film are in contact with each other. The transparent electrode thin-film is amorphous, and the base layer is dielectric and crystalline.
    Type: Application
    Filed: March 6, 2019
    Publication date: July 4, 2019
    Inventors: Takashi Kuchiyama, Hironori Hayakawa, Hiroaki Ueda, Yuji Motohara, Kenji Yamamoto
  • Publication number: 20190207023
    Abstract: A nitride semiconductor device includes an electron transit layer (103) that is formed of a nitride semiconductor, an electron supply layer (104) that is formed on the electron transit layer (103), that is formed of a nitride semiconductor whose composition is different from the electron transit layer (103) and that has a recess (109) which reaches the electron transit layer (103) from a surface, a thermal oxide film (111) that is formed on the surface of the electron transit layer (103) exposed within the recess (109), a gate insulating film (110) that is embedded within the recess (109) so as to be in contact with the thermal oxide film (111), a gate electrode (108) that is formed on the gate insulating film (110) and that is opposite to the electron transit layer (103) across the thermal oxide film (111) and the gate insulating film (110), and a source electrode (106) and a drain electrode (107) that are provided on the electron supply layer (104) at an interval such that the gate electrode (108) intervene
    Type: Application
    Filed: March 7, 2019
    Publication date: July 4, 2019
    Inventors: Kenji YAMAMOTO, Tetsuya FUJIWARA, Minoru AKUTSU, Ken NAKAHARA, Norikazu ITO
  • Patent number: D859331
    Type: Grant
    Filed: July 19, 2017
    Date of Patent: September 10, 2019
    Assignee: EBARA CORPORATION
    Inventors: Satoru Yamamoto, Masayuki Nakanishi, Kenji Kodera